OS Sitemap user guide & technical specification
Contents
1. 9 MOMOCI OMG P 10 BP asc e 11 v1 0 12 2006 0 OS Sitemap user guide contents v1 0 12 2006 Crown copyright Page 2 of 38 Preface This user guide hereafter referred to as the guide is designed to provide an overview of OS Sitemap hereafter referred to as the product and it gives guidelines and advice on how a customer might derive the maximum benefit from the product It assumes a general knowledge of geographic information If you find an error or omission in this guide or otherwise wish to make a comment or suggestion as to how we can improve the guide please contact us at the address shown below under contact details or complete the product and service performance report form at annexe C and return it to us Contact details Our Customer Service Centre will be pleased to deal with your enquiries Customer Service Centre Ordnance Survey Romsey Road SOUTHAMPTON SO16 4GU Business enquiries 44 0 23 8030 5030 General enquiries calls charged at local rate 08456 05 05 05 Dedicated Welsh Language HelpLine 08456 05 05 04 Textphone deaf and hard of hearing users only please 44 0 23 8079 2906 Email customerservices ordnancesurvey co uk or visit the Ordnance Survey website at www ordnancesurvey co uk Use of the product The terms and conditions upon which the product including this guide is made avai2. Memorial Mean high water Mean low water Normal tidal limit MTM Post or pole Public convenience Telephone call box Tank or track OS Sitemap technical specification annexe B v1 0 12 2006 Crown copyright Page 37 of 38 Annexe C Product and service performance report form Ordnance Survey welcomes feedback from its customers about OS Sitemap If you would like to share your thoughts with us please print a copy of this form and when completed post or fax it to the address below NOUN IVANNG Ss ENERO o cernunt M T Ye e 1 EEE E E DUET E ODE SENDER Quotation or order reference ssssssssssesesessseseeenn e enenennnnetnnnhr itis sl nete sis essi dass saisi sess sara sss sisse s seda EEEE Please record your comments or feedback in the space below We will acknowledge receipt of your form within three 3 working days and provide you with a full reply or a status report within 21 working days If you are posting this form please send it to OS Sitemap Product Manager Ordnance Survey Romsey Road SOUTHAMPTON SO16 4GU If you wish to return it by fax please dial 023 8079 2615 Any personal information that you supply with this report form will be used by Ordnance Survey only in the improvement of its products and services It will not be made available to third parties 00 00 NEN OS Sitemap technical specification annexe
3. Not shown in 1 10 000 scale data Railway bridge abutments are shown Public roads and paths where they cannot otherwise be deduced Exceptions apply Shown when of outstanding importance Shown when of outstanding importance Not captured in the data Especially important items are shown Not captured in the data Not captured in the data Ordnance Survey produces other data products that can provide this information for example OS MasterMap Integrated Transport Network ITN Layer Shown when they are the only division between carriageways Not captured in the data Shown when over 100 m in length Not captured in the data Not captured in the data Not captured except for areas of trees Exceptions apply Not captured in the data Not captured in the data Not captured in the data 0 00 NENENENMEBINEEEEEEEEEEEENEEEEEEEEEEEEEEENI OS Sitemap technical specification chapter 7 v1 0 12 2006 Crown copyright Page 32 of 38 Chapter 8 Item Bench mark Bollard Crane Coastguard station Club house Chimney Close road Capstan Drinking fountain Drive road Electricity substation Electricity transmission line Ferry Footbridge filter bed Flare stack Flagstaff Fire station Guide post Gas valve compound House named Letter box Lifeboat house station Level crossing Light tower Lodge Memorial Mean high water springs Mean low water springs Abbr BM B
4. Used for the outline of open sided buildings also used for internal building divisions that cannot be surveyed from the outside Used for railway and tramway lines smaller than standard gauge Each rail is shown by a separate polyline The limit of public road surface where not defined by a solid feature such as a building Buried and surface blocks are not shown The symbol is not shown on triangulation pillars Missing or open gates are shown as if closed Centre line of roots is shown 0 0 o MENENNNMERIEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEENN OS Sitemap technical specification chapter 6 v1 0 12 2006 Crown copyright Page 27 of 38 Layer Real world features Useful notes and exceptions Bank linear Wall Thick walls are shown by a double polyline Antiquity above ground level Aqueduct pier or viaduct Breakwater or groyne Bridge Detail below bridges is not normally shown Burial ground cemetery or graveyard Cairn Chimney Only those causing an obstruction at ground level are shown Cooling tower Lock gate Minor building outline Retarder railway Ruined building Defined as a building partly or wholly de roofed and in decay Ruins do not carry a roof seed Sloping masonry wall Settling tank sludge bed slurry pit tailing lagoon filter bed Solid objects These do not carry a roof indicator TV mast Watercress bed man made Waterfall weir G8030031 This layer does not
5. green green green green green green green green green green green green green green green green green green green 0 0 NMENENENENMENRI8EEEENEEBEMMBNMBNEEEEEEEEEEEEEEEEEEEEEN OS Sitemap technical specification chapter 5 v1 0 12 2006 Crown copyright Page 25 of 38 Layer G8030394 G8030394 G803094 G8030394 G8030394 G8030394 G8030394 G8030395 G8030396 G8030397 G8030400 G8030570 G8030570 G8030571 G8030571 G8030572 G8030573 G8031000 G8031005 G8031006 G8031009 G8031010 G8031211 G8031212 Footnotes and non map detail layers Description Rough grass amp Rock scattered amp Boulders scattered Rough grass and Non coniferous trees scattered amp Scrub Scree Scrub Scrub amp Non coniferous trees scattered Scrub amp Coniferous trees amp Non coniferous trees Scrub amp Non coniferous trees amp Coppice or Osiers Upper level of communication indicator Cliff indicator Slope indicator Water indicator Copyright symbol Registered trademark Footnotes scale bar logo North arrow Internal grid lines and values Neat line and corner values Road name or number Boundary text House number or building name Miscellaneous text Water text Positioned boulder Ridge or rock line Entity type INSERT INSERT INSERT INSERT INSERT INSERT INSERT INSERT INSERT IN
6. MARS MULTIVEGS NCTREE NCOS NCOSCS NCO COS NCO COPS NCO ROCSCS NCO SCBS Example Ave M ULL aM anl alllin ga AMI Ili Ln E m OS Sitemap technical specification chapter 4 v1 0 12 2006 Crown copyright Page 20 of 38 Ordnance Survey symbol Non coniferous trees scattered amp Coniferous trees scattered Orchard Rock Rock scattered Rock amp Rough Grass amp Boulders Rough grassland Rough grass amp Boulders Rough grass amp Coniferous trees Rough grass amp Heath Rough grass amp Marsh Rough grass amp Non coniferous trees Rough grass amp Rock Rough grass amp Boulders scattered Rough grass amp Non coniferous trees scattered Rough grass amp Rock scattered Rough grass amp Scrub Rough grass amp Non coniferous trees amp Coniferous trees Block name NCOSC COSCS ORCHS ROCS ROCSCS ROC RGS BOLS RGS RGS BOLS RGS COS RGS HEAS RGS MARS RGS NCOS RGS ROCS RGS BOLSCS RGS NCOSCS RGS ROCSCS RGS SCBS RGS NCO COS AVA eri ita Example c DP s Ee La Cs Mr lt 2 QI LG A QUEE atl avt DEP ten A UU UI A a Pa T t p I TTY a an Cx EET DES A a gn 72 QUU ies 2 V2 aM E AN Ta E l Ais ide OS Sitemap technical specification chapter 4 v1 0 12 2006 Crown copyrig
7. There are a number of advantages to splitting the Ordnance Surve y data into layers For example splitting into layers OS Sitema gives a customer a good idea of the type and range of features included in the product If a customer is only interested in certain types of features buildings and kerbs for instance having the roO ad ss different layers means they can be easily identified and used in subgroups giving just the detail the customer wants This gives the customer a greater amount of flexibility in terms of working with and displaying the data If required only the layers 795 containing the features the customer wants to work with will need to be displayed Figure 2 shows OS Sitemap with just the building text building outline grid and marginalia layers displayed wee LOCS 795 794 794 1793 70m 1793 70m B E B wee OFS 20 0 20 40 60 80 100 Metres Crown Copyright 2006 Reproduction in whole or in part is prohibited without the prior permission of Ordnance Survey Figure 2 Selected DXF layers OS Sitemap user guide chapter 1 v1 0 12 2006 Crown copyright Page 7 of 38 Having layers also allows a customer to customise the appearance of the map using the functionality of CAD OS Sitemap is supplied with preset colours point and line styles which have been followed to produce the figures in this document Some layers contain non physica
8. a wall Fence The features represented as a single polyline The following table lists real world features usually represented on each layer The right hand column has useful notes and major exceptions The list of real world features is a guide only and is not exhaustive It is not a complete definition of the surveying and digitising specification for OS Sitemap Exceptions to the list apply for example larger waterfalls are depicted on the cliff layers not layer G8030030 For some types of feature depiction rules vary between source survey scales Layer Real world features G8030001 Building outlines Internal building divisions G8030004 Overhead building outlines G8030007 Civil parish boundary community boundary Inner Temple boundary or Middle Temple boundary G8030008 District boundary London borough boundary metropolitan district boundary or unitary authority boundary G8030009 County boundary or County of the City of London boundary G8030010 Electoral division boundary or ward boundary G803001 1 Boundary post stone or marker G8030013 Boundary mereing change symbol G8030014 Narrow gauge railway track G8030015 Standard gauge railway track G8030016 Railway switch G8030021 Edge of road metalling G8030025 Triangulation station G8030026 Bench mark G8030027 Spot height G8030030 Fence Hedge Useful notes and exceptions The outlines of buildings under 50 m except blocks of garages are on layer G8030030 or layer G8030032
9. software The DXF versions of OS Sitemap should comprise three data files e OS Sitemap product DXF file e Text file e OS Sitemap product information supplied as a PDF OS Sitemap DXF file Each OS Sitemap DXF map has a unique serial number which can be found in the OS Sitemap product information PDF This should be quoted in any correspondence relating to OS Sitemap queries OS Sitemap may be in a compressed zipped form if so it will need to be decompressed unzipped before loading into CAD in order to recreate the original DXF file OS Sitemap product information This PDF file includes the product serial number and additional product details Text file This file contains details about the production of the map file 0 0 o NENENENMEBKONNMNMMBREEENN NEN OS Sitemap technical specification chapter 1 v1 0 12 2006 Crown copyright Page 14 of 38 Chapter 2 Product information Source survey scale OS Sitemap specification including accuracy information is largely derived from the source scale of the mapping that is 1 1250 1 2500 or 1 10 000 If OS Sitemap is viewed on screen or printed at a nominal scale other than the source scale s then variation to the stated specification and accuracy information is increasingly likely to occur The greater the divergence from source scale s the greater the variation is likely to be e Urban 1 1250 scale source survey Major towns and cities e Rur
10. spatial extent of data requested by a customer as part of an order It may comprise a number of different spatial extents but all of them will fall completely within the customer s area of interest cookie cut An area of data defined by a polygon shape for example cut to a defined geographical area coordinate transformation A computational process of converting an image or map from one coordinate system to another customer An organisation or individual that makes use of Ordnance Survey s data supply facilities This includes both direct sales customers of Ordnance Survey and Ordnance Survey Mapping and Data Centres as well as customers of Licensed Partners It does not include anyone or any organisation that has access to Ordnance Survey material without charge dataset An identifiable set of data that share common characteristics and that are managed as a subset of the data within a database delivery mechanism The method of supply of data to a customer for example off line and online direct sale A direct transaction between Ordnance Survey and a customer e delivery The delivery of Ordnance Survey digital products and services to customers by electronic means primarily by use of Internet technology e ordering The ability for customers to request the supply of products and services by the use of Internet technology FTP File transfer protocol A protocol that allows a user on one computer to transfer files to and f
11. 006 Crown copyright Page 6 of 38 TIFF TIFF is a file format for images for use in desktop publishing DTP systems and word processing software It provides illustrative material of a high quality and clarity of detail for documents and presentations It is not intended that the detail of the image itself is changed but using DTP for example customers can create a layer over the top that contains the customer s own detail such as the outline of a future development Therefore this format is primarily used as context for a customer s own features or for example inclusion in an electronic report or tender document DXF DXF is a file format designed for use in computer aided design CAD systems DXF is a vector data set This means that the individual features are stored in the computer as groups of coordinates one for each point in the feature where a change usually of direction occurs The CAD system reads the coordinates and creates the features in the right place relative to each other and to the National Grid In DXF similar features are grouped together and split into 54 different layers The full list of layers is given in chapter 5 of the technical specification In summary they cover the following types of feature e landform and vegetation e buildings e man made topographic features such as fences and kerbs e bodies of water e overhead and underground topographic features and e administrative boundaries a
12. 1 0 12 2006 Crown copyright Page 30 of 38 Layer Real world features Useful notes and exceptions G8030376 Bottom limit of man made slope or cliff landform G8030394 Area of boulders seed Area of scattered boulders seed Area of coniferous trees seed Area of scattered coniferous trees Trees over 30 m apart seed Area of coppice or osiers seed Area of marsh salt marsh or reeds seed Area of non coniferous trees Seed Area of scattered non coniferous Trees over 30 m apart trees seed Area of orchard seed Area of heath seed Area of rock seed Area of scattered rock seed Area of rough grassland bracken seed Area of scree seed Area of scrub seed Area of multi vegetation Areas where type of vegetation is not specified G8030395 Area of upper level of through public Shown only in complex multi level structures communication seed G8030396 Area of cliff seed G8030397 Area of man made slope seed G8030400 Area of water lake loch pond stream drain river reservoir or water below mean low water level seed G8031211 Positioned boulder G8031212 Ridge rock strata line S NENENENMERRBREEeeeNENENEEENEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEN OS Sitemap technical specification chapter 6 v1 0 12 2006 Crown copyright Page 31 of 38 Chapter 7 Features not represented in OS Sitemap The following list summarises the main real world features not normally shown in OS Sitemap Th
13. C v1 0 12 2006 Crown copyright Page 38 of 38
14. CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS Block name HERITAGE CIRCLE FLARROW CULVERT SEED SEED CTREE NCTREE MULTIVEGS BOLS BOLSCS COS COSCS CO_ROCSCS CO_SCBS COSC_NCOSC_SCBS COPS HEAS HEA_BOLS HEA_SCBS HEA_ROCSCS Colour blue green green red white white white cyan cyan cyan cyan cyan magenta red white green green red red brown green green green green green green green green green green green green green o OS Sitemap technical specification chapter 5 v1 0 12 2006 Crown copyright Page 24 of 38 Layer G8030394 G8030394 G8030394 G8030394 G8030394 G8030394 G8030394 G8030394 G8030394 G8030394 G8030394 G8030394 G8030394 G8030394 G8030394 G8030394 G8030394 G8030394 G8030394 G8030394 G8030394 G8030394 G8030394 G8030394 G8030394 G8030394 G8030394 Description Marsh salt marsh or reeds Non coniferous trees Non coniferous trees scattered Non coniferous trees amp Coniferous trees Non coniferous trees amp Coppice or osiers Non coniferous trees amp Rock scattered Non coniferous trees amp Scrub Non coniferous trees scattered amp Coniferous trees scattered Orchard Rock Rock scattered Rock amp Rough Grass amp Boulders Rough grassland Rough grass amp Boulders Rough grass amp Coniferous trees Rough grass amp Heath Rough grass amp
15. Marsh Rough grass amp Non coniferous trees Rough grass amp Rock Rough grass amp Boulders scattered Rough grass amp Non coniferous trees scattered Rough grass amp Rock scattered Rough grass amp Scrub Rough grass amp Non coniferous trees amp Coniferous trees Rough grass amp Non coniferous trees amp Scrub Rough grass amp Rock scattered amp Boulders Rough grass amp Rock scattered amp Heath Entity type INSERT INSERT INSERT INSERT INSERT INSERT INSERT INSERT INSERT INSERT INSERT INSERT INSERT INSERT INSERT INSERT INSERT INSERT INSERT INSERT INSERT INSERT INSERT INSERT INSERT INSERT INSERT Line style CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS Block name MARS NCOS NCOSCS NCO COS NCO COPS NCO ROCSCS NCO SCBS NCOSC COSCS ORCHS ROCS ROCSCS ROC RGS BOLS RGS RGS BOLS RGS COS RGS HEAS RGS MARS RGS NCOS RGS ROCS RGS BOLSCS RGS NCOSCS RGS ROCSCS RGS SCBS RGS NCO COS RGS NCO SCBS RGS ROCSC BOLS RGS ROCSC HEAS Colour green green green green green green green green
16. Ord fS Survey OS Sitemap User guide and technical specification OS Sitemap User guide Contents Section Page no arn EM Une 3 rozleWeclp p ERE 3 Use of th Prod Gt ei e neveaes 3 Purpose and disclaitTier tritt nne tei anda iaaa ia naia aa aaia 3 Copyrightin this guide iie centi eee anai i Pea raa ce MEAE Pe ea AA eA Pe eei c Drap 3 Data copyright and other intellectual property rights sse 4 PrademaikSesnornonn enn a NEM r a NEA 4 Back up provision of the product ssssssssssssesesesseeeeee enne 4 Using this TEE 4 Chapter 1 Introduction To OS Sitemap iniussu sicui eicere ra crasse sce errat deas cUb as eres cease c Usate rie eed aane 5 Purpose of the product esssssssssessssesseeeenee einen nnns snnt sen aadi aaa Eia 6 Applicatio N me 6 Maim features sirrinin adana a A Ea E aa aA aa oanad ae E TATEN EEN 6 Ec EE 6 a MEE 6 uu 7 p 7 DEVICEANGSUPP IV m 8 Site COMM heat 8 m 8 COlOUM OPTIONS e 8 aisle S 8 Buildings in COlOU
17. SERT INSERT INSERT INSERT TEXT INSERT Line style CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS LINE TEXT CONTINUOUS LINE TEXT CONTINUOUS TEXT TEXT TEXT TEXT TEXT INSERT POLYLINE CONTINUOUS Block name RGS_ROCSC_BOLSCS RGS_NCOSC_SCBS SCREES SCBS SCB_NCOSCS SCB_CO_NCOS SCB_NCO_COPS ULCOMMS CLIFFS SLOPES WATERS COPY REGTM NARROW BOULDER Colour green green green green green green green magenta brown brown cyan white white white white white white blue magenta red white cyan brown red OS Sitemap contains a number of layers that are allocated to items that are not strictly part of the map These layers are available for display and plotting from OS Sitemap Items in these layers also shown in the layers list on previous pages are e Copyright symbol G8030570 e Footnotes scale bar logo and so on G8030571 e Internal grid lines and values G8030572 e Neat line and corner values G8030573 0 NENNEN OS Sitemap technical specification chapter 5 v1 0 12 2006 Crown copyright Page 26 of 38 Chapter 6 Real world feature by DXF layer A single map feature can represent more than one real world object for example a polyline on layer G8030030 may represent a hedge a fence or
18. al 1 2500 scale source survey Smaller towns villages and developed rural areas e Moorland 1 10 000 scale source survey Mountains moorland and estuarine areas The Ordnance Survey Mapping and Data Centre can advise of the source survey scale for any particular area Output scale The source data is captured at the scales above 1 1250 1 2500 or 1 10 000 The user can choose display scales between 1 200 and 1 10 000 Enlargement beyond 1 1250 for PDF and TIFF products will not be allowed for 1 10 000 source data Revision OS Sitemap is produced from the latest mapping held in the National Geographic Database The data is updated in schedule with OS MasterMap Managed GB set for Topography Layer the schedule can be found on the website http www ordnancesurvey co uk oswebsite products osmastermap exisitingcustomer mgbs html Ordnance Survey constantly updates its mapping OS Sitemap is designed primarily for project work If there is a requirement for current mapping of the same area over an extended period consider using one of the other products available from Ordnance Survey such as OS MasterMap Topography Layer Ordnance Survey Mapping and Data Centres can be consulted for more information Changes to real world features are categorised by Ordnance Survey and a map revision policy exists for each category of change Further details are available from Ordnance Survey Mapping and Data Centres and online http www ordnancesur
19. ary G8030009 County boundary POLYLINE CONTINUOUS magenta G8030010 Electoral division or ward POLYLINE CONTINUOUS magenta boundary G8030011 Boundary post or stone INSERT CONTINUOUS BDYPOST magenta G8030013 Boundary mereing symbol INSERT CONTINUOUS BDYMEREI magenta G8030014 Railway narrow gauge POLYLINE CONTINUOUS blue G8030015 Railway standard gauge POLYLINE CONTINUOUS blue G8030016 Railway switch INSERT CONTINUOUS RAILSW blue Road public edge of POLYLINE DASHED blue dL metalling G8030025 Triangulation point INSERT CONTINUOUS TRIGPT blue G8030026 Bench mark INSERT CONTINUOUS BENCHMK blue G8030027 Spot height INSERT CONTINUOUS CROSS blue General line or minor POLYLINE CONTINUOUS white G8030030 ding detail G8030031 Closing links inferred POLYLINE DASHED white detail G8030032 General ground level or POLYLINE DASHED white minor overhead detail 0 0 MENENENMEERREReNNNMNMNMNMNMNMNMNMNMNNMNNNNENEEENN OS Sitemap technical specification chapter 5 v1 0 12 2006 Crown copyright Page 23 of 38 Layer G8030033 G8030034 G8030036 G8030043 G8030049 G8030052 G8030057 G8030059 G8030069 G8030070 G8030071 G8030072 G8030079 G8030321 G8030323 G8030372 G8030373 G8030374 G8030375 G8030376 G8030394 G8030394 G8030394 G8030394 G8030394 G8030394 G8030394 G8030394 G8030394 G8030394 38030394 G8030394 G8030394 Description Underground or obscured detail or course of ant
20. content of any third party websites referenced or accessed in or through this specification any other contractual documentation and or the Ordnance Survey website Copyright in this specification This specification including for the avoidance of doubt any mapping images reproduced herein is Crown copyright 2006 All rights reserved Any part of this specification may be copied for use internally in your organisation or business so that you can use OS Sitemap for the purpose for which it is licensed to your organisation or business but not otherwise No part of this specification may be reproduced or transmitted in any form or by any means including electronically for commercial exploitation without the prior written consent of Ordnance Survey No part of this specification may be copied or incorporated in products services or publications that you generate for onward sale or as free promotional or support materials without the prior written consent of Ordnance Survey Using this specification The documentation is supplied in portable document format PDF only Free Adobe Acrobat Reader software which displays the specification incorporates search and zoom facilities and allows you to navigate within Hyperlinks are used to navigate between associated parts of the specification and to relevant Internet resources by clicking on the blue hyperlinks and the table of contents If you are unfamiliar with any words or terms used a
21. coordinates with optional size and orientation polygon The polygon geometry type is used to specify the outer and inner boundaries of an area feature real world object The real thing represented by a feature for instance a building a section of fence the boundary of a wood a sharp change of gradient representative point A point feature used to represent a real world object for example centroids seeds area labels Seed points are included in OS Sitemap PDF and TIFF products supply format The file format in which the data is supplied to the customer NENENENMNMMNNREEEORR MMMMMMMMN NW NNNM OS Sitemap technical specification annexe A v1 0 12 2006 Crown copyright Page 36 of 38 Annexe B Symbology for OS Sitemap hardcopy and TIFF Boundary information County Region Island boundary District London Borough boundary Parish Community boundary Electoral Division Ward boundary Parliamentary Constituency or Euro Const boundary Boundary mereing change O O symbol Boundary Post Boundary o Stone BP BS Vegetation Boulder positioned Cx Boulders C Boulders scattered c Coniferous tree positioned a Coniferous trees 4 AS Coniferous trees scattered 4 Coppice or Osiers Y Mi ttl Marsh reeds or Saltmarsh Non coniferous tree Q positioned Non coniferous trees EN AA Non coniferous trees Q scattered Orchard r
22. ear geographic limit The most common uses are for planning applications and for preparing designs for new developments for example housing transport and other built or natural environment changes It can also be used for producing map illustrations for documents and presentations Main features This section explains the main features of OS Sitemap and gives guidance on how a customer could make the most of the product Formats OS Sitemap is available in hard copy and electronic media These are e Paper a printed hard copy e Tagged Image File Format TIFF e Data Exchange Format DXF TIFF and DXF are digital formats for use in computer systems Paper Extracts printed on paper which might be most appropriate for members of the public wishing to submit a planning application who perhaps do not have access to the kinds of software necessary to manipulate the other digital formats They are available on A4 and A3 paper sizes Standard sheets to Ordnance Survey National Grid or customised to size and content Desktop mapping customers ordering a paper map will receive this as an Adobe Portable Document format PDF Those customers that use OS Sitemap on a regular basis such as local builders architects or engineering firms may find this service a more convenient way to receive their OS Sitemap extracts 0 00 o MENNENENMNMEERRRNNEEEEEEENEEEENNENENNEEEEEEEN OS Sitemap user guide chapter 1 v1 0 12 2
23. elevant layer Each layer therefore represents a logical grouping of cartographically similar real world features Additionally the layers themselves can be grouped by theme For example the three non tidal water feature related layers are water detail G8030059 water text G8031010 and flow arrow G8030069 The layering system allows the map to be customised Unwanted layers can be switched off for clarity or faster working Alternatively selected layer themes can be used For example to display the map with only water detail shown it would be appropriate to switch off all map layers other than G8030059 G8031010 and G8030069 Layers list The table below lists all layers that can be found in OS Sitemap The BS 1192 Part 5 layers are in numerical order Also shown for each layer is a description common name entity type line style for lines and polylines block name where applicable and colour A pictorial representation of each block is shown in chapter 4 The colours shown are default and may vary according to the system configuration A CAD system will only reveal the layer code for example G8030001 Entity Layer Description type Line style Block name Colour G8030001 Building outline POLYLINE CONTINUOUS red G8030004 Building outline overhead POLYLINE DASHED red G8030007 Civil parish or community POLYLINE CONTINUOUS magenta boundary District London borough POLYLINE CONTINUOUS magenta G8030008 or unitary authority bound
24. er to the glossary at the end of the document E KX X2 2 ZZ NN OS Sitemap user guide preface v1 0 12 2006 Crown copyright Page 4 of 38 Chapter 1 Introduction to OS Sitemap OS Sitemap provides customers with extracts of Ordnance Survey mapping in a number of different formats and to different scales It has been developed to suit the requirements of a broad range of customers from private individuals requiring a paper map to large design and engineering organisations wanting map data to be used within a computer system An example of OS Sitemap is shown in figure 1 below POSEE e OS Sitemap 55962 06825 voos wooroes zog uoogog OSOE J 797m 179700m SQUARE jose Meira 1796005 179600 wv E 179500m Houses of Parliament 179400m 179300m 179300 178243 00108 OES woogogs tots Figure 1 Extract of OS Sitemap in full colour E NNI OS Sitemap user guide chapter 1 v1 0 12 2006 Crown copyright Page 5 of 38 As the name implies OS Sitemap is designed around site and project based activities such as submitting planning applications or development proposals OS Sitemap shows topographic detail down to the level of individual buildings and structures In the figure above each
25. ermine precise coordinates in GPS and British National Grid spatial reference systems The National GPS Network provides the physical definition of the British National Grid the primary spatial reference system used in OS MasterMap A central component of the Digital National Framework DNF National Grid A unique referencing system that can be applied to all Ordnance Survey maps of Great Britain at all scales It provides an unambiguous spatial reference for any place or entity in Great Britain Object based data Data in which one entity feature represents one real world object for example a building or land parcel order A request from a customer for the supply of data The scope of an order may be constrained by an agreement for a period licence service period licence A licence to use a data product or any other value added service or product derived from detailed datasets for business use for an agreed period of one or more years It covers the initial supply of the data and supply of updates period licence service A service provided to customers by Ordnance Survey or Licensed Partner giving access to Ordnance Survey data for business use including update maintenance The service will be for a defined period These services will be available under a period licence agreement point A pair of coordinates point feature A feature representing a real world object The geometry of a point feature is a single point a pair of
26. f the following scales e 1 500 scale which will give circa 80 m by 80 m of ground coverage when printed on A4 paper e 1 1250 scale which will give circa 200 m by 200 m of ground coverage when printed on A4 paper and e 1 2500 scale which will give circa 400 m by 400 m of ground coverage when printed on A4 paper If a site does not fit with one of these scales the Mapping and Data Centre can advise on an appropriate alternative scale It should be noted that if a printed extract is subsequently enlarged or reduced such as through photocopying the scale is distorted and any measurements taken from the reproduction are likely to have an additional margin of error over and above the stated accuracy of the original scale Accuracies will vary depending on the source scale of the mapping in a particular area In urban areas for example this will usually provide sub one metre accuracies Note that 1 500 output scale maps are not recommended from 1 10 000 source scale areas that is mountain and moorland More information on scale and accuracy can be found in chapter 2 of the technical specification Colour options The TIFF and printed copy format are available in three options full colour with a colour for the buildings only and in monochrome With all three customers can request a thickened line for the building outlines Other presentation options are available in system customising mode A full style guide can be found in annexe B of the tec
27. hapter 1 OS Sitemap Tle TOMMAULS EE 14 OS Sitemap PDF or TIFF sssssssessssssesesseeeenne either nn isis trt sentes aaar 14 OS Sitemap DP dc 14 SESTERCE 14 OS Sitemap product information esssssssssssssseeeenenneneen nennen nnns 14 Eu e fesscte sche cies ce sia delice esas ecg cdc elena peda RREA AAEE Oane EEUE 14 Chapter 2 Product INTONMALION ci cciccccctecccstecessectececccssavcccctetecccevinctssccdsascassiiecsaceiseceseccersctsiseaccaevesetecctexs 15 Source survey SCAIC ceeccecsceceeeeeeeeeeeneeceeeeecaaeeeeeaaesaaeeecaaeseeaaesaaeeecaeeeeaaesdeaeessaeeeeaaeseeneesneees 15 Sri Uoc 15 a2 EE 15 Large scale source survey accuracy information sssssssss eene 15 wrote 16 Levelling and height information essent nennen nennen nes 16 eite i e M 16 Printing and plotting from OS Sitemap DXF sssssssssssssseseeeeeen enne 16 Chapter 3 Representation of real world features in DXF cccsccssscsseeeeeeeeeseseseseeeeeeeeeeeseeseseenenseeeees 17 Some basic principles enr rette en xi erat anten ERE venu na Fed aU e XR ERE cu ERR RSEN EN 2A 17 IUE c 17 ICE m 17 Slopes AMG o M araa a NEA 17 Chapter 4 Blocks for DXF cse oce uei edidi aD EIL 19 Chapter 5 OS Sitemap layering for DXF ni
28. hedge H Wall weir WwW Inches ins Kerb K The following are examples of combined abbreviations Lade lake lead loch lockspit lynchet L Centre of bank basin baulk board and soon CB Marsh mere moat M Centre of railway river road and so on CR Mean high water MHW Centre of old course of stream COCS Mean high water springs Scotland only MHWS Centre of channel at low water CCLW Mean low water MLW Mean low water springs Scotland only MLWS NOTE Special rules apply to boundary mereings and only the more common ones are listed 00 00 o NENENENMEMKRRERENEKRRMEIINXNNNUMENNNEENNI OS Sitemap technical specification chapter 8 v1 0 12 2006 Crown copyright Page 34 of 38 Annexe A Glossary The purpose of this chapter is to provide a glossary of terms used in the definition of products services licensing and other terms and conditions for OS Sitemap Where terms refer to other terms within the glossary they are connected by means of hot links to the relevant entries area feature A polygonised representation of a real world object Each area bounded by a continuous closed chain of line features is an area feature The geometry of an area feature consists of an external boundary and optionally one or more inner boundaries holes in the area feature Each boundary is represented by a polygon An area feature may be used to represent a building field lake administrative area and so on area of order The
29. her or not for use on PCs or workstations or for making hard copies are available from the Customer Service Centre please see contact details You should check the terms and conditions with us before using the data It is also the responsibility of the holder of the digital map data to ensure that any plotted or printed output contains the required copyright and database acknowledgements in a conspicuous position Trademarks Ordnance Survey the OS Symbol OS MasterMap and Superplan are registered trademarks and Integrated Transport Network OS Sitemap and Siteplan are trademarks of Ordnance Survey the national mapping agency of Great Britain Acrobat Reader and Adobe are registered trademarks of Adobe Systems Incorporated AutoCAD is a registered trademark and DXF is a trademark of Autodesk Incorporated Royal Mail is a registered trademark of Royal Mail Group plc Back up provision of the product You are advised to copy the supplied data to a back up medium Using this guide The documentation is supplied in portable document format PDF only Free Adobe Acrobat Reader software which displays the guide incorporates search and zoom facilities and allows you to navigate within Hyperlinks are used to navigate between associated parts of the guide and to relevant Internet resources by clicking on the blue hyperlinks and the table of contents If you are unfamiliar with any words or terms used and require clarification please ref
30. hnical specification Full colour Full colour extracts can be used to demonstrate how a site currently appears Figure 1 on page five is a full colour extract Although full colour is suitable for a limited amount of customisation a complex design may not show up particularly well One of the other options listed below may prove more appropriate 00 o NENEENMEMNN ERO O ORRK ggd oM OS Sitemap user guide chapter 1 v1 0 12 2006 Crown copyright Page 8 of 38 Buildings in colour In this option only buildings are filled with colour The colour on the building helps to orientate the viewer to the built environment within the landscape whilst allowing the proposed changes to the site to stand clear from the topographic context An example of this style is shown in figure 3 below E mx N OS Sitemap 179600 1798007 cA ST MARGARET STREET 8 179500 Houses of Parliament ste of Du G AD d o P 794005 179409 179800 is 30371003111 Produced 05 12 2006 from the Ordnance Survey National Geogra iphic Database and incorporating surveyed revision spyriai nt 2006 Metros 20 Scale 1 1250 tamap is a tr 1 national mapping agency Figure 3 Buildings in colour option printed in hard copy OS Sitemap user guide chapter 1 v1 0 12 2006 Crown copyright Page 9 of 38 Monochrome This option is available for customers requiring line w
31. house can clearly be seen Topographic features are those features that are physically present in the landscape such as buildings fences road kerbs ponds and walls OS Sitemap also includes non topographic features such as administrative boundaries After reading this introductory section customers will know e the main features of the data e where to find additional information and help with the product e the advantages those features can bring e which of the different formats the product is available in are most suitable for their requirements and e where to obtain the product The remainder of this document comprises the technical specification This gives further specific technical details of the product and is most relevant to those wishing to use OS Sitemap within computer systems Purpose of the product OS Sitemap replaces two previous products Siteplan and Superplan OS Sitemap is developed from the latest large scale structured database from Ordnance Survey the National Geographic Database which contains the most up to date survey information available from the organisation This database is also the source for OS MasterMap Topography Layer For a comparison between the two products please see the following link http www ordnancesurvey co uk oswebsite products osmastermap newcustomer toporight4u html Applications OS Sitemap is aimed at those requiring a map extract for project work involving sites with a cl
32. hown and actual ground level may be represented as underground e The nature of surface vegetation is shown except for land under cultivation including developed pasture Where there is no vegetation the character of the bare ground for example rock is indicated e Overhead detail is shown if the size and character constitutes a useful map feature e Underground detail is not shown except for communications in tunnels and specified detail in complex multi level structures e The names of all features objects and areas within the product specification are shown Text features Text is applied to a map to name or to describe the features that the map portrays Descriptive and distinctive names are treated as free standing entities in DXF To facilitate customisation of the map OS Sitemap distinguishes between name types for example road names and water names Each name type is placed in a separate layer Text outside the OS Sitemap neat line map frame is limited to footnotes grid values and so on Area features In OS Sitemap features that might be thought of as area features are treated as linear outlines for example a building is treated as a polyline outline in the building outline layer G8030001 However as the data is derived from a structured data set with lines closing to form polygon boundaries it is possible given the appropriate software to calculate areas Customers should contact their system supplier for infor
33. ht Page 21 of 38 Ordnance Survey symbol Block name Example Rough grass amp Non coniferous trees amp Scrub RGS NCO SCBS G Ba ow Rough grass amp Rock scattered amp Boulders RGS ROCSC BOLS e D N LN alib pu 7 Rough grass amp Rock scattered amp Heath RGS ROCSC HEAS m ga MUI i willl Rough grass amp Rock scattered amp Boulders scattered RGS ROCSC BOLSCS c Cx QUE GG Rough grass and Non coniferous trees scattered amp RGS NCOSC SCBS f Scrub Pa Scree SCREES 2 Scrub SCBS A Scrub amp Non coniferous trees scattered SCB NCOSCS ZU pa E re Jf m es TO Me Scrub amp Coniferous trees amp Non coniferous trees SCB CO NCOS s qt x Q Scrub amp Non coniferous trees amp Coppice or Osiers SCB NCO COPS y xt M li Jc i mr Ve 0 0 o NENENENMNMERENNEEEEEEEEEEEEEEEEEEEEEEEEEEEEEENENI OS Sitemap technical specification chapter 4 v1 0 12 2006 Crown copyright Page 22 of 38 Chapter5 OS Sitemap layering for DXF OS Sitemap maps contain up to 54 layers listed on the following pages OS Sitemap complies with the layer naming convention for CAD in the construction industry version 2 which is based upon the guidelines laid down in BS 1192 Part 5 In any one OS Sitemap map there is unlikely to be map features in every layer simply because of the distribution of real world features Real world features such as buildings are shown in OS Sitemap and are assigned to the r
34. icator Flow arrow Spot height Culvert Railway switch Heritage site of Copyright Registered trademark North arrow Upper level of communication indicator Cliff indicator Slope indicator Water indicator Positioned boulder Boulders Boulders scattered Positioned coniferous tree Coniferous trees Coniferous trees scattered Coniferous trees amp Rock scattered Block name Example CIRCLE BDYPOST BDYMEREI O O T TRIGPT A BENCHMK n SEED X FLARROW 29 CROSS sr CULVERT RAILSW HERITAGE COPY REGTM NARROW ULCOMMS X CLIFFS l SLOPES 4 WATERS ARNAR AAAA BOULDER vm BOLS die BOLSCS Cus CTREE A COS ES COSCS CO ROCSCS Ps OS Sitemap technical specification chapter 4 v1 0 12 2006 Crown copyright Page 19 of 38 Ordnance Survey symbol Coniferous trees amp Scrub Coniferous trees scattered amp Non coniferous trees scattered amp Scrub Coppice or osiers Heath Heath amp Boulders Heath amp Scrub Heath amp Rock scattered Marsh salt marsh or reeds Multi vegetation seed Positioned non coniferous tree Non coniferous trees Non coniferous trees scattered Non coniferous trees amp Coniferous trees Non coniferous trees amp Coppice or osiers Non coniferous trees amp Rock scattered Non coniferous trees amp Scrub Block name CO SCBS COSC NCOSC SCBS COPS HEAS HEA BOLS HEA SCBS HEA ROCSCS
35. id coordinates can easily be spatially related to other surveys drawings or Ordnance Survey products Levelling and height information OS Sitemap is two dimensional that is both the x easting and y northing coordinate values have a value set to provide the information in plan view The z vertical coordinate value is not set to any value The z coordinate value of 0 0 can be customised by the user to generate a third dimension The only height information given appears as text entities associated with heightened points known as spot heights Altitudes of spot heights are given in metres above datum Newlyn Datum for mainland Great Britain Ground coverage OS Sitemap maps cover square or rectangular areas that are aligned to the National Grid unless they are provided as a cookie cut The minimum ground area covered is one hectare for DXF Printing and plotting from OS Sitemap DXF OS Sitemap is scale free until the print plot option is chosen within a CAD session At this stage a scale is chosen to produce a hard copy print or plot which is done by inputting a value for both the plotted units and the drawing units as a ratio Where possible set the drawing units in CAD to metres as this will then be the same as the desired scale for example for a 1 1000 scale plot input a value of 1 for the plotted units and a value of 1 000 for the drawing units NOTE Many CAD packages use drawing units set to millimetres whereas OS Sitemap uses d
36. inland areas Coastal slope Division in named wood Firebreak ride or linear clearing in woods Pit quarry or opencast workings Refuse tip spoil heap or slag heap Vegetation limits Waterfall G8030043 Aerial ropeway Electricity transmission lines Pipeline suspended Ski lifts tows Telephone line Only shown in sparsely populated areas where there is little surveyable detail G8030052 Archway symbol Shown as diagonal lines across the archway Buffer slip or switch railway Culvert bar Moveable greenhouse and travelling Ends of the rail pairs are joined by a polyline on layer crane rails G8030032 Pipeline ground level Step treads G8030049 Pylons G8030057 Antiquity point feature For example a standing stone Bollard or capstan Crane Flagstaff post pillar pole or stone Fountain or drinking fountain Royal Mail letter box or pillar box Shown except when indoors or when built into a post office Memorial monument statue sundial Large objects shown to scale on G8030030 0 0 MENENMENRRSONNENENNNNNNNNNNNENEENNNEEEENI OS Sitemap technical specification chapter 6 v1 0 12 2006 Crown copyright Page 29 of 38 Layer 8030059 G8030069 G8030070 G8030071 G8030072 G8030079 G8030321 G8030323 G8030372 G8030373 G8030374 G8030375 Real world features Milestone post kilometre post Mooring post Navigational light beacon perch or pilot beacon Pum
37. ion in this guide at any time without notice We do not accept responsibility for the content of any third party websites referenced or accessed in or through this guide any contractual documentation and or the Ordnance Survey website Copyright in this guide This guide including for the avoidance of doubt any mapping images reproduced herein is Crown copyright 2006 All rights reserved Any part of this guide may be copied for use internally in your organisation or business so that you can use the product for the purpose for which it is licensed to your organisation or business but not otherwise LL NEN OS Sitemap user guide preface v1 0 12 2006 Crown copyright Page 3 of 38 No part of this guide may be reproduced or transmitted in any form or by any means including electronically for commercial exploitation without the prior written consent of Ordnance Survey No part of this guide may be copied or incorporated in products services or publications that you generate for onward sale or as free promotional or support materials without the prior written consent of Ordnance Survey Data copyright and other intellectual property rights The Crown or where applicable Ordnance Survey s suppliers owns the intellectual property rights in Ordnance Survey digital map data Full details of the terms and conditions under which Ordnance Survey digital map data may be processed and or manipulated or copied by a customer whet
38. iquity Heritage site of Vegetation or landform limit Overhead detail Pylon Minor detail Point feature Water detail Flow arrow Culvert Mean high water springs Mean low water springs European parliamentary or assembly constituency boundary Roofed building indicator Glasshouse indicator Positioned coniferous tree Positioned non coniferous tree Top of slope Top of cliff Bottom of slope or cliff Multiple vegetation Boulders Boulders scattered Coniferous trees Coniferous trees scattered Coniferous trees amp Rock scattered Coniferous trees amp Scrub Coniferous trees scattered amp Non coniferous trees scattered amp Scrub Coppice or osiers Heath Heath amp Boulders Heath amp Scrub Heath amp Rock scattered Entity type POLYLINE INSERT POLYLINE POLYLINE POLYLINE POLYLINE INSERT POLYLINE INSERT INSERT POLYLINE POLYLINE POLYLINE INSERT INSERT INSERT INSERT POLYLINE POLYLINE POLYLINE INSERT INSERT INSERT INSERT INSERT INSERT INSERT INSERT INSERT INSERT INSERT INSERT INSERT Line style DASHED x2 CONTINUOUS DASHED DASHED x2 CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS DASHED CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS CONTINUOUS
39. is relates mainly to the specification as used by Ordnance Survey field surveyors when capturing the information in digital form Some exceptions may apply Real world feature Rights of way Non permanent ground features Buildings below a minimum size Internal divisions in buildings and detail under roofs Small juts porches and so on on buildings House numbers Detail under bridges Detail under elevated roads Detail in private gardens Telephone lines and poles Electricity transmission lines on single poles Overhead detail in industrial installations pipelines and so on Minor detail in cemeteries Playing apparatus in playgrounds Railway catch drains overhead lines and conductor rails Road network lines Road crash barriers Minor roadside detail footpath posts and soon Roads tracks and drives on private property Fruit bushes flower beds and rock gardens Trees and scrub in permanent water Golf course detail bunkers and so on Natural slopes and relief features Ring fences protecting single trees protection fences for established hedges Land parcel area measurements Land parcel numbers Notes Rights of way are not identified in OS Sitemap The representation of a road track or path is no evidence of a right of way Detail for which it is reasonable to assume will remain in position for less than 10 years Not captured in the data Not captured in the data Not captured in the data
40. l information Administrative boundaries have been mentioned already but these layers also include map details such as the Ordnance Survey copyright symbol which should always be displayed on the map and scale bars Inferred links are another example Inferred links are used to close off properties that have no physical demarcation between them such as a pair of semi detached houses that have no physical division between their gardens These links do not infer the legal division of the property As they are in their own layer the customer can choose whether to display them or not Customers should note that some layers may be empty in an order as not all features will be present in all areas So for example if a customer ordered an extract of the map where there are no water bodies all the water layers would be empty For full details of the DXF specification see the technical specification below for a summary of the technical details an OS Sitemap product guide is available www ordnancesurvey co uk products ossitemap pdf productguide pdf Service and supply OS Sitemap is available from Ordnance Survey s Mapping and Data Centres All customers can order DXF TIFF or a printed extract Site centred The extracts are centred on the site of the customer s choosing Customers submit an address postcode or grid reference which is used to centre view and produce the final extract Scales Typically customers for paper or TIFF order at one o
41. lable to you and your organisation are contained in the customer contract made between you and Ordnance Survey If there is an inconsistency between the terms of your customer contract and this guide then the terms of your customer contract prevail If you or your organisation has not signed a valid current customer contract then you are not entitled to use the product Purpose and disclaimer This guide is provided for guidance only and does not constitute any warranty representation undertaking commitment or obligation express or implied about the product or its suitability for any particular or intended purpose Any warranties representations undertakings commitments and obligations given by Ordnance Survey about the product and or its suitability for any particular or intended purpose are set out in your customer contract It is your responsibility to ensure that this product is suitable for your intended purpose Ordnance Survey does not accept any liability whether for breach of contract negligence or otherwise for any loss or liability you or any third party may suffer in relying on this guide and any guidance suggestion advice or explanation provided in it Any liability that Ordnance Survey has to you in relation to the product its supply use accuracy data supplied functionality or any other liability arising out of or in connection with the product is limited as set out in your customer contract We may change the informat
42. mation on calculating areas with their systems The following area types will be represented by a single seed in the centre of the area e Buildings and glasshouses e Upper level of communications e Slopes and cliffs e Water inland and tidal Vegetation will be represented by a fill pattern which will wallpaper the area This fill pattern will be made up of a block for example rough grassland and boulders and will be repeated to fill the area within the polyline Slopes and cliffs The top and bottom of slopes and cliffs are shown by normal polylines but on different layers Each slope and cliff area contains a seed Figure 1 below illustrates a slope seed as well as illustrating the fill pattern used with vegetation A OS Sitemap technical specification chapter 3 v1 0 12 2006 Crown copyright Page 17 of 38 AD Figure 1 Sample OS Sitemap showing landscape features including vegetation and slopes and cliff in DXF was C OS Sitemap technical specification chapter 3 v1 0 12 2006 Crown copyright Page 18 of 38 Chapter 4 Blocks for DXF The blocks section of the OS Sitemap file contains map symbol definitions of the following blocks Most CAD systems enable blocks to be inserted using the AutoCAD INSERT BLOCK command or its equivalent Ordnance Survey symbol Point feature Boundary post or stone Boundary mereing symbol Triangulation point Bench mark Roofed building or glasshouse ind
43. nd require clarification please refer to the glossary at the end of the document 0 00 NENENMNMNK FEREEN MRMERERERESEZ SDEMMKEMMMMM NMNNE E EENN OS Sitemap technical specification introduction v1 0 12 2006 Crown copyright Page 13 of 38 Chapter 1 OS Sitemap file formats OS Sitemap can be supplied in three file formats DXF TIFF or PDF the latter is the delivery format for a hard copy end product The hard copy plots are supplied in A4 A3 Standard sheet or a custom size with the minimum size of A4 TIFF images are available for the A4 and A3 product type DXF is only available as a customised product type OS Sitemap PDF or TIFF The PDF or TIFF version of OS Sitemap should comprise a minimum of one data file e OS Sitemap product PDF hard copy plot output or TIFF file e Text file only for desktop mapping customers receiving TIFF NOTE Each OS Sitemap hard copy TIFF has a unique serial number which can be found below the scale bar on the lower edge of the map frame This number should be quoted in any correspondence relating to OS Sitemap queries OS Sitemap DXF OS Sitemap is supplied in DXF Data Exchange Format and is fully compatible with AutoCAD release 12 onwards OS Sitemap is inert data and does not include software To use it software that can read drawings in DXF is required for example most CAD computer aided design packages DXF is a data transfer format designed for use with CAD
44. ol C CG Sta CH Chy CL Cn D Fn DR EI Sub Sta ESS ETL E FB FI Sk FS F Sta GP GVC Ho LB LB Ho LB Sta LC L Twr Lo Meml MHW MHWS MLW MLWS Item Mile post stone Normal tidal limit Post pillar pole pylon Pavilion Public convenience Public house Place road Post Office Pump Place of worship Stone Signal box Signal bridge Sundial Signal light Sloping masonry Spring Telephone call box post Town hall Tank or track Unmade Valve house Well Weighbridge Wind pump Works Water tap trough Youth Hostel Common abbreviations used in OS Sitemap Abbr MP MS NTL P Pav PC PH PL PO Pp PW S SB S Br SD SL SM Spr TCB TCP TH Tk um V Ho W WB Wd Pp Wks Wr T Tr 0 0 NENNEN OS Sitemap technical specification chapter 8 v1 0 12 2006 Crown copyright Page 33 of 38 Boundary mereing abbreviations Object or mereing Abbr Object or mereing Abbr Baulk bank base basin bridge broad B Metres m Cam canal causeway centre of Old channel cliff conduit cop course of C O covered culvert cut Dam ditch dock double down drain D Passage path plate pond post P Double ditch or drain DD Race Double fence DF Root of hedge RH Defaced Def Scar sewer side of slope sluice stone stream S Edge of eyot E Top of T Face of fence fleet foot freeboard F Track Tk Feet ft Undefined Und Harbour
45. ork only presentation for example for those wishing to add their own information within the map polygons An example of this style is shown in figure 4 below e E Ade OS Sitemap 179760 PARLIAMENT SQUARE 179600 Zu Hi h uuunrnnnnrng 17950m 179500 Westminster Abbey Houses of Parliament 179400 133415 NOQAN 179800 179243 wosgoes Figure 4 Monochrome option RR OS Sitemap user guide chapter 1 v1 0 12 2006 Crown copyright Page 10 of 38 DXF styling OS Sitemap in DXF format can be styled to the customer s own preferences in the CAD It should be noted that there are slightly different styles for the DXF and the TIFF printed formats A table of the symbols used is provided in chapter 4 of the technical specification The rest of this document provides a detailed technical description of various technical aspects of the different formats and of the product as a whole OS Sitemap user guide chapter 1 v1 0 12 2006 Crown copyright Page 11 of 38 OS Sitemap Technical specification Contents Section Page no PIEFOGUCHION c 13 Purpose of this specification and disclaimer ene 13 Copyright in this specification ssssssssssesseseseeneneneeen nennen nennen senten nens 13 BEaspulEzer teeipe x 13 C
46. p or tap Rescue kit or post Road guide post Runway approach light Signal light post or water point railway Spring or well Swallow hole pothole or cave Telephone call box post or pillar Wind pump tee or sock Bank of wider drain canal stream or river Centre line of narrow drain or stream Basin dock lock or moat water filled Shore of lake loch pond or reservoir Flow arrow Railway switch Mean high water Mean low water Borough constituency boundary burgh constituency boundary county constituency boundary or European parliamentary constituency boundary Roofed area seed Glasshouse seed Cartographically positioned coniferous tree Coniferous tree of historical interest or a prominent landmark Coniferous tree in named row avenue or group Single named coniferous tree related to an administrative boundary Non coniferous trees as per layer G8030372 Top limit of man made slope landform Top limit of cliff landform Useful notes and exceptions Only isolated finger posts shown Shown outside airfield perimeter only Not shown when very numerous Shows the direction of water flow Mean high water springs in Scotland Mean low water springs in Scotland Not applied to greenhouses in private gardens or conservatories Generally a cartographically positioned tree is an individual tree surveyed under superseded specifications LL OS Sitemap technical specification chapter 6 v
47. rawing units in metres The use of OS Sitemap in a CAD session that is set to drawing units in millimetres will result in an apparent reduction of 1 000 units A typical example is outlined below Desired plot scale Plotted units millimetres Drawing units metres 1 500 2 1 1 1000 1 1 1 5000 1 5 0 0 NMENENENMEEREQD D QNMMMMNMNNMNNEN NEN OS Sitemap technical specification chapter 2 v1 0 12 2006 Crown copyright Page 16 of 38 Chapter 3 Representation of real world features in DXF Some basic principles This is a summary of the basic principles that apply to the representation of real world features in OS Sitemap OS Sitemap is vector data Map detail such as buildings roads and rivers are represented as a series of lines and points sometimes referred to as links and nodes A feature may be a name a point or a line or polyline or a series of lines forming a coherent unit Each feature is free standing e Real world features that fall within the product specification are surveyed in true plan position within the limitations imposed by the scale of survey e Features too small to be surveyed at scale are shown by a point symbol e Detail is usually shown by its outline at ground surface level Where more than one surface level exists ground surface level is taken to be the upper level of communication This applies especially to bridges complex shopping centres and so on where the uppermost level is usually s
48. represent a real world feature Closing links or inferred links are used to form a sensible division of property It is not a legal representation of boundaries G8030032 This layer includes many linear aspects of the landscape that do not present an obstacle to a pedestrian Airfield identification mark Antiquity at ground level For example hill figure outline Baulk Broken bank hedge wall or fence Covered passageway open sided Ferry or ford Level crossing Minor overhead building outline Normal tidal limit Path unmade The centre line only is shown Path and pavement The limit of its surface where not defined by a solid feature such as a building Permanent way railway Ramp Range firing point Signal bridge gantry square 0 0 o NENENENENENMNMRRSReReNNNENNENENENENEENEEEEEEEEEEEEEEEEEN OS Sitemap technical specification chapter 6 v1 0 12 2006 Crown copyright Page 28 of 38 Layer Real world features Useful notes and exceptions Towing path Track Turntable road weighbridge G8030033 Antiquity course of Detail below upper level of through In complex multi level structures public communication Railway bridge abutments Subway tunnel underpass No other detail is shown within Alignments are alignment approximate Detail below bridges and overpasses Data that is obscured from the normal map view G8030034 Heritage site of G8030036 Boulders dunes mud and rock larger
49. rom another computer over a TCP IP network for example Internet inferred links Line features representing inferences about the real world rather than topographic statements of fact These sensibly subdivide certain types of area features where there is no appropriate topographic detail They are normally used to separate individual garden plots in residential areas where no dividing fence hedge or wall exists These are automatically created using software Licensed Partner Any organisation that has entered into a formal licence agreement with Ordnance Survey to market map information or to incorporate map data with their application or service S MENENMEEIK I RRahNESEEEEEEIEEEEEEIEEEEEEEEEEEEEEEEEEEEEENNNNN NNI OS Sitemap technical specification annexe A v1 0 12 2006 Crown copyright Page 35 of 38 line The straight line segment between two given points Not to be confused with polyline or line segment feature line feature An abstraction of a linear object such as a wall or riverbank The geometry of a line feature is a polyline an ordered string of points A particular line feature will often represent only part of an object For example a line feature may represent a linear entity for example part or all of a fence the boundary of an area for example a house or both for example a fence around a field National GPS Network The infrastructure of active and passive GPS reference stations that allow surveyors to det
50. soria nnar Na en afte testet tectis cupis 23 LAV OPS NSU MM PETER 23 Footnotes and non map detail layers ssssssssssssseseeeeeenneen enne 26 Chapter 6 Real world feature by DXF layer eeeeeeeeeeereeee enne nnne nnne nennen rna nns 27 Chapter 7 Features not represented in OS Sitemap esee eeeneeeee nne nnne 32 Chapter 8 Common abbreviations used in OS Sitemap seen 33 Boundary mereing abbreviations sssssssssssssseseeeeee enne nennen enne 34 Annexe A GIOS SaN E 35 Annexe B Symbology for OS Sitemap hardcopy and TIFF eese 37 Annexe C Product and service performance report form eueeeeeeeeeeeeeeeen eene 38 v1 0 12 2006 S OS Sitemap technical specification contents v1 0 12 2006 Crown copyright Page 12 of 38 Introduction Purpose of this specification and disclaimer This is the technical specification hereafter referred to as the specification applicable to the OS Sitemap hereafter referred to as the product which is referred to in the Framework Direct Licence Specific Use Framework Partner Licence or your other customer contract for the product We may change the information in this specification at any time giving you the notice period specified in the customer contract made between you and Ordnance Survey We do not accept responsibility for the
51. vey co uk oswebsite aboutus foi docs basicscalerevisionpolicy pdf Large scale source survey accuracy information Survey scale Absolute accuracy Absolute accuracy Relative accuracy Relative accuracy compared with the 99 confidence Distance between 99 confidence National Grid level points taken from level Absolute error the map Relative root mean square error error RMSE 1 1250 urban 0 5 metres 0 9 metres 0 5 metres lt 1 1 metres 60 metres 60 metres 1 2500 resurvey 1 1 metres lt 2 4 metres 1 0 metres 100 lt 2 5 metres or reformed metres 100 m urban and rural 1 2500 overhaul 2 7 metres lt 5 8 metres 1 9 metres 200 lt 4 7 metres urban and rural metres 200 metres 1 10 000 4 1 metres lt 8 8 metres 4 0 metres 500 lt 10 1 metres mountain and metres 500 metres moorland NOTE Certain features for example man made slopes and vegetation are surveyed to lower accuracies Figures in brackets are the distances over which the quoted relative accuracies are valid o OS Sitemap technical specification chapter 2 v1 0 12 2006 Crown copyright Page 15 of 38 Coordinates OS Sitemap is only available in National Grid coordinates With National Grid coordinates the coordinates of each map feature are expressed in metres relative to the origin of the National Grid a point west of the Isles of Scilly OS Sitemap with National Gr
52. y di aX Uk Rock A tate a Rock scattered a Rough Grassland ans Scree A Scrub 23 Areas of multiple vegetation o type Air height spot height Bench mark Culvert Direction of flow water Point fixture Railway switch Road related flow Site of heritage Triangulation point or pillar Water point Pylon Glasshouse Building Building overhead Edge or Limit General detail Inland water Mean high water springs Mean low water springs Narrow gauge railways Standard gauge railways Top of cliff Top of slope Bottom of cliff slope Overhead detail Steps Underground detail Standard symbols and depiction Paper and TIFF output Other symbols E Feature Colour RGB Man made surface or Step mp Multiple surface Garden 255 255 204 Natural surface Historical interest Inland Tidal water 190 255 255 Path 204 204 204 Railway 240 240 240 Road or Track 215 215 215 ULC 255 204 153 Foreshore 160 225 225 Building Structures Unclassified Broken Low level vegetation 220 255 190 High level vegetation 160 225 225 Marsh and so on Common abbreviations Boundaries information ED Boundary Ward Boundary Boro Const Bdy Euro const Bdy Electoral Division Other information Chy lectricity pillar or pole Electricity transmission line Foot bridge Flagstaff Guide post Gas valve compound Letter box
Download Pdf Manuals
Related Search