BIM Essential Guide for MEP Consultants
Contents
1. HOT SANITARY SYST Wa L 40 3 T and 510 3 i TNS FOR KITC GEM amp BATHWCAT 47 mw we BATHS WC T END PIPE care a 925mm UPVC PIPE SLEECE OF SS141 CAN WHITE COLOUR FLUSHED END PIPECAPS AT EACH ENDS 34 BIM Essential Guide For MEP Consultants Placing Drawing into Sheets Once the drawing views plans schematics etc are clearly annotated they can be organized and placed in sheets with the steps below a Create a sheet for the intended tender drawing Company standards title block loaded into the template Select the appropriate one b From the project browser drag and drop the drawing to be placed c Once done the drawing will be the same as the figure on the next page GP i ax ES ES TYPICAL PLAN OF 3 ROOM SA TYPE A amp SA TYPE B ae Jn EEL ea 770 CH DL L STAR DTO IPL PU F den 50 541 SISARA 5 510 4442 10 5 1 TIDI won ehm SS BIE Iess mn um res Z ez mum seess ad Repeat the same procedures to produce the documents listed below e Key Plans and Layout e Site Plans e Floor Plans e Models 35 BIM Essential Guide For MEP Consultants Publishing Model and Drawings to Non editable File Format Refer to BIM MEP e Submission guideline to export publish to DWF for regulatory submission Note The drawings produced from the BIM model during the Detailed Design stage can form part of the tender documents together wi2. required Plumbing Fixtures in there correct location Make Fixtures has their connector with corresponding Piping System type 9 u m mo mmm Om Ip mmm mo mo mmm sure that all the Plumbing Decide where the Floor Trap and Floor waste should be T ccc NC U U UU U U UU U U U T 7 7 7 mT TITTI A 7 7 7 UU U U 2 BIM Essential Guide For MEP Consultants 1 between the Floor l Trap Waste and Plumbing Fixtures NNN U U U U U Y U U T TIm TITTI U U UU UU UU UU UU U TU eel 28 U 2 c m gt 0 O UO a LLI O LL D d gt O is 42 lt ap U U LLI co yu 1 DEE presens E NA SCH 2 5 c u JE 4 00 ae IS lo amp o mc E 00 0 A l e 9 og P a S 15 Ie cl lo 2 El lo So c E Ba vc P U IL WD gt e 1 2 Se VO c o Le ei 2 E ja IS 9 SI IES 8 TE m a2 3 8 o lo o Fr No v 0 Q E 6 i bos gt a ven ve se l k em mm mm mmm mm mm L EE s E il I AN MER Ny AN I 29 U o m 2 O UO am EN S O LL D o 2 O ap U 2 EN co a Ms ol gt ME o0 c a 2 O UI 2
3. Supply air ducts excluding hangars Return air ducts excluding hangars Transfer air ducts excluding hangars Diffusers air boots air grilles air filters registers Fire dampers motorized dampers volume control dampers CO sensors CO sensors Mechanical Chilled water supply pipes including connections fittings amp Piping valves Chilled water return pipes including connections fittings amp valves Condensate drain pipes including connections fittings amp valves Switch boards control BMS amp DDC panels BMS control amp Others un monitoring modules Fan Coil unit Engineering Smoke Extract System e g smoke curtains ductless fans 47 BIM Essential Guide For MEP Consultants V PLUMBING AND SANITARY BIM ELEMENTS Element Pipe supports and brackets gt Pumps Control panels monitoring and control sensors Plumbing BIM Elements only Fresh water piping fittings valves including hot amp cold water pipe work with all plumbing equipment sinks Water meters Storage water holding tanks Pressure Vessels Underground Public Utilities for water supply Underground Public Utilities for drainage Grey water systems Pool filtration equipment Sanitary BIM Elements only Foul drainage kitchen waste pipe work including floor drains open trapped gullies sealed trapped gullies and clean outs vents and manholes Grease and sand traps Sump and sewage pits Elements or Parameters needed
4. Conduit associated with access data communication security systems and electrical equipment Telecom equipment and computer racks Generators and exhaust flues including acoustic treatments Diesel tanks amp fuel pipes Security system including CCTV camera smart card system door monitoring system Car park control system barrier gates Equipment and associated installations maintained by public utility companies including manholes drawpits for the Power Grid Earthing and lightning protection system Lifts PA systems BMS equipments including display panels e g power consumption display these elements may cause BIM models to become too big and unmanageable Vill GAS BIM ELEMENTS Elements or Parameters needed Element a by each non Gas discipline 50 BIM Essential Guide For MEP Consultants Appendix B Suggested Colour Coding for Modelling ACMV SYSTEM TYPE Supply Air Return Air Fresh Air Exhaust Air Primary Air Kitchen Supply Air Stair Pressurization Air Lobby Pressurization Air Toilet Exhaust Air Kitchen Exhaust Air Smoke Engineering Air Chilled Water Supply Pipe Chilled Water Return Pipe Refrigerant Pipe Condensate Drain Pipe Mechanical Equipment Motor Control Panel Supply Air Grille Return Air Grille Fresh Air Grille Exhaust Air Grille Primary Air Grille Kitchen Supply Air Grille Toilet Exhaust Air Grille Kitchen Exhaust Air Grille Fire Damper Motorized fire Dam
5. Floor Plan ACMV 1st Storey Part 3 Floor Plan ACMV Let Storey Part 4 Floor Plan ACMV 1st Storey Part 5 Floor Plan ACMV 1st Storey Part 6 c Create scope box 3 Link views to sheets 38 BIM Essential Guide For MEP Consultants JS x ds ER pu D M MR E Her ae LEE as 4 dE REH S MER N 4TH STOREY PART A Trestrdad ceriiaaionis adm Id In he Yom ofanelector c mood whichis signed wna dig al sigrekse 4 Publish sheets 39 BIM Essential Guide For MEP Consultants Collaboration between MEP Sub Disciplines Collaboration Elements within Building e Level by Level Storey by Storey e Room by room Below Raised Floor e Horizontal Space Plenum e Vertical Space Core Shafts 40 BIM Essential Guide For MEP Consultants Collaboration Elements at outside of Building Roof Top external face of building external works etc At Roof Top Mechanical System ACMV Equipment and distribution such like Cooling tower AHU Ducting etc e Plumbing and Sanitary System Pumps water holding tanks pool filtration equipment Sump sewage pit grease and sand traps etc e Fire Protection System Fire sprinkler pumps sprinkler tanks fire shutter smoke curtains piping system etc e Electrical System Transformer Lifts Switch boards panel cable trays trucking containment etc Example Plenum levels may need to be
6. by each non Plumbing and Sanitary discipline these elements may cause BIM models to become too big and unmanageable 48 BIM Essential Guide For MEP Consultants VI FIRE PROTECTION BIM ELEMENTS Elements or Parameters needed Element by each non Fire Protection discipline System piping droppers fittings valves and sprinkler heads sprinkler inlets sprinkler control valve set subsidiary valves flow switches Pipe supports and brackets Fire alarm gongs amp break glass unit Fire sprinkler pumps Sprinkler tanks Hydrants and hose reels location of street fire hydrant determined by architects Gas piping for suppression systems Heat or smoke detectors control panels monitoring and control sensors pump panels check meter positions Fire extinguishers Fire shutters amp hoods above Smoke Curtains these elements may cause BIM models to become too big and unmanageable VII ELECTRICAL BIM ELEMENTS Elements or Parameters needed Element me by each non Electrical discipline Cable trays trunking amp cable containment electrical risers conduit bus duct power feeds Outlets panels wall switches circuiting to devices security devices card access and plug moulds socket points HV amp LV switch boards switchgear MCCB boards MCB boards Transformers Light fittings amp fixtures amp housings for light fixtures 49 BIM Essential Guide For MEP Consultants
7. BIM Essential Guide For MEP Consultants Enter detail information for zones and spaces Make sure that all spacing errors and warning are solved before proceeding to next step Any error or warning left unsolved may affect the accuracy of the analysis Service Type Fan Goll system ane r wstem Ss ters Hold Heating Information Construction Type 21 11 C 32 22 C N A ES Cond Cooling Information People 22 00 lo 14 40 C N A Se NEE AITOR El 2 People 5 513 m Area per Person Outdoor Air Information 14 00 L s N A N A Electrical Loads Lighting 165 38 W Power 220 50 VW Loads Calculation Cooling load calculation results can be produced in three types Simple Standard and Detail The report can be accessed in the Project Browser under reports BIM Essential Guide For MEP Consultants e Analyze the reports 18 122 499 AB 499 47169 18 Space 47 169 In order to further perform energy analysis by using other energy analysis software export gbXML file from BIM modelling authoring tools Kl Saves animations or image files Reports Saves a schedule or Room Area report L de In E joy x Saves a 3D view as an FBX file 1 2 2 S ii Print GB Mass Model gbXML de Saves the conceptual energy model a gbXML file E E B Exports a detailed design as a gbXML file using room volumes Licensing gt ge Revit Architecture or spaces
8. CFM 1271 3 CFM 211 9 CFM 211 9 CFM 211 9 CFM 211 9 CFM 211 9 CFM 211 9 CFM 211 9 CFM 211 9 CFM 211 9 CFM 211 9 CFM Size 190 0 175x175 225x225 275x300 375x300 375x300 190 0 175x175 190 0 175x175 190 0 175x175 190 0 175x175 190 0 175x175 Do some changes to the model if necessary Duct Color Fill Legend a 11 9 crm gg 423 8 crm Bleu e crm g 271 3 crm Velocity Pressure 7 5 Pa 6 4 Pa 9 4 Pa 14 1 Pa 17 1 Pa 171Pa 7 5 Pa 6 4 Pa 7 5 Pa 64Pa 7 5 Pa 6 4 Pa 7 5 Pa 6 4 Pa 7 5 Pa 6 4 Pa 21 a Pressure Loss 13Pa 0 7 Pa 41Pa 43Pa 41Pa 23Pa 13Pa 0 7 Pa 13Pa 0 6 Pa 1 3 Pa 0 5 Pa 1 3 Pa 0 5 Pa 1 3 Pa 0 4 Pa Total Pressure Loss 13Pa 0 7 Pa 41Pa 43 Pa 6 5 Pa 1 3 Pa 0 7 Pa 1 3 Pa 0 6 Pa 13Pa 0 5 Pa 1 3 Pa 0 5 Pa 1 3 Pa 0 4 Pa BIM Essential Guide For MEP Consultants Detailed Design In the Detailed Design stage the preliminary design model will be further developed with more accurate BIM elements Additional BIM elements need to be added to complete the model Refer to Appendix A for a list of typical BIM elements with attributes that need to be modelled Elements should come with an accurate dimensions shape and location Necessary attributes should be provided Deliverables 1 Tender model with drawings Content Site Plans Floor Plans Schematic Diagrams Typical detail Plans BIM model 2 S
9. Singapore Pte Ltd AECOM Singapore Pte Ltd Beca Carter Hollings amp Ferner S E Asia Pte Ltd Mott Macdonald Singapore Pte Limited Centre for Construction IT Mir Felix Batad Mr Bai Hao Yu Ms Boey Lai Yin Ms Tay Shuang Yan Mr Joseph Koh Ms Sum Yuit Mei Mr Saw Thant Lwin Tun Ms Kendra Chan Mr Rupinder Wilkhu Mr Jeffrey De Lemos Mr Gary Young Mr Daren Lim Er Choong Pei Nung Mr Bryan Chin Mr Nicholas Poh Er Joseph Toh Ms Koh Siew Leng Mr Liu Ziwen Mr Qin Hao Mr Steven Tan BIM Essential Guide For MEP Consultants OBJECTIVES The objective of this Guide is to assist MEP Mechanical Electrical and Plumbing BIM users to develop BIM model s for new or and A amp A project It shows the possible use cases of BIM at various design stages of the project This is a general document that covers a few typical buildings and is not an extensive document that covers all scenarios that might arise based on specific projects Users are allowed to edit change accordingly to suit their needs This document is not based on any specific software This document does not cover the explanation and steps on how to use the software For the steps and explanations of specific software please refer to the software help or user manual Based on the project requirement type and time line choose the BIM use and implement in the project BIM Essential Guide For MEP Consultants Suggested Deli
10. inserted to appropriately define the Mechanical Zones Light fixtures and air terminals may also be referenced to a ceiling plenum level e Elements between Diffusers and Ceiling Lighting fixtures e Elements between Ducting runs and piping system or Cable trays or Light fixtures and Sprinkler head e Elements between Fire dampers and piping system 41 BIM Essential Guide For MEP Consultants Others VALUE ADDED SERVICES For detailed information refer to Singapore BIM Guide REGULATORY SUBMISSIONS For detailed information refer to MEP BIM e Submission Guideline MODEL VERSION CONTROL As the project progresses consequently is the model change Model will change according to specific requirements needed in every stage Few factors of having numerous model versions are as follows e Design Change e Authority Submission and Re submission e Model Update e Remote Office Locations Different model versions are certain Managing these versions is the possible option that we may implement to avoid having it Few recommendations listed below will help all project members to avoid confusion Organized Folder Structure e To implemented office wide e Saving the specific file on their corresponding location will be helpful for all and will also reduce the time spent in searching e To avoid duplicating files on their own PC to avoid confusion when working e Backup Superseded or similar folder name where
11. systems Massing of adjacent buildings relevant to project Rooms Room spaces corridors other spaces plant and Spaces equipment rooms including designated use Curtain Walls Curtain wall with mullions and transoms with true profile and window glazing units including shading devices Doors Interior Exterior doors Windows and Interior Exterior windows Louvers Louvers Beams based on location and size indicated by the Basic Structural Engineer structure Columns based on location and size indicated by the Structural Engineer Roofs with overall thickness including finishes amp insulation Ceilings without support sub frames including Ceilings module arrangement material choices and finishes Hangars and sub frames for ceilings Interior Exterior walls Non structural walls Blockwork walls Including finishes to identify if tiled Walls and painted plastered Floors Horizontal floors 44 BIM Essential Guide For MEP Consultants mE Sloped floors and ramps Floor finishes details including tiling carpet screed only Steps amp stairs including risers threads and railings including headroom clearance requirements Vertical Elevator shafts without fit out installations by lift Circulation contractor Access ladders and catwalks I Precast Prefab GRC Fibreglass facades Architectural PORE cun SS Specialties ailing amp parapets including mesh amp metalwor Fixed Buil
12. FOR TYPICAL UNIT SSA 10 BIM Essential Guide For MEP Consultants TRADITIONAL 2D METHOD USING CAD TOOLS Schematic diagram created in CAD tool can be loaded directly into BIM tools through the following steps Create a new sheet from the View Tab of BIM Authoring Tools Select the tile block based on the system from the list of the title blocks shown in the New Sheet dialog box 3 The created new sheet for the schematic diagram will be placed under the non category views on the project browser Right click on the created sheet and rename it based on the purpose of the model Ed Schedules Quantities 1 E Sheets Purpose B 722 A134 Unnamed GC BIM Submission o o A101 FSSD LV ENGINEER A102 CBPU PUB Sew LV A103 PUB WTR LV ENGI A104 CITYGAS LV ENGIN A105 IDA TFCC LV ENGIN Link 4 Insert the pre created 2D CAD drawing through Insert Tab Link CAD then choose the intended file as show in the image on below 11 BIM Essential Guide For MEP Consultants BIM METHOD It is advisable to import the symbols and typical details that are already created in CAD This is to save time in creating the schematic diagrams Below are steps needed to create the schematics in BIM Modify DWF Revit CAD Markup Link Aligned Linear Angular Radial Arc Spot Sp Deta Length Elevation Coordinate Slope Dimension v Place Detail Lines V Chain Offset 0 00 R
13. G O C C o pO H A J WW Hy nV nw 9 ove MP NU a N ES S i A e o E o Ke LU AA 30 BIM Essential Guide For MEP Consultants Modelling Fire Protection Services Source xx A e L Determine Zone Requirements Z To know the number of sprinklers to be place in a particular space of the building I it isimportant to zone the areas using the linked architecture model RT Ta Lnb Creating Sprinkler Schedule After zoning has been done sprinkler schedule can be easily created using the information derived by the FEET F RRE TE OSET 31 BIM Essential Guide For MEP Consultants Placing Fire Protection Equipments Modelling connections All fire protection equipment shall be placed Pipe shall be place and routed according to on the architecture model in realistic position the design with correct sizes and levels Local regulations must be considered such as Complete with fittings and accessories distances elevations locations etc L Modelling Sprinkler Heads Main Pipe and Branches 32 BIM Essential Guide For MEP Consultants MODEL REFERENCING IN CONSTRUCTION DOCUMENTS This is the last step of the design development stage where the model will be prepared for regulatory submission or tendering Objectives To extend the information of the model by puttin
14. Revit MEP to generate the file dear SEE A n Saves an IFC file Press F1 for more help 1 2 S Options 1 BIM Essential Guide For MEP Consultants SIZING MEP ELEMENTS Creating Diffusers and Mechanical Equipment Choose the right diffusers and equipment based on the design requirements Place the diffusers and equipment in the model Duct Layout Complete the ACMV systems with ducts 19 BIM Essential Guide For MEP Consultants e Select the system to be sized I I i P o Cafeteria Yan M b e e NE I 1 I AS E e Set the friction loss rate e Set the duct height restriction if necessary for some factors e g ceiling space limitation Sizing Method Only And CH Ur Constraints Branch Sizing Calculated Size Only ki Restrict Height 300 Restrict Width 2400 20 BIM Essential Guide For MEP Consultants e Run Duct Sizing E I Kos AER Ze I An d A G l 25225 kel 275x800 SAD pe TES g i ER SAD C Cafeterid lt P IS J l SS wer 4 i Generate and analyze the duct pressure loss report Detail Information of Straight Segment by Sections Element ID 563683 563677 563674 563675 563671 563672 563693 563687 563703 563697 Flow 211 9 CFM 211 9 CFM 423 8 CFM 847 6 CFM 1271 3
15. adius 1000 d A A NEE lt Overhead A ANOTTBLK P _ANOTTBLE_B EREC AMOT B E LGTN E Electr al Hidden E Hidden Lines n A o 12 Creating a new Drafting View from the View Tab View gt Drafting View Import 2D Symbols through Insert Tab gt Import CAD a and b from the figure on the left Place the imported 2D Symbols into the drawing and connect it Using the Detail Lines Use Annotate Tab c and use Detail Line tool d to do Select the lines e from the figure on left that were created and change the line style properties to its representing system f BIM Essential Guide For MEP Consultants Analysis PREPARING BIM MODEL FOR ENERGY ANALYSIS Visualization Survey the model to determine the best method of installing MEP systems e Perform walkthrough e Cut Sections 2D 3D 13 BIM Essential Guide For MEP Consultants Setting Project and Zone Information Set a data that is universal to the project including building types location weather building construction type and window type data ES Building Type School or University Glavine is Shaded iT 14 Creating and Defining Rooms or Spaces Assign spaces to the linked Architectural model and make sure that all spaces are properly assigned including unoccupied spaces such as plenums and shafts Plenum 1 Plenum 3 enum Corridor 1 Plenum 2 Pl
16. all backups outdated files are located e Archive Published or similar folder name where all copies of issued files are located 42 BIM Essential Guide For MEP Consultants e Working WIP or similar folder name where only one working model varies on project setup is located Keeping One Working Model e Project Server to serve as a central location of model where every team member can access and work e Graphisoft BIM Server Revit Server or similar will allow two or more teams located in remote office locations to update their changes to one central file simultaneously NOTE RECOMMENDATIONS ARE NOT APPLICABLE TO ALL THESE VARY DEPENDING ON PROJECT AND OFFICE REQUIREMENTS 43 BIM Essential Guide For MEP Consultants Appendix A Typical BIM Elements by Discipline Kindly tick and write down the attributes of the selected elements on the table 1 ARCHITECTURAL BIM ELEMENTS Elements or Parameters needed by each Element DES non Architectural discipline Site infrastructure within site boundary roads pavements car park spaces access and parking arrangements and surrounding land use Street fire hydrant only indication of locations necessary Site Model Surface drainage only indication of locations necessary External drainage amp underground drainage Hard landscaped areas within site boundary Planter boxes including sub soil drainage
17. are aligned This can be done through the following steps for Revit MEP users a Open one of the elevation views of the model by A right clicking and select Go to Elevation View b Open the Modify Tab of the select Align tool Pick the Architectural model level a first then pick the MEP Level to align b See below b Mep Level to align with AR model Level Level 2 a 4 r AR Model Level c Lockthe MEP level to the AR level by clicking the Lock Icon that appears in the view This is to JH monitor any future changes to the floor height of the project Sheets Set up Basic title blocks and sheets are already created as part of BCA MEP e Submission Template New sheets can be created through the following steps a Goto View Tab and select Sheet im Sheet b Choose the right Title Block to be used for the new sheet BIM Essential Guide For MEP Consultants Modelling Plan A project model should be carefully divided into manageable sizes based on the project complexity or size This can be done through Worksharing and Linking Models for Revit Users Worksharing This is applicable for bigger projects that need to be done by more than one BIM modeller The Worksharing function must be enabled Work Sharing Workflow A t D E f ABEL lt J w ACHV PIS P eere Server Central eere 2008 Gab TEAM 3 gt BIM Essential Guide For MEP Co
18. ck on the BIM Essential Guide Series please visit the following blog bimsg wordpress com
19. ding Maintenance Units in their overall bulk form Schedules allowing information to be extracted Schedules from elements Fixtures and Loose furniture including desks and computer Equipment workstations casework carpentry including upper and Casework with input and lower cabinets from interior Appliances such as in kitchen equipment designers specialist sub contractors etc Toilet fixtures plumbing faucets these elements may cause BIM models to become too big and unmanageable Il STRUCTURAL BIM ELEMENTS Elements or Parameters needed by each Element EET non Structural discipline Foundations including piles pile caps tie ground beams amp footings BEBE Diaphragm walls amp retaining walls Beams Columns Slabs including slab on grade and floating slab recesses curbs pads and major penetrations Other types of transfer structure not mentioned above Stairs steps risers threads landings all framing members and openings 45 BIM Essential Guide For MEP Consultants Shafts and Pits and openings Precast amp Prestressed concrete systems all primary and secondary elements Temporary structures and platforms Concrete reinforcement details Rebar imbeds and cast ins NG Steel frame structures including bracing systems Base plates bolts clip angles fixings etc Connection details of structural steel members these elements may cause BIM models to beco
20. e 2 en CH ak LSM 2 r Building and Construction BIM Essential Guide For MEP Consultants BCA acknowledges the leadership provided by the BIM Steering Committee in support of the production of the BIM Essential Guides The BIM Essential Guides have been drafted by the Centre for Construction IT on behalf of BCA and the BIM Steering Committee Building and Construction Authority 2013 Building and Construction Authority 5 Maxwell Road 16 00 Tower Block MND Complex Singapore 059110 www bca gov sg First published August 2013 While every effort has been made to ensure the accuracy and quality of information contained in this publication the Building and Construction Authority its employees agents or industry partners can take no responsibility for the subsequent use of this information nor for any errors or omissions that it may contain Cover image and design courtesy of RSP Architects Planners amp Engineers Pte Ltd Squire Mech Pte Ltd and the BCA Academy of the Built Environment BIM Essential Guide For MEP Consultants Contents CEO s Message ACKNOWLEDGEMENTS OBJECTIVES Suggested Deliverables Preparation amp Conceptual Design Understanding Client s Requirements Project Set up Starting the Model Schematic Design Schematic Diagrams Analysis Preparing BIM Model for Energy Analysis Sizing MEP Elements Detailed Design Modelling MEP Services Model Referencing in Constructio
21. e What are the possible ways to achieve the specific BIM goals Is the client aware and agreeable that the design team may use a different way to achieve the specific BIM goals The preliminary BIM MEP Model can be created from the Architectural BIM model and serves as a preparation for the Detailed Design stage Before starting the actual modelling it is recommended to go through proper planning and preparation BIM Essential Guide For MEP Consultants PROJECT SET UP Factors to be considered before starting a BIM Project e Client s requirements as stated in the BIM execution plan e Agreed software platform and version for the project Typical Project Set up Workflow Legend AR Architectural Model ST Structural Model BIM Essential Guide For MEP Consultants Load Template Load MEP BIM Template before the start of a new project The template should include company standards from the following 4 MEP sub disciplines Air Conditioning and Mechanical Ventilation ACMV Services Plumbing and Sanitary Services Fire Protection Services Electrical Services Project Information Each project file should include the following project information Project Status Client Name Project Address Project Name Project Number Project location Other optional project information e g Design Engineer etc Building Services Additional Data Building Services type i e VAV Single Duct B
22. enum 4 Guest 1A Guest 1B Guest 3B Guest 3A Bath e tro WM E d E 7 ry Bath 4 Guest 4A Guest 2A Guest 2B Corridor 1 Guest 4B PlernnurmsCarridar 1 EE 951 Plentin 2 C ohiger 1 15 BIM Essential Guide For MEP Consultants Form ACMV Zones to group spaces created earlier Zoning Diagra x Guest 1B 3B T Guest 3A i Guest 14 a 1 L1 Guest Room 1 Guest 24 Guest Room 2 Input spaces detail information by using either property palette or space schedule and make sure all the spaces are correctly defined All soaces need to be defined even unconditioned spaces like plenums and shafts Constructions Roofs 4 in lightweight concrete U 1 275 w nF KU Exterior Walls 8 in lightweight concrete block U 0 8108 VW nK p Interior Walls Parameter Value Frame partition with 3 4 in gypsum board U 1 4733 Ww r K meray malen ml Ceilings 8 in lightweight concrete ceiling U 1 361 w rre K Floors Passive floor no insulation tile or vinyl U 2 9582 W nfK Slabs Un insulated solid U 0 7059 v rr K Doors Metal U 3 7021 W 4 m K Exterior Windows Large double glazed windows reflective coating industry U 22 3214 Internal Shading Factor 0 Interior Windows Large single glazed windows U 3 6898 W mK SHGC 0 86 Skylights Large double glazed windows reflective coating industry U 3 1956 v 16
23. g additional properties such as 2D details and attributes Deliverables e Model for Tendering e Model for BIM e Submission Preparing BIM model for Tendering and e Submission The floor plans sections and other drawings required for tendering can be generated directly from the BIM model Reference should be made to the MEP BIM e submission Guidelines in preparing drawings for regulatory approvals The steps on the following pages can be applied to MEP trades of the project 33 BIM Essential Guide For MEP Consultants Preparing Floor Plans Open typical floors of the created model Zoom in to one of the typical units and do the following steps a From view tab select Callout Right click to the selected Callout and Open the View b From the Annotate tab click Tag by Ca Category and select the elements in the model Es eme E DAS 2 Ga Sant por spot heis Region Comparest Rekan Petal lesa Text Sag kog Fired bm tc Coordinate Zog Lina od Group ale Berven Desi Tea Tag iy Category TG Aficha a beg te anaki Before arg a Tag tool Posie El Tar maare helg Standard annotation tags available in the template can be used to annotate the model c Complete the annotation in the model using Text tool and other detailing tool if necessary See figures Below HS m Mc con er else d R PIPE IE COPPER DR mor ME TO BASIN WASTE 3 PiP Eo te CM sate AT zine pets peekel FLOOR LEVEL WALL
24. me too big and unmanageable Ill CIVIL BIM ELEMENTS Elements or Parameters needed by each Element eee non Civil discipline 3D surface based on topography that shows site Digital Terrain conditions and building locations Model DTM Include existing walkways roads curbs ramps and parking lots etc Geology Report Soil investigation report A BIM Model is not A required Utilities Model All points of connection for existing and new utilities within site boundary Mee For drainage onl Public Utilities 5 y Drains canals crossings retaining walls and Others i underground harvesting tanks Underground electrical supply cables and sewer lines IDA telecom line and Gas Lines amp Data of Digital Elevation Model to be provided by registered surveyors Rainwater amp Includes outlets surface channels slot channels storm water and manholes pipe work A Data of Geology Report to be provided by geotechnical engineers 46 BIM Essential Guide For MEP Consultants IV ACMV BIM ELEMENTS Elements or Parameters needed Element by each non ACMV discipline oe Air Handling unit Equipment Chiller unit Variable refrigerant unit Cooling Tower Split type indoor amp outdoor air conditioning units Exhaust or extract air fans Fresh air fans Other fans such as jet fans Heat Exchanges for projects with District Cooling au MM Exhaust air ducts excluding hangars Fresh air ducts excluding hangars
25. n Documents Publishing Model for Tendering Submission Collaboration between MEP Sub Disciplines Others Value Added Services Regulatory Submissions Model version control 10 10 13 13 19 22 23 33 37 40 42 42 42 42 BIM Essential Guide For MEP Consultants Appendix A Typical BIM Elements by Discipline 44 I Architectural BIM Elements 44 II Structural BIM Elements 45 Ill Civil BIM Elements 46 IV ACMV BIM Elements 47 V Plumbing and Sanitary BIM Elements 48 VI Fire Protection BIM Elements 49 VII Electrical BIM Elements 49 VIII Gas BIM Elements 50 Appendix B Suggested Colour Coding for Modelling 51 ACMV 51 Electrical 52 Protection Plumbing Sanitary amp Gas 53 BIM Essential Guide For MEP Consultants CEO s Message Dear readers Building Information Modelling BIM has gained much traction in recent years as digital construction technology that will fundamentally transform the building and construction industry practice in the delivery of an excellent built environment It is a game changing technology that will improve the construction productivity as well as the level of integration and collaboration across the various disciplines in the construction value chain It is therefore important for the industry to embrace the technology with clarity The BIM Essential Guides are part of the industry s efforts to demystify BIM and to give clarity on the requirement of BIM u
26. nsultants Members could name the file they are working on with the following naming convention WORKSET NAME ELEMENTS ASSIGNED TO WORKSET ES Electrical sub discipline elements SN Sanitary sub discipline elements FP Fire sub discipline elements PL Plumbing sub discipline elements ACMV Mechanical sub discipline elements PF Plumbing Fixture sub discipline GAS Gas sub discipline elements elements Linking Models This is the most common method for projects where the individual models of each sub discipline in a project are created This is more applicable for smaller projects where tasks can be done without too much coordination effort Elements will be placed in the model and can be coordinated within the sub discipline itself Models will then be linked for coordination with other sub disciplines within the central file Linking Model Workflow MED were oever ace COM JU Central Model BIM Essential Guide For MEP Consultants STARTING THE MODEL Once the project set up has been done file will copied for each sub discipline Coordinating MEP Elements Using Link Individual sub discipline models will be linked one by one to a Central File The linked models cannot be edited inside the Central File They need to be edited in the original authoring tool Relinking of the files using Mange Link is needed to reflect the latest update back in the Central File Specifying Pipe Duct Settings Create a new pipe d
27. own menu choose Select Link Reyi EVIE c Hover the cursor to the architecture link model and pick it Copy monitor tab will be activated d Select Copy from the ribbon then select the elements intended to copy and monitor on the project a e Click Finish c once done Additional MEP elements will be created on the same position of the copied architectural model Note If there is a change in the updated Architectural Model affecting the elements that have been copied and monitored a warning will appear on the screen once the updated Architectural Model is being reloaded After the project has been set up the mechanical services can be modelled in the manner illustrated in the following pages 24 BIM Essential Guide For MEP Consultants Modelling Mechanical Services Source BCA Academy r al MX mek sa an en De Y SS 2 D ana ananman a Y e gt Le LI gt b b gt D LN 25 BIM Essential Guide For MEP Consultants Modelling Electrical Services Source ST AE wi Placing Electrical fixtures equipment and Lighting fixture and devices PARA NTT 1 Modelling the Cable trays and Ladders d U CL 26 BIM Essential Guide For MEP Consultants Modelling Plumbing and Sanitary Services Source Rankine amp Hill mm ME ME EE EEE VS s EEE GE mmm 9 53 EEE s UND Insert and Place all the
28. per Damper Access Panel ACMV Text Equipment Text 51 BIM Essential Guide For MEP Consultants ELECTRICAL SYSTEM TYPE COLOR Normal Power Cable Tray Trunking Ladder Hatch Emergency Power GSM Security Cable Tray Trunking Ladder Hatch Telecommunication System Tel Data Scv Public System Lighting Fixture 241 Lighting Fixture 71 Lighting Circuit Dashed Line Type 51 Electrical Power Bus Bar Trunking 255 Electrical Equipment Centre Line Type 255 Cable TV Lead In Pipes Underground Cables 255 Telephone Lead In Pipes 255 TV Antenna System Cable TV System TV Pt Data Pt Tele Pt Etc 170 Security System Electrical Opening 170 Revision Cloud 255 Electrical Lead In Pipe Underground Cables Hidden Line Type 255 52 BIM Essential Guide For MEP Consultants PROTECTION PLUMBING SANITARY amp GAS En o w ss o 8 Domestic Hot Water Gravity Pipe 93 This guide is part of the BIM Essential Guide Series BIM Essential Guide For Architectural Consultants For C amp S Consultants For MEP Consultants For Contractor For BIM Execution Plan For BIM Adoption in an Organization Building and Construction Authority 5 Maxwell Road 16 00 Tower Block MND Complex Singapore 059110 www bca gov sg FOR EACH FOR EACH BIM PROJECT WITHIN EACH DISCIPLINE ORGANIZATION ACROSS MULTIPLE ALL DISCIPLINES DISCIPLINES e o For more information and feedba
29. sage at different stages of a project Under the leadership of the BIM Steering Committee chaired by Er Lee Chuan Seng Emeritus Chairman Beca Carter and comprising of leaders in BIM the BIM Managers Forum has contributed much time and effort to compile the various best practices to make this Guide possible over a short span of time We would like to thank them for their contribution We hope that every BIM user can truly reap the benefits of BIM by integrating it into his her day to day workflow from feasibility study to facility management We hope that BIM users can use these guides as a platform to jumpstart their BIM adoption before they leap to greater heights innovating and transforming their workflow BIM is a journey We envisage that it will grow with time and will inspire more advanced and innovative use of BIM would like to encourage all BIM practitioners to join in this industry effort to grow this Guide into a wealth of BIM knowledge Dr John Keung lii BIM Essential Guide For MEP Consultants ACKNOWLEDGEMENTS BCA would like to acknowledgement the contributions of the following organizations which had provided their valuable inputs in the development of this guide United Project Consultants Pte Ltd Parsons Brinckerhoff Pte Ltd Squire Mech Pte Ltd Surbana International Consultants Pte Ltd Arup Singapore Pte Ltd Rankine amp Hill S Pte Ltd ST Architects amp Engineers Pte Ltd Meinhardt
30. th other 2D detail drawings HYBRID METHOD 2D connection details and 3D representation with generic objects U sas YPICAL SUB WATER METER INSTALLATON DETAIL 3 TYPICAL SUB WATER METER INSTALLATON DETAIL 4 ii IA IS Ne ei k H HR 10 P HV NRN HP HP Fl P MM PM PAM i PNP Pip PAP PAAP PA Mg mmm mm n ML p PW 67 PAP PMP lt 128 122 127 B78 p28 z 3 222 x z 3 128 54 z 128 z 142 Model as a reference for the certain views in floor plan E g Multiple elements stacked at the same place 36 BIM Essential Guide For MEP Consultants PUBLISHING MODEL FOR TENDERING SUBMISSION Link Models Production Export e MEP Model pesch eProduction Template ab eTender Drawings y eReference Models iem eSubmission Template ay eSubmission Drawings d and Models e Etc 1 Link Reference models and MEP model to Production Template 2 Production Template consists of matchline dependant views and scope boxes a Create matchline D ERE MO K EA B EH i er ers r UC JE pA Gi Hert FT E SR e T d se Bj ri Ta gu RL E F Soll if I 8 II I E gt d i ii q ar mak rd E i 1 1 1 i ID LLL b Create dependant views oF BIM Essential Guide For MEP Consultants Floor Plan ACMV Let Storey Floor Plan ACMV 1st Storey Part 1 Floor Plan ACMV Let Storey Part 2
31. ubmission BIM model for Regulatory Approval Please refer to BIM MEP e submission guides for specific requirements from the Agencies The sub chapter will be divided into different services namely Mechanical Services Electrical Services Plumbing amp Sanitary Services and Fire Protection Services 22 BIM Essential Guide For MEP Consultants MODELLING MEP SERVICES In this section it is assume that the file has already been prepared and the modelling plan to be used by the team has already been decided Copy Monitoring Elements of the Architecture Model Copy Monitor is a tool to ensure the changes in the model between different disciplines are properly communicated Note Coordinates are to be acquired from the Architectural model first before doing copy and monitor Revit elements which can be copied monitored ELEMENTS REVIT MEP Grids Yes Levels Yes Columns Yes Floors incl openings Yes Walls incl openings Yes Air Terminals Yes Lighting Fixtures Yes Plumbing Fixtures Yes Unless there is a specific project deliverable this function should not need to be used in Revit MEP If the element is created in the Architectural Model 23 BIM Essential Guide For MEP Consultants Copy monitoring can be done through the following steps a On the plan view of the model go to the Collaborate Tab and select Copy Monitor tool op Hi Coordination w b From the pull d
32. uct type Configure conversion settings that will be used when creating a pipe to physically connect the elements Types of pipes ducts to be created will be based on the requirements of the project Pipe settings to be done are shown but not limited to below a Pipe Types Materials Fittings and other accessories etc b Pipe Sizes c Systems Pipe types Setting Material Pipe Types Roughness 25008 r Sub Ductile Iron Connection I 5ub Ductile Iron I Sub Polypropylene I uPVC S 3 Si 3 e BIM Essential Guide For MEP Consultants Schematic Design SCHEMATIC DIAGRAMS The Schematic Design Stage for Mechanical Electrical and Plumbing covers the steps required for creating schematic diagrams BIM modelling is not required Most BIM authoring tools do not have the capability to generate Schematic Diagrams automatically from the model at this moment It is recommended to follow either one of the options below to generate Schematic Diagrams Create Schematic Diagrams using traditional 2D methods in a CAD environment Create Schematic Diagrams using BIM authoring tools Sample Plumbing Services Schematic Diagram PE z ae 1 VM d o gt 2 D z s gt g sj e e o di w var seag x na nd EN ux TEE 1 ET ETT Ei s j D dr dp I I E a ue a D a we s D L s n A n Bg i z 4 pd Lp s PLUMBING SCHEMATIC
33. uilding Construction Defines default Building Construction Building Infiltration Class Defines Building Construction leakage Report Type Defines type of Analysis report generated Ground Plan Project level associated to Site Ground level Project Phase Defines what phase of the project is being analyzed Sliver Space Tolerance Defines riser and shaft tolerances for the space BIM Essential Guide For MEP Consultants ARCHITECTURAL MODEL VALIDATION Check the coordinate of the Architectural model Make sure both MEP and Architectural models has the same coordinate before linking The basic elements required from the Architectural model are as follows Raised Floor False Ceiling Grids Levels Plumbing Fixtures Slab Wall Services Risers The elements should be placed realistically on the architectural plan for proper modelling of required MEP systems BIM Essential Guide For MEP Consultants Example for Revit MEP BIM Users 1 Load project template An example of MEP template can be found at http bimsg wordpress com singapore guide e submission It is designed for MEP BIM e submission 2 Link architectural model gu cd Decal Point ld Cloud Note Using Origin to Origin Positioning option to place MEP model at the same position as the Architectural model BIM Essential Guide For MEP Consultants Preparing MEP Model Make sure that the MEP and Architectural levels
34. verables STAGE SUGGESTED DELIVERABLES MEP ONLY 1 Preparation amp Conceptual a Understanding Client s Requirements Design b BIM Execution Plan c MEP Concept Report which includes simple schematic relevant design codes and etc 2 Schematic Design a Preliminary Model based on Architectural massing models b MEP Schematic Design Report which includes design criteria and prelim design calculation c Schematic Drawings 3 Detailed Design a Detailed Design Drawing Model MEP Detailed Design Report which includes updated design criteria and design calculation c Clash detection amp resolution report between MEP model and Architect amp Structure models d Detailed cost estimate BOQ tender documents 4 Construction N A 5 As Built N A 6 Facility Management N A Note Regulatory BIM e submissions are excluded from the above list because the timing of submission may vary due to individual project requirements Vi BIM Essential Guide For MEP Consultants Preparation amp Conceptual Design UNDERSTANDING CLIENT S REQUIREMENTS e Identify project brief e Identify sustainability aspirations Both the client and project team should reach an understanding on the purpose of BIM to fulfil Client s Requirements Example questions to clarify the Client s Requirements What are the overall goals in this BIM project o What are the specific goals that have to be achieved by BIM in this BIM project
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