STA CRANEBARGE
Contents
1. 1335 O Barge Hest Angie Load L 0075 Barge Heel Angle Load Set Dn ___1 640 Minimum freeboard 2 886 m ____________________ Barge Heel Angle After Load Set Dn 0497 ombined eel trim angle controlling crane capaci FIGURE 15 Gottwald Crane Derated Load Chart Specific to Lift Operations on the Carolina M Previous Scenario 1 Example Actual and Allowable Discrete Values Also Plotted Truston Technologies Inc YAHP MEDIA APRIL 2008 Projects TRUSTON Corocoro STA CRANEBARGE DOCUMENTATION STA CRANEBARGE USER MANUAL Rev1 doc Stewart Technology Associates 345 Doucet Road Suite 200C Created on 11 20 2006 8 17 00 AM 5619 Val Verde Lafayette LA 70503 Last printed 5 1 2008 7 04 00 AM Houston TX 77057 410 212 6081 Last saved by William P Stewart 713 789 8341 www truston us www stewart usa com STA CRANEBARGE USER MANUAL Page 20 of 32 STA for Truston Technologies Inc Revision 1 November 20 2006 Figure 15 contains much information about the limitations of the Gottwald AK 912 crane fitted with the 59m boom for use in the Corocoro installation in Venezuela on the Carolina M barge The upper curve on the chart is the crane load chart as if in new condition and in full compliance with the Manufacturer s specifications It is taken from Page 7 in the Gottwald Brochure see elsewhere for the crane s intended purpose to be used on land2. Created on 11 20 2006 8 17 00 AM 5619 Val Verde Lafayette LA 70503 Last printed 5 1 2008 7 04 00 AM Houston TX 77057 410 212 6081 Last saved by William P Stewart 713 789 8341 www truston us www stewart usa com STA CRANEBARGE USER MANUAL Page 8 of 32 STA for Truston Technologies Inc Revision 1 November 20 2006 Cargo Item Name LCG from Max 34 Weight 0 c0 m Oi d co ro Lookup 1 1 1 1 th 1 1 T 1 JF th 1 1 1 1 1 1 0 0 0 1 1 1 1 0 0 0 0 0 1 1 1 1 1 1 4 Wire Spool 10 1179t 815m 11 5m ISTA CRANEBARGE Version 3 0 TCG Bulit by Truston Technologies inc Tel 410 212 6081 infog truston us POC William P Stewart PE and Erick Knezek PE Carolina M Deck Cargo for Corocoro n d 7 VCG Length Width Deck Cargo Arrang Deck Loadout 1 Item for lift gt Wire Spool 10 Wire Spool 10 VAN Gottwald ement No Deck Loadout 1 Deck Cargo Summary Properties For Stability Calcs 13750t Selected Load lt RES 15 FIGURE 5 Full Deck Cargo Input Data Worksheet Screen Shown to the User Figure 5 shows the full screen available to the user for the purposes of defining the deck cargo The user may have to scroll around the screen on small notebook computers Truston Technologies Inc YAHP MEDIA APRIL 2008 Projects TRUSTON Corocoro STA CRANEBARGE DOCUMENTATION STA CRAN
3. LARGE ANGLE STABILITY USING KN DATA STA CRANEBARGE Version 3 0 ruston Control Reference Lift Case Name Deck Cargo Plan Hook Load Truston 019 Deck Loadout 1 Powered Reel A CORO 061 Adjust Ballast for Tow 20 Nov 06 60 tonne GZ Curve Carolina M Revison 3 4 4 sd ama a n m 2 4 d 4 4 E E 5 et ee eee ege 8772 tonne 2300 tonne 11072 tonne 4 344 m 5 510 m 21 853 m 16 341 m Deadweight Lightweight GM corrected for FS Max GZ Area to Max GZ Area 30 to 40 Trim between perps Draft at Aft marks Draft at Fwd marks Heel at start 4 72 m 52 m deg 43 m deg 0 196 m 4 265 m 4 418 m 0 597 20 0 0 91 m rad 0 76 m rad Freeboards Stern 3 401 m Bow 3 205 m Port 3 462 m Stbd 3 144 m FIGURE 25 GZ Curve for Scenario 2 Example With Hook Load Included The stability margins reported in Figure 25 are marginally smaller than those for the base case example in Figure 25 as a consequence of the 60 tonne hook load However the barge stability is easily adequate for the intended operations For example the area under the curve from zero to the maximum GZ value is reported as 52 meter degrees compared to a minimum required of 3 05 meter degrees for these operations Truston Technologies Inc Y HP MEDIA APRIL 2008 Projects TRUSTON Corocoro STA CRANEBARGE DOCUMENTATION STA CRANEBARGE USER MANUAL
4. The four lower curves drawn with solid lines each offer derating values considering the lift conditions specific to the crane s use on the Carolina M The lower dotted curve indicates a flat 4096 derating of lift capability from that provided by the Manufacturer This curve and any data related to a 4096 derating are shown for comparative purposes only The flat 4096 derating is dangerously non conservative at short radii and high crane hook loads when inclination of the barge boom angle exceeds 2 0 In the anticipated mild conditions in the Gulf of Paria the 1396 total effective dynamic derating applied to all inclination de rating curves is considered conservative The method for crane derating linked to barge boom inclination is explained more fully elsewhere The upper heavy black line Barge Strength Fwd and Over Side w 0 25 Inclination should be regarded as the upper limit of the load chart for operations at Corocoro Very few conditions have been found where the barge boom angle does not exceed 0 25 This curve is a combination crane load curve limited partly by the inclination angle and partly by the barge strength beneath the outriggers of the Gottwald AK 912 The heavy brown line and the thin light green line merge into the heavy black upper limit curve at a load radius of around 32m The heavy brown curve Barge Strength Aft w 0 50 Inclination is a combination crane load curve limited partly by the inclination angle and
5. ruston 012 Freeboard is Sufficient Pick Radius Possible Set Down Radius Possible Pick Up Point Set Down Point Block amp Aux wt 5t Name of Item Load Radius Heading Radius Heading Max Allowable Hook Load Wire Spool 10 117 9 tonne 14 64 m 308 30 00 m 97 122 8 tonne ae ares Position Vessels Center X Center Y FEEDER Barge m 2t m BOA Heading BOA QUEEN 25 00 m lt 1or l FIGURE 10 Crane Operations 1 Analysis Control Screen for Scenario 1 Lifts Select Cargo Item Name for Lift Case gt Deck Cargo Item is Active DEFINE Load Radius and Heading for Pick Up and Set Down Hook Load is Allowable There are only eight editable cells for the user The first is an optional name for the lift case In this example the name Truston 012 has been input The next is the number of the cargo item specified in the deck cargo inventory Figure 1 In this case item 15 is shown selected and the message Deck Cargo Item is Active is displayed The message Pick Radius is Possible indicates that the deck cargo item selected lies within the available radius of the Gottwald crane not too close or too far away The name of the item as specified on the Deck Cargo Sheet is displayed in brown font together with its location in terms of crane boom radius and heading in the crane azimuth axes also computed from data given in the Deck Cargo Sheet The user specifies in the yellow cells the set down point in ter
6. STA CRANEBARGE USER MANUAL Page 1 of 32 STA for Truston Technologies Inc Revision1 November 20 2006 STA CRANEBARGE A Computer Program for the CAROLINA M For Planning and Use During The Corocoro FSO Installation USER MANUAL Revision 1 November 20 2006 This document describes the use of a bespoke Excel Workbook in its application to the planning and monitoring of lifting operations performed with a Gottwald AK 912 mobile crane mounted on the deck of the barge Carolina M Truston Technologies Inc Y HP MEDIA APRIL 2008 Projects TRUSTON Corocoro STA CRANEBARGE DOCUMENTATION STA CRANEBARGE USER MANUAL Rev1 doc Stewart Technology Associates 345 Doucet Road Suite 200C Created on 11 20 2006 8 17 00 AM 5619 Val Verde Lafayette LA 70503 Last printed 5 1 2008 7 04 00 AM Houston TX 77057 410 212 6081 Last saved by William P Stewart 713 789 8341 www truston us www stewart usa com STA CRANEBARGE USER MANUAL Page 2 of 32 STA for Truston Technologies Inc Revision1 November 20 2006 CONTENTS CONTENTS ici i ee ia sli da ds sem la 2 1 0 INTRODUCTION m 3 2 0 DEFINING UP DECK CARD gaat uk Du E curse RR QUU RE KEY nico 4 3 0 BALLAST TANK GONTENTS 42592259 002585 0 25002 5 5509 2009255 4125 9 4 0 ANALYSIS CONTROL AND STABILITY SUMMARY sssss 11 5 0 CRANE OPERATION
7. 345 Doucet Road Suite 200C Created on 11 20 2006 8 17 00 AM 5619 Val Verde Lafayette LA 70503 Last printed 5 1 2008 7 04 00 AM Houston TX 77057 410 212 6081 Last saved by William P Stewart 713 789 8341 www truston us www stewart usa com STA CRANEBARGE USER MANUAL Page 26 of 32 STA for Truston Technologies Inc Revision 1 November 20 2006 Displacement Mean Draft Mean Freeboard KM trans KB BM trans GM Reduction for free surfaces GM trans Inclining Moment Transverse Sin theta Angle of Heel Theta Freeboard reduction LCB LCG lever_ Trim between perps Angle of trim Mean Freeboard at Stern Mean Freeboard at Bow Mean Freeboard at Port Mean Freeboard at Stbd Carolina M Hydrostatics With Hook Before Hook Load at Load Picked Up Pick Up 11012 tonne 11072 tonne 45 676 m 45 988 m D 022 m D 170 m 5 212m 5 510 m 4 322 m 4 344 m 3 325 m 3 303 m 21 933 m 21 853m 2 220 m 2 231 m 19 713 m 19 522 m 0 001 m D 001 m 16 719 m 16 341 m 243 t m 1884 t m D 0013 0 0104 0 0758 4 597 0 020 m 0 159 m 45 62370 m 45 62627 m 46 13035 m 46 14880 m 27 9415 tiem 27 9715 t cm 203 7227 t m 204 1925 t m 0 2545 m 0 3620 m 0 1376 m 0 1963 m 0 086 0 123 3 393 m 3 401 m 3 256 m 3 205 m 3 304 m 3 462 m 3 345 m 3 144 m With Hook Load at Set Down 45 972 m 0 159 m 5 537 m 4 344 m 3 303 m 21 853 m 2 231 m 19 622 m 0
8. 001 m 16 315 m 1766 t m 0 0098 0 560 0 149 m 45 62627 m 46 14880 m 27 9715 t cm 204 1925 t m 0 3459 m 0 1875 m 4 118 3 397 m 3 209 m 3 154 m 3 452 m After Hook After Hook Load Load Released Released Off Barge On Barge 11072 tonne 11012 tonne 11072 tonne 45 876 m 0 022 m 5 212 m 4 322 m 3 325 m 21 933 m 2 220 m 19 713 m 0 001 m 16 719 m 243 t m 0 0013 0 076 0 020 m 45 52370 m 45 13035 m 27 9415 t cm 203 7227 t m 0 2545 m 0 1376 m 29 086 3 393 m 3 256 m 3 304 m 3 345 m 45 972 m 0 159 m 5 238 m 4 344 m 3 303 m 21 853 m 2 231 m 19 622 m 0 001 m 15 513 m FIGURE 20 Detailed Hydrostatics for Lift Operation Specified by User in Figure 17 Information Contained on Worksheet Plan2 It should be noted that similar detailed hydrostatic barge results are also available for Scenario 1 lift analyses on the Plan1 worksheet in the CRANEBARGE workbook Truston Technologies Inc YAHP MEDIA APRIL 2008 Projects TRUSTON Corocoro STA CRANEBARGE DOCUMENTATION STA CRANEBARGE USER MANUAL Rev1 doc Stewart Technology Associates 345 Doucet Road Suite 200C Created on 11 20 2006 8 17 00 AM 5619 Val Verde Lafayette LA 70503 Last printed 5 1 2008 7 04 00 AM Houston TX 77057 410 212 6081 Last saved by William P Stewart 713 789 8341 www truston us www stewart usa com STA CRANEBARGE USER MANUAL Page 27 of 32 S
9. 200 tonne 20 000 m 0 000 m l 4000 t m 0 t m 1760 t m Miscellaneous 2 0 tonne 0 000 m 0 000 m i D t m 0 t m 0 t m Total Deck Cargo Exc Gottwald Crane 1575 tonne 65 225 m 2 564 m 102730 t m 4038 t m 28378 t m Tota Displacement with Hook Load 11132 tonne 46 142 m 0 106 m 513665 t m 1175t m 65720 t m Total Deadweight 8832 tonne 46 760 m 0 133 m L 412994 t m 1175 t m 55945 t m HYDROSTATIC PROPERTIES BEFORE LIFT amp at PICK UP Stability Criteria Checks With This Load Condition Mean Draft 4 322m m 1 CFR 173 005 0 67 WI GM F B Min value fi is load Mean Freeboard 3 325 m Heel angle stbd down ve 0 076 Trim angle stern down ve 0 086 Mean Freeboard at Stern 3 393 m Mean Freeboard at Bow 3 256 m Mean Freeboard at Port 3 304 m Mean Freeboard at Stbd 3 345 m FIGURE 9 Control Screen for Scenario 2 Lift Analysis Figure 9 provides the user with a summary of the loaded condition of the barge before lift analysis is undertaken This screen is intended for Scenario 2 lifts where a load is to be lifted by the Gottwald crane from a location not on the Carolina M The load is to be set down either at another location off the barge or on the barge The basic barge loaded condition is the same as for the Scenario 1 lift analysis as shown in Figure 8 with the exception that the load to be lifted is included in the barge total deadweight In this example the crane hook load is 120 tonnes and the total barge deadweight is 8 832 tonnes
10. 4 CasetOWT eee gt ee a EN AS te 120000 o 1 i i i S S zm qoid Rt ied E o j j L 1 L j 1 gt i j i i o 2 20 m af ii GESRK a a a ee ee a PRES aaa enc qeu em Sara T 100000 e L I L i I I o o 18m 4 T gf 4 r 4 u r 4 p 4 1 p 4 z o i i i i i i 2 16m 4 P f E M eee eee 80000 9 i i i i E 14m i en eee ee oe que a nies a aes Gee o i i i i i o a 12m qe ENTER mies y usce isa ecu sene mons ee eee ag Oa ee eee 60000 E fit i iL DEADWEIGHT gi 2 9 10 m Dese ee CN Y c r MOMENT 51237 MA Caset DWT ST S 24m sum eei dee ade ie ees PE 4o000 1 i 1 1 1 i 1 1 1 1 X em pf ee EL 6A Ve S SSemllieassrycs ti 4m 1 5 1 i H B tee 20000 A T M PM c E E 0m h i h i h i h i h h i h 0 e e e e e eo o e eo e eo e eo e e e e e e e e e e e e e e e e eo eo e eo eo eo eo o eo eo eo o e e N e vt ro e N oo o eo qe N e vt DEADWEIGHT including ballast tonne FIGURE 23 Allowable Deadweight VCG and Moment Curves for Carolina M As in all load cases anticipated and analyzed to date for the Corocoro installation very large margins on the allowable VCG and moment constraints are achieved for the examples shown in this document This chart is on the DWT worksheet in the CRANEBARGE workbook Truston Technologies Inc Y HP MEDIA
11. APRIL 2008 Projects TRUSTON Corocoro STA CRANEBARGE DOCUMENTATION STA CRANEBARGE USER MANUAL Rev1 doc Stewart Technology Associates 345 Doucet Road Suite 200C Created on 11 20 2006 8 17 00 AM 5619 Val Verde Lafayette LA 70503 Last printed 5 1 2008 7 04 00 AM Houston TX 77057 410 212 6081 Last saved by William P Stewart 713 789 8341 www truston us www stewart usa com STA CRANEBARGE USER MANUAL Page 30 of 32 STA for Truston Technologies Inc Revision 1 November 20 2006 10 0 BARGE RIGHTING ARM CURVES LARGE ANGLE STABILITY USING KN DATA STA CRANEBARGE Version 3 0 Control Reference Lift Case Name Deck Cargo Plan Truston 012 Deck Loadout 1 Loadout Plan November 15 2006 20 Nov 06 Revison 3 Pruston GZ Curve Carolina M p q1 4 lese ee mulio aeg bcd L e 1 E Q L 2 8712 tonne 2300 tonne 11012 tonne 4 322 m 5 212m 21 933 m 16 719 m Deadweight Lightweight Displacement Mean Draft VCG KMtrans GM corrected for FS 4 86 m 53 m deg 45 m deg 0 138 m 4 267 m 4374m 0 076 Area 30 to 40 Trim between perps Draft at Aft marks Draft at Fwd marks Heel at start 20 0 0 93 m rad 0 79 m rad Freeboards 3 393 m 3 256 m 3 304 m 3 345m FIGURE 24 Large Angle Stability Base Case Without Hook Load For every loaded condition analyzed a larg
12. GMMFB 13176 t m 12506 t m 12524 t m 13176 t m FIGURE 19 Summary of Barge Conditions During Lift Operation In this Scenario 2 lift operation the load ends up on the Boa Queen and the mean draft of the Carolina M stays the same at 4 322m If the load had been set onto the Carolina M the mean barge draft would have become 4 344m The heel angle starts and ends the same at 0 076 down to starboard During the lift the Carolina M is heeled down to port 0 597 when the load is picked off the Feeder barge in this example The Carolina M is heeled in the opposite direction 40 560 down to starboard at load set down The vertical range of the crane hook elevation relative to the water surface can be computed but is not directly reported Detailed information on freeboard changes can be found on the Plan1 worksheet but it is not normally expected that the user reviews this For this example a selection of the information contained on the Plan2 worksheet is shown in Figure 20 The maximum range of freeboard at the barge side is found to be 308mm The maximum angles for crane derating are reported in Figure 19 for each stage of the lift and are further manipulated elsewhere Crane moment stability checks are also reported and described more fully elsewhere Truston Technologies Inc YAHP MEDIA APRIL 2008 Projects TRUSTON Corocoro STA CRANEBARGE DOCUMENTATION STA CRANEBARGE USER MANUAL Rev1 doc Stewart Technology Associates
13. Inc Y HP MEDIA APRIL 2008 Projects TRUSTON Corocoro STA CRANEBARGE DOCUMENTATION STA CRANEBARGE USER MANUAL Rev1 doc Stewart Technology Associates 345 Doucet Road Suite 200C Created on 11 20 2006 8 17 00 AM 5619 Val Verde Lafayette LA 70503 Last printed 5 1 2008 7 04 00 AM Houston TX 77057 410 212 6081 Last saved by William P Stewart 713 789 8341 www truston us www stewart usa com STA CRANEBARGE USER MANUAL Page 23 of 32 STA for Truston Technologies Inc Revision 1 November 20 2006 7 0 CRANE OPERATIONS SCENARIO 2 ANALYSES Having set up the barge loading conditions described in Sections 2 3 and 4 the user may analyze numerous lift plans Figure 17 below shows the data for an example miscellaneous or Scenario 2 lift analysis CAROLINA M CRANE OPERATIONS SHEET MISCELLANEOUS OPERATIONS Allowable Crane Radii from 019 Freeboard is Sufficient 14 7m to 56m Name for Lift Case gt rusto Pick Radius Possible EE Set Down Radius Possible DEFINE Load Radius and Headinq for Pick Up and Set Down Weight of block amp Auxiliary Pick Up Point Set Down Point 4 5 tonne owered Reel A 6 Radius Heading Radius Heading VCG on Carolina M i m 36 00 m 260 27 00 m 110 93 1 tonne Position Vessels Cente CenterY FEEDER Barge 5 m 28 00 m BOA Heading BOA QUEEN 2 m j 1 or 1 Max load at 40 derating 64 tonne Target Areas 1 a
14. Last printed 5 1 2008 7 04 00 AM Houston TX 77057 410 212 6081 Last saved by William P Stewart 713 789 8341 www truston us www stewart usa com STA CRANEBARGE USER MANUAL Page 16 of 32 STA for Truston Technologies Inc Revision 1 November 20 2006 CAROLINA M CRANE OPERATIONS SHEET Cargo Lifted Off Carolina M Name for Lift Case gt Name of Item Wire Spool 10 LL SUMMARY OF HYDROSTATIC RESULTS FOR THIS LIFT Bafore Hook with Hook Load With Hook Load Load Picked Up at Pick Up at Set Down 4 322 m 4 322 m 4 322 m 3 325 m 3 325 m 3 325 m RA wt 5 t Heel angle stbd down ve 0 076 0 079 1 649 Set Down Point Radius Heading Trim angle stern down ve 0 086 0 086 0 040 Min freeboard any side end 3 256 m 3 256 m 2 886 m Max angle for crane derating 0 115 0 117 1 649 decks eee GM transverse from this Lift i6719m 16072m 16128m Max Crane Moment 0 t m 1726 t m 3537 t m 0 67 W GM F B 13176 t m 12667 t m 11267 t m 13104 t m STA CRANEBARGE Version 3 0 17 Nov 08 Revison 2 Intermediate angle selector 308 Pick angle 87 set angle 383 Intermediate angle 211 max min angle 149 smallest included angle 308 Largest of crane headings chosen Derating Angles Fick angle Intermediate angle Set angle S2e Timfactoratpick 38 Heel factor After Hook Ith Hook Load Load CC ooMe oom 1077 Combine
15. Rev1 doc Stewart Technology Associates 345 Doucet Road Suite 200C Created on 11 20 2006 8 17 00 AM 5619 Val Verde Lafayette LA 70503 Last printed 5 1 2008 7 04 00 AM Houston TX 77057 410 212 6081 Last saved by William P Stewart 713 789 8341 www truston us www stewart usa com STA CRANEBARGE USER MANUAL Page 32 of 32 STA for Truston Technologies Inc Revision 1 November 20 2006 11 0 DOCUMENTING LOAD CASES amp ARCHIVING RESULTS The CRANEBARGE worksheets may be individually printed or saved to pdf format for subsequent report production They may be re formatted by the user but are presently configured to print much as shown in this document It is recommended that a new workbook is saved for each deck cargo and ballast tank configuration planned 12 0 COROCORO CARGO VARIATIONS AND BALLASTING As deck cargo is lifted from the Carolina M during the Corocoro installation there will be significant changes in the barge draft heel and trim The changes in heel and trim may be compensated for by changing the ballast tank contents With the cargo distributed initially as shown in Figure 1 the heel and trim are shown in Figure 6 to be 0 076 and 0 086 respectively with ballast tank no 6 starboard outer at 30 full If all mooring cargo five sets of anchors chains and wires approximately 1 100 tonnes were removed the heel and trim angles would become
16. being due to dynamic issues and 30 being due to barge inclination during this lift operation Truston Technologies Inc Y HP MEDIA APRIL 2008 Projects TRUSTON Corocoro STA CRANEBARGE Stewart Technology Associates 3 DOCUMENTATION STA CRANEBARGE USER MANUAL Rev1 doc 345 Doucet Road Suite 200C Created on 11 20 2006 8 17 00 AM 5619 Val Verde Lafayette LA 70503 Last printed 5 1 2008 7 04 00 AM Houston TX 77057 410 212 6081 Last saved by William P Stewart 713 789 8341 www truston us www stewart usa com STA CRANEBARGE USER MANUAL Page 19 of 32 STA for Truston Technologies Inc Revision 1 November 20 2006 Wire Spool 10 117 9 tonne 350 300 250 200 150 o c c o kc o x o o lt Bil Actual Pik ee J 1 100 L L L L l L 1 ND j 1 1 I I 1 i Pick Radius Possible I Set Down Radius Possilie wt I rege TM e B e Manu E m Radius m Gottwald Crane Chart from Manufacturer and Custom Derated for Carolina M For Dynamics Barge Strength and Inclination Manufacturer s Data Barge Strength Aft amp Over Side w 0 25 Inclination Barge Strength Over Bow w 0 50 Inclination 0 50 Inclination 2 00 Inclination 3 00 Inclination Allowable Pick Actual Pick Allowable Set Actual Set Flat 40 Derating Barge Heel Anglo Before Load UDOT Average fecboard
17. load released are reported In the first lift scenario the crane is used to lift one of the cargo items from the Deck Cargo Sheet off the Carolina M and set it either onto another vessel or onto the seabed or dock Thus the lift conditions starts with a known load already on board at a known position and finishes with the load no longer on board In the second lift scenario a more general load sequence is analyzed that generally involves lifting a load from a location not on the Carolina and setting it onto another location that is not on the Carolina However results are also given for the final hydrostatic conditions of the barge for the condition of the lifted item being set on the deck of the Carolina when the hook load is released This document describes how to use the analysis tool simply and efficiently Truston Technologies Inc YAHP MEDIA APRIL 2008 Projects TRUSTON Stewart Technology Associates Corocoro STA CRANEBARGE DOCUMENTATION STA CRANEBARGE USER MANUAL Rev1 doc 345 Doucet Road Suite 200C Created on 11 20 2006 8 17 00 AM 5619 Val Verde Lafayette LA 70503 Last printed 5 1 2008 7 04 00 AM Houston TX 77057 410 212 6081 Last saved by William P Stewart 713 789 8341 www truston us www stewart usa com STA CRANEBARGE USER MANUAL Page 4 of 32 STA for Truston Technologies Inc Revision1 November 20 2006 2 0 DEFINING UP DECK CARGO Open the Deck Cargo Worksheet a
18. partly by the barge strength beneath the outriggers towards the bow The 0 50 barge boom angle is more typical of upper limiting conditions expected for the Corocoro installation The method for crane derating linked to barge strength is explained more fully elsewhere The thin solid red and blue lines indicate load limits at barge boom angles of 2 and 3 With careful lift planning and good ballast water management the 3 angle should not be reached The 2 angle has been found to be a likely lower limit of the Gottwald s capacity for the Corocoro installation Truston Technologies Inc YAHP MEDIA APRIL 2008 Projects TRUSTON Corocoro STA CRANEBARGE DOCUMENTATION STA CRANEBARGE USER MANUAL Rev1 doc Stewart Technology Associates 345 Doucet Road Suite 200C Created on 11 20 2006 8 17 00 AM 5619 Val Verde Lafayette LA 70503 Last printed 5 1 2008 7 04 00 AM Houston TX 77057 410 212 6081 Last saved by William P Stewart 713 789 8341 www truston us www stewart usa com STA CRANEBARGE USER MANUAL Page 21 of 32 STA for Truston Technologies Inc Revision 1 November 20 2006 BALLAST WATER SHOULD NEVER BE MOVED DURING A LIFT OPERATION The square and triangular markers on the load chart example in Figure 15 indicate the calculated maximum safe values for the hook load at the pick up and set down points respectively The actual values planned are also shown with different colors for
19. 0 957 and 0 159 respectively If ballast tank no 6SO was emptied approximately 250 tonnes the heel and trim angles would be changed to 0 085 and 0 126 making crane operations less restricted Clearly there is merit in considering staged ballast water changes to minimize barge angles and permit maximum crane lift versatility as demonstrated in the above simple example Truston Technologies Inc Y HP MEDIA APRIL 2008 Projects TRUSTON Corocoro STA CRANEBARGE DOCUMENTATION STA CRANEBARGE USER MANUAL Rev1 doc Stewart Technology Associates 345 Doucet Road Suite 200C Created on 11 20 2006 8 17 00 AM 5619 Val Verde Lafayette LA 70503 Last printed 5 1 2008 7 04 00 AM Houston TX 77057 410 212 6081 Last saved by William P Stewart 713 789 8341 www truston us www stewart usa com STA CRANEBARGE USER MANUAL Page 33 of 33 STA for Truston Technologies Inc Revision 1 November 20 2006 13 0 CARGO DISTRIBUTION AND GHOST LOADS As cargo is loaded onto the Carolina M the draft marks will be carefully checked The final draft marks are unlikely to be exactly as predicted by the software as the cargo item weights and weight distribution are unlikely to be perfectly known Adjustment of the level of ballast water in tank no 6SO with other tanks filled as shown in Figures 6 ad 7 of this document may be sufficient to achieve the desired values of zero or less than 0 10 f
20. EBARGE USER MANUAL Rev1 doc Stewart Technology Associates 345 Doucet Road Suite 200C Created on 11 20 2006 8 17 00 AM 5619 Val Verde Lafayette LA 70503 Last printed 5 1 2008 7 04 00 AM Houston TX 77057 410 212 6081 Last saved by William P Stewart 713 789 8341 www truston us www stewart usa com STA CRANEBARGE USER MANUAL Page 9 of 32 STA for Truston Technologies Inc Revision 1 November 20 2006 3 0 BALLAST TANK CONTENTS Carolina M Hull Ballast Tanks Info on Chart Bust by Tructon Technologies ino Tel 410 212 8081 infofhiructon uc POC William P Stewart PE and Erlok Knezek PE Total Welght in Hull Tanks 6737 ton STA CRANEBARGE Version 3 0 17 Nov 06 Revison 2 CORO 061 Adjust Ballast for Tow VCG of Hull Tanke Liquide 3 831 m Operations Corocoro 1 LCG of Hull Tanks Liquids 45 458 m Heel angle stbd down ve 0 076 Mean Draft 4 322 m 14 18 f o TCG of Hull Tanks Liquids 0 425 m Trim angle stern down ve 0 086 MeanFreeboard 3 325 m 10 01 ft s 11012 24 Weightin LCG from VCG above lyy water Lmom TCG Tmom Est VCG Ixx water surface Vol Max Weight full olume ax Weig fu Tank AP base full surface Tank Name Fuel Oil 1P Inn Inner Tank 1S Inn Inner Tank 1P Ou Outer Tank 1S Ov Outer Tank 2P Inn Inner Tank 2S Inn Inner Tank 2P Ou Outer Tank 2S Ou Outer Tank 3P Inn Inner Tank 2S Inn Inner Tank 3P Ou Outer Tank 3S Ou Outer Tank 4P Inn Inner T
21. M 5619 Val Verde Lafayette LA 70503 Last printed 5 1 2008 7 04 00 AM Houston TX 77057 410 212 6081 Last saved by William P Stewart 713 789 8341 www truston us www stewart usa com STA CRANEBARGE USER MANUAL Page 29 of 32 STA for Truston Technologies Inc Revision 1 November 20 2006 9 0 BARGE ALLOWABLE VCG AND MOMENTS The Carolina M originally Smit Barge 1 is a relatively strong and heavy ocean going barge intended for a wide range of cargoes It has its own trim and stability booklet the full contents of which include allowable deadweight VCG and moment tables These are incorporated into the CRANEBARGE program The carts are shown in Figure 23 below where both the previously analyzed lift load cases are shown plotted as discrete data points The only difference between the data points for the Scenario1 and Scenario 2 conditions are the displacement and deadweight and VCG differences caused by the hook load in Scenario 2 reported in detail in Figures 8 and 9 from Control1 and Control2 worksheets BARES ANUS DEADWEIGHT Including Ballast CHART uston 20 Nov 06 Revison 3 Carolina M 30m 7 T MU DN w 2 Tn adc n bo 2151259 t nren ido E r1 28 m femme ALLOWABLE LOAD VCG ue inde ieee tales peapuss ae epus Samant acai T 140000 26 Caset YCG f j REM ETT V NOE RE Msn DANN L Toe M Tam ALLOWABLE DEADWEIGHT MOMENT i i i d o 24m
22. S SCENARIO 1 ANALYSES esee 13 60 CRANE LOAD CHARTS SCENARIO 1 DETAILED RESULTS 18 7 0 CRANE OPERATIONS SCENARIO 2 ANALYSES eese 22 80 CRANE LOAD CHARTS SCENARIO 2 DETAILED RESULTS 26 9 0 BARGE ALLOWABLE VCG AND MOMENTS sees 28 10 0 BARGE BIGHTING ARM GURBVES niis RR ER n ERR R RR RE np ERe E REX E ERH E ERxEERH KR nenea 29 11 0 DOCUMENTING LOAD CASES amp ARCHIVING RESULTS 31 12 0 COROCORO CARGO VARIATIONS AND BALLASTING sss 31 13 0 CARGO DISTRIBUTION AND GHOST LOADS eene 32 14 0 INEPENDENT DEDICATED INCLINOMETERS ccccccccccecceeeeeeeeeeeeeeeees 32 Truston Technologies Inc YAHP MEDIA APRIL 2008 Projects TRUSTON Corocoro STA CRANEBARGE DOCUMENTATION STA CRANEBARGE USER MANUAL Rev1 doc Stewart Technology Associates 345 Doucet Road Suite 200C Created on 11 20 2006 8 17 00 AM 5619 Val Verde Lafayette LA 70503 Last printed 5 1 2008 7 04 00 AM Houston TX 77057 410 212 6081 Last saved by William P Stewart 713 789 8341 www truston us www stewart usa com STA CRANEBARGE USER MANUAL Page 3 of 32 STA for Truston Technologies Inc Revision1 November 20 2006 1 0 INTRODUCTION The barge loaded condition is defined and stored This includes ballast water in the ballas
23. STON Corocoro STA CRANEBARGE DOCUMENTATION STA CRANEBARGE USER MANUAL Rev1 doc Truston Technologies Inc Stewart Technology Associates 345 Doucet Road Suite 200C Created on 11 20 2006 8 17 00 AM 5619 Val Verde Lafayette LA 70503 Last printed 5 1 2008 7 04 00 AM Houston TX 77057 410 212 6081 Last saved by William P Stewart 713 789 8341 www truston us www stewart usa com STA CRANEBARGE USER MANUAL Page 24 of 32 STA for Truston Technologies Inc Revision 1 November 20 2006 The last eleven user input yellow cells in Figure 17 are for the user s convenience for lift planning and documentation purposes They control the drawing of the schematic lift plan view shown in Figure 18 Pick Radius Possible Set Down Radius Possible rir Lima Crane e FIGURE 18 Crane Ops2 Schematic View of Miscellaneous Scenario 2 Lift The user is offered the opportunity to define the size and location of two target areas relative to the Carolina M TA1 and TA2 These areas are shown but not needed for lift analysis Similarly the Feeder barge and the Boa Queen heading in either direction parallel to the Carolina M may be shown on the schematic plan but are not needed for the lift analysis Hence in this example with the deck cargo and ballast arrangement selected the crane operation is feasible and the crane will operate within its derated envelope Mess
24. TA SHOWN IN Figure 1 the last row indicates the cargo item the user has selected elsewhere for the Scenario 1 Lift Analysis The layout of the deck cargo can be viewed at a larger scale and printed on another sheet as illustrated in Figure 4 Note that only active loads that are set with a 1 in the first column in Figure 1 appear on Figures 3 4 and 5 YAHP MEDIA APRIL 2008 Projects TRUSTON Corocoro STA CRANEBARGE DOCUMENTATION STA CRANEBARGE USER MANUAL Rev1 doc Truston Technologies Inc Stewart Technology Associates 345 Doucet Road Suite 200C Created on 11 20 2006 8 17 00 AM 5619 Val Verde Lafayette LA 70503 Last printed 5 1 2008 7 04 00 AM Houston TX 77057 410 212 6081 Last saved by William P Stewart 713 789 8341 www truston us www stewart usa com STA CRANEBARGE USER MANUAL Page 7 of 32 STA for Truston Technologies Inc Revision 1 November 20 2006 Carolina M Deck Cargo for Corocoro Deck Cargo LCG 47 498 m Deck Cargo TCG 1 905 m Deck Cargo VCG 10 428 m Total Cargo Weight 13750t FIGURE 4 Larger Schematic View of User Defined Deck Cargo with an Autocad Deck Layout Plan Superimposed Deck Loadout 1 Truston Technologies Inc YAHP MEDIA APRIL 2008 Projects TRUSTON Corocoro STA CRANEBARGE DOCUMENTATION STA CRANEBARGE USER MANUAL Rev1 doc Stewart Technology Associates 345 Doucet Road Suite 200C
25. TA for Truston Technologies Inc Revision 1 November 20 2006 8 0 CRANE LOAD CHARTS SCENARIO 2 DETAILED RESULTS Having established the lift operation to be feasible or even if it was shown to violate any limits the user may examine the Gottwald crane load chart for the Scenario 2 lift analysis just described These results are given on the Gott2 worksheet CAROLINA M CRANE DERATING CALCULATIONS STA CRANEBARGE Version 3 0 20 Nov 06 Revison 3 Built by Truston Technologies Inc Tel 410 212 6081 info truston us POC William P Stewart PE and Erick Knezek PE Interpolate Radius and Tilt Ang Interpolate Radius and Tilt Ang Radius at Pick Up 1 Radius at Set Down Barge Trim Angle l Points on graph Barge Trim Angle Points on graph Max Hook Load Limit for Tilt 36 00 m 93 tonne Max Hook Load Limit for Tilt 7 27 00 m 143 tonne Add derating for being on barge 36 00 m 65 tonne Add derating for being on barge 27 00 m 65 tonne Add derating for barge motion Add derating for barge motion Final Derating Final Derating Max hook load before derating 65 tonne actual hook load taux Max hook load before derating 164 tonne 55 tonne actual hook load aux Max hook load after derating Max hook load after derating 143 tonne FIGURE 21 Crane Derating Data Specific to the Lift Case Just Analyzed The above figure shows that for the pick up part of the lift analysis the maximum hook load could have been 93 tonnes It was 65 tonnes with the ho
26. ages are given in Figures 17 and 18 Now knowing that the lift is feasible the user can look closely at the angle and freeboard changes that will occur on the Carolina M during the key stages of the lift operation This data is shown for this example in Figure 19 Truston Technologies Inc YAHP MEDIA APRIL 2008 Projects TRUSTON Stewart Technology Associates Corocoro STA CRANEBARGE DOCUMENTATION STA CRANEBARGE USER MANUAL Rev1 doc 345 Doucet Road Suite 200C Created on 11 20 2006 8 17 00 AM 5619 Val Verde Lafayette LA 70503 Last printed 5 1 2008 7 04 00 AM Houston TX 77057 410 212 6081 Last saved by William P Stewart 713 789 8341 www truston us www stewart usa com STA CRANEBARGE USER MANUAL Page 25 of 32 STA for Truston Technologies Inc Revision 1 November 20 2006 SUMMARY OF HYDROSTATIC RESULTS FOR THIS LIFT Pius ton Before With Hook WithHook After Set After Set i Hook Load Loadat LoadatSet Down OFF Down OH Picked Up Pick Up Down Barge Mean Draft 4 322m 4 344m 4 344m 4 322 m Mean Freeboard 3 32 m 3 303 m 3 303 m 3 325 m Heel angle stbd down ve 0 076 4 597 0 560 0 076 Trim angle stern down ve 49 086 4 123 4 118 4 086 Min freeboard any side end 3 256 m 3 144m 3 154m 3 256 m Max angle for crane derating 0 115 0 609 0 572 0 115 GM transverse from this Lift 16 719 m 16 341 m 16 315 m 16 719 m Max Crane Moment 0 tm 2160t m 1620 t m 0 t m 0 67 WK
27. ank 4 8 tonne 6 840 m 33 t m 5 00 m 24 t m 4 845m 3 7508 m t 1 ms Otonne 85 688 m Otm 3 81 m 0 t m 4730m 0 000 m t 0 m4 0 tonne 888 m 0 t m 3 81 m 0 t m 4 730 m 0 000 m t 0 m 4 13 tonne 675 m 11 43 m 4721 t m 4729m 4729m 1 t 0 m4 13 tonne 675m J 11 43 m 4721 t m 4729m 4729m 1953 0 m 4 3 3 26 m 3 23 tonne 405 m 3 415 tonne 405 m 3 415 tonne 403 m 3 413 tonne 403 m 3 413 tonne 821 m 3 844 tonne 921 m 3 844 tonne 920 m 3 843 tonne 920 m 3 843 tonne 921 m 3 844 tonne 921 m 3 844 tonne 920 m 3 843 tonne 920 m 3 843 tonne 921 m 3 844 tonne 921 m 3 844 tonne 920 m 3 843 tonne 920 m 3 843 tonne 921 m 3 844 tonne 921 m 3 844 tonne 920 m 3 843 tonne 920 m 3 843 tonne p 0 tonne 380 m 0 t m 3 81 m 0 t m 3 810 m 0 000 m t 0 m4 0 tonne 380 m 0 t m 3 81 m 0 t m 3 810m 0 000 m t 0 m4 0 tonne 73 390 m 0 t m 11 43 m 0 t m 3 812m 0 000 m t 0 m4 0 tonne 73 390 m 0 t m 11 43 m 0 t m 3 812m 0 000 m t 0 m 4 Otonne 57 290 m 0 t m 3 81 m 0 t m 3 810 m 0 000m t 0 m 4 0 tonne 57 290 m 0 t m 3 81 m 0 t m 3 810 m 0 000 m t 0 m 4 843 tonne 57 280 m 54024 t m 11 43 m 10778 t m 3812m 3 812m t 0 m 4 843 tonne 57 280 m 54024 t m 11 43 m 10778 t m 3 812m 3 812 m t 0 m 4 Otonne 41 190 m 0 t m 3 81 m 0 t m 3 810m 0 000 m t 0 m 4 Otonne 41 190 m 0 t m 3 81 m 0 t m 3 810m 0 000 m t 0 m 4 943 tonne 41 180 m 38842 t m 11 43 m 10778 t m 3 812m 3 812 m t 0 m4 943 tonne 41 190 m 38842 t m 11 43m 10778 t m 3 812m 3 812 m t 0 m 4 0 to
28. arolina M LopAeel Xugpssetar Servo 400 i i i Pick Radius Possible id bol we Set Down Radius Possible Manufacturer s Data Barge Strength Aft amp Over Side w 0 25 Inclination Barge Strength Over Bow w 0 50 Inclination 0 50 Inclination 2 00 Inclination 3 00 Inclination Allowable Pick Actual Pick Allowable Set Actual Set Flat 40 Derating 350 300 Hook Load is Allgwable 250 i i I l l l I 1 Lu 4 p R 4 200 150 o c c o v c o ond x o o I cm MP eee EENE EES EEEE ESN 100 Radius m Lift Case Name Truston 019 Liftltem Powered Reel A Deck Cargo Configuration Deck Loadout 1 Allowable Pick Up Load Allowable Set Down Load Actual Load Lifted inc Hook Auxiliary 65 tonne Barge Heel Angle Before Load Lift 0 076 Average freeboard 3314m ssid Barge Heel Angle Load Lift 0 597 Barge Heel Angle Load Set Dn 0 560 Minimum freeboard 3144m Barge Heel Angle After Load Set Dn 0 076 FIGURE 22 Gottwald Crane Derated Load Chart Specific to Lift Operations on The Carolina M Previous Scenario 2 Example Actual and Allowable Discrete Values Also Plotted Truston Technologies Inc YAHP MEDIA APRIL 2008 Projects TRUSTON Corocoro STA CRANEBARGE Stewart Technology Associates DOCUMENTATION STA CRANEBARGE USER MANUAL Rev1 doc 345 Doucet Road Suite 200C Created on 11 20 2006 8 17 00 A
29. compared to 8 712 tonnes for the Scenario 1 lift analysis in Figure 8 The two editable load items not included in the deck cargo inventory but specified in the Control Screen for Scenario 1 are shown in this Scenario 2 Control Screen and cannot be edited here The crane hook load shown comes from the Scenario 2 Crane Operations Screen The displacement heel and trim values shown in Figure 9 are the same as those in Figure 8 and reflect conditions before the crane lifts the load All data is now set for the user to proceed with crane lift analyses using either Scenario 1 or Scenario 2 Truston Technologies Inc YAHP MEDIA APRIL 2008 Projects TRUSTON Stewart Technology Associates Corocoro STA CRANEBARGE DOCUMENTATION STA CRANEBARGE USER MANUAL Rev1 doc 345 Doucet Road Suite 200C Created on 11 20 2006 8 17 00 AM 5619 Val Verde Lafayette LA 70503 Last printed 5 1 2008 7 04 00 AM Houston TX 77057 410 212 6081 Last saved by William P Stewart 713 789 8341 www truston us www stewart usa com STA CRANEBARGE USER MANUAL Page 13 of 32 STA for Truston Technologies Inc Revision 1 November 20 2006 5 0 CRANE OPERATIONS SCENARIO 1 ANALYSES Having set up the barge loading conditions described in Sections 2 3 and 4 the user may analyze numerous lift plans Figure 10 below shows the data for an example lift analysis CAROLINA M CRANE OPERATIONS SHEET Cargo Lifted Off Carolina M
30. d intermed contr ol Combined max control nore 0 3259 Torre 0 3257 Hook Load Dynamics from Barge Roll Pick Up Approx Hook Wire Length 60 38 m Pendulum Period of Lift 16 sec User Estimated Roll Period User Estimated Roll Amplitude Approx Hook Heave amplitude 0 20 m Approx Max Heave Accn 0 016g Approx Hook Sway Amplitude 1 10 m FIGURE 13 Full Crane Ops1 Screen Available to the User Truston Technologies Inc YAHP MEDIA APRIL 2008 Projects TRUSTON Corocoro STA CRANEBARGE wart Technol A i DOCUMENTATION STA CRANEBARGE USER MANUAL Rev1 doc Sewan Tecnnology Hees 345 Doucet Road Suite 200C Created on 11 20 2006 8 17 00 AM 5619 Val Verde Lafayette LA 70503 Last printed 5 1 2008 7 04 00 AM Houston TX 77057 410 212 6081 Last saved by William P Stewart 713 789 8341 www truston us www stewart usa com STA CRANEBARGE USER MANUAL Page 17 of 32 STA for Truston Technologies Inc Revision 1 November 20 2006 It should be noted that a final angle selected for crane derating as a consequence of inclinations during this lift operation is found on the right hand side of Figure 13 It is 1 081 in this example This is further explained elsewhere Initial crane hook dynamic calculations are shown in the lower right hand corner of Figure 13 Two cells for user input are provided This is further explained elsewhere At this point th
31. e angle stability report with a righting arm curve is available on worksheet KN1 as shown in Figure 24 The stability righting arm curve is based on the KN values tabulated in the Smit Barge 1 T amp S Booklet and used interactively in the CRANEBARGE software Critical stability parameters are shown tabulated beneath the chart in Figure 24 and are also reported on the Analysis Control Sheets Figures 8 and 9 In all loaded conditions anticipated for the Corocoro installation the Carolina M is found to have adequate intact stability for its intended purpose Truston Technologies Inc Y HP MEDIA APRIL 2008 Projects TRUSTON Corocoro STA CRANEBARGE DOCUMENTATION STA CRANEBARGE USER MANUAL Rev1 doc Stewart Technology Associates 345 Doucet Road Suite 200C Created on 11 20 2006 8 17 00 AM 5619 Val Verde Lafayette LA 70503 Last printed 5 1 2008 7 04 00 AM Houston TX 77057 410 212 6081 Last saved by William P Stewart 713 789 8341 www truston us www stewart usa com STA CRANEBARGE USER MANUAL Page 31 of 32 STA for Truston Technologies Inc Revision 1 November 20 2006 In addition to the basic loaded condition with no hook load a righting arm curve is also available for the Scenario 2 lift case with the load suspended on the crane hook at its desired pick up point The stability report for the example in this document is shown in Figure 25
32. e user can examine the crane load chart and note where the particular pick and set data points lay for this lift analysis Truston Technologies Inc Y HP MEDIA APRIL 2008 Projects TRUSTON Corocoro STA CRANEBARGE DOCUMENTATION STA CRANEBARGE USER MANUAL Rev1 doc Stewart Technology Associates 345 Doucet Road Suite 200C Created on 11 20 2006 8 17 00 AM 5619 Val Verde Lafayette LA 70503 Last printed 5 1 2008 7 04 00 AM Houston TX 77057 410 212 6081 Last saved by William P Stewart 713 789 8341 www truston us www stewart usa com STA CRANEBARGE USER MANUAL Page 18 of 32 STA for Truston Technologies Inc Revision 1 November 20 2006 6 0 CRANE LOAD CHARTS SCENARIO 1 DETAILED RESULTS Having established the lift operation to be feasible or even if it was shown to violate any limits the user may examine the Gottwald crane load chart for the Scenario 1 lift analysis just described These results are given on the Gott1 worksheet CAROLINA M CRANE DERATING CALCULATIONS STA CRANEBARGE Version 3 0 17 Nov 06 Revison 2 Built by Truston Technologies Inc Tel 410 212 6081 info truston us POC William P Stewart PE and Erick Knezek PE Interpolate Radius and Tilt Angle Interpolate Radius and Tilt Ang Radius at Pick Up Radius at Set Down 30 00 m Barge Max Angle During Lift l Points on graph Barge Max Angle During Lift 1 081 Points on graph Max Hook Load L
33. imit for Tilt 14 64 1m 171 tonne Max Hook Load Limit for Tilt 141 tonne 30 00 m 123 tonne Add derating for being on barge 3 14 64m 122 tonne Add derating for being on barge 3 30 00 m 122 tonne Add derating for barge motion o Add derating for barge motion 10 Final Derating Final Derating 13 Max hook load before derating 320 tonne 122 tonne actual hook load aux Max hook load before derating 142 tonne 122 tonne actual hook load taux Max hook load after derating 171 tonne Max hook load after deratine 123 tonne FIGURE 14 Crane Derating Data Specific to the Lift Case Just Analyzed The above figure shows that for the pick up part of the lift analysis the maximum hook load could have been 171 tonnes It was 122 tonnes with the hook and auxiliary rigging weight At the larger set down radius of 30 0m the limiting crane capacity is reported as 123 tonnes Hence this condition is right at the crane limit The derating at the set down is just 13 below the manufacturer s table It is caused only by the barge dynamic deratings While these values can be edited by the user in the yellow cells the author advises that no changes should be made at this point for lift planning purposes If in the field barge motions exceed those anticipated crane further dynamic derating may be recommended A larger derating was applied to the maximum permitted crane load at the pick point This is 47 less than the manufacturer s chart would indicate 13
34. ing in damage situations Bow tanks should be filled for the same reason where the freeboard demands permit this For motions minimization it is also preferable to fill tanks furthest from the barge center Y HP MEDIA APRIL 2008 Projects TRUSTON Corocoro STA CRANEBARGE Truston Technologies Inc DOCUMENTATION STA CRANEBARGE USER MANUAL Rev1 doc Stewart Technology Associates 345 Doucet Road Suite 200C Created on 11 20 2006 8 17 00 AM 5619 Val Verde Lafayette LA 70503 Last printed 5 1 2008 7 04 00 AM Houston TX 77057 410 212 6081 Last saved by William P Stewart 713 789 8341 www truston us www stewart usa com Page 11 of 32 STA CRANEBARGE USER MANUAL STA for Truston Technologies Inc Revision 1 November 20 2006 4 0 ANALYSIS CONTROL AND STABILITY SUMMARY Having set deck cargo and ballast tank contents the user checks the overall barge stability condition in preparation for lift analyses CAROLINA M Trim ane Stability EBARGE Version 3 T LOADED CONDITION Lightweight Displacement Weight of Hull Tank Liquids Deck Cargo Gottwald Crane 17 Nov 06 Revison2 2 Lmom 4 250m 100671 t m 3 831 m 306264 t m 10 428 m 65311t m 14 300 m 28976 t m 4000 t m 0 t m 12 735m 94287 t m 5 212m 586508 t m 243t m 57400 t m 5 486 m 488838 t m 243t m 47825 t m Stability Criteria Checks With This Load Condition Tmom Otm 2863 t m 2620 t m Otm Otm 0 t
35. ls provide stability check results that might limit operations For the Corocoro installation these checks have not been found to be in any way limiting to the Carolina M in analyses with sensible displacement conditions and very small heel and trim angles before loads are lifted by the crane Further details are provided elsewhere Y HP MEDIA APRIL 2008 Projects TRUSTON Corocoro STA CRANEBARGE DOCUMENTATION STA CRANEBARGE USER MANUAL Rev1 doc Truston Technologies Inc Stewart Technology Associates 345 Doucet Road Suite 200C Created on 11 20 2006 8 17 00 AM 5619 Val Verde Lafayette LA 70503 Last printed 5 1 2008 7 04 00 AM Houston TX 77057 410 212 6081 Last saved by William P Stewart 713 789 8341 www truston us www stewart usa com STA CRANEBARGE USER MANUAL Page 12 of 32 STA for Truston Technologies Inc Revision 1 November 20 2006 STA Reel LOADED CONDITION LCG TCG Lmom Tmom Condition Name Lightweight Displacement 2300 tonne 43 770 m 0 000 m 25 100671 t m 0 t m Weight of Hull Tank Liquids 6737 tonne 45 458 m 0 425 m T 306264 t m 2863 t m 25807 t m Operations Corocoro 1 Deck Cargo 1375tonne 47 408 m 1 905 m 42 65311 t m 2620 t m 14338 t m Deck Loadout 1 Gottwald Crane 400 tonne 72 440 m 0 000 m 28976 t m 0 t m 5720 t m Truston 019 Gottwald Crane Hook Load 120 tonne 70 356 m 11 818 m 9 332 m 8443 t m 1418 t m 8320 t m Powered Reel A Miscellaneous 1
36. m 2820 t m 2300 tonne 6737 tonne 1375 tonne 400 tonne 25807 t m Operations Corocoro 1 14338 t m Deck Loadout 1 5720 t m Truston 012 1760 t m Otm 20058 t m Miscellaneous 1 including moorings 200tonne 20000m 0000m 8800m Miscellaneous2 tonne Total Deck Cargo Exc Gottwald Crane 1575 tonne Total Displacement 11012 tonne 45 878 m Total Deadweight 8712 tonne 46 435 m HYDROSTATIC PROPERTIES BEFORE LIFT OPERATION Mean Draft 4 322 m Mean Freeboard 3 325 m Heel angle stbd down ve 0 076 Trim angle stern down ve 0 086 Mean Freeboard at Stern 3 393 m Mean Freeboard at Bow 3 256 m Mean Freeboard at Port 3 304 m Mean Freeboard at Stbd 3 345 m 64 8 FIGURE 8 Control Screen for Scenario 1 Lift Analysis 1 663 m 0 022 m 0 028 m 59 864 m Figure 8 provides the user with a summary of the loaded condition of the barge before lift analysis is undertaken This screen is intended for Scenario 1 lifts where an item of cargo already defined in the deck cargo inventory is to be lifted from the Carolina M and placed on another vessel the seabed or on the dock or floated Two rows are available yellow cells for the user to input loads in addition to the deck cargo inventory If the barge afloat condition is not satisfactory too much heel or trim for example the user may elect to modify the ballast tank arrangements or to make adjustments to the cargo before going further The light yellow background cel
37. matically on the screen as illustrated in Figure 11 O FIGURE 11 Crane Ops1 Schematic View of Lift from Carolina M onto Boa Queen The last editable cells in Figure 10 allow the user to realistically position the Boa Queen and the Feeder Barge alongside the Carolina M for lift planning and analysis purposes Truston Technologies Inc Y HP MEDIA APRIL 2008 Projects TRUSTON Corocoro STA CRANEBARGE DOCUMENTATION STA CRANEBARGE USER MANUAL Rev1 doc Stewart Technology Associates 345 Doucet Road Suite 200C Created on 11 20 2006 8 17 00 AM 5619 Val Verde Lafayette LA 70503 Last printed 5 1 2008 7 04 00 AM Houston TX 77057 410 212 6081 Last saved by William P Stewart 713 789 8341 www truston us www stewart usa com Page 15 of 32 STA CRANEBARGE USER MANUAL STA for Truston Technologies Inc Revision 1 November 20 2006 Now knowing that the lift is feasible the user can look closely at the angle and freeboard changes that will occur on the Carolina M during the key stages of the lift operation This data is shown for this example in Figure 12 SUMMARY OF HYDROSTATIC RESULTS FOR THIS LIFT Ttuston Before With Hook With Hook After Hook Hook Load LoadatPick Load at Set Load Picked Up Up Down Released 4 322 m 4 322 m 4 322 m 3 325 m 3 325 m 3 325 m 0 076 0 079 1 649 Mean Draft Mean Freeboard Heel angle s
38. mp 2 X Y A X1 65m 135m A1 0m X2 120m Y2 30m A2 15m FIGURE 17 Crane Operations 2 Analysis Control Screen for Scenario 2 Lifts Name of Item Load Hook Load is Allowable The User Screen shown above is similar to that in Figure 10 where a Scenario 1 lift analysis example is provided In Figure 17 the user specifies the load to be lifted and its location not already on board the Carolina M as opposed to picking a pre defined cargo item as illustrated in Figure 10 There are twenty editable yellow cells for the user The first is an optional name for the lift case In this example the name Truston 019 has been input On this screen the user specifies the Weight of Block and Auxiliary items that will be associated with all lifts unless edited again In this example the bock and aux wt are shown input as 4 5 tonne The next five user input items define the Load and its Pick Up Point the Name of the Item in this example Powered Reel A the Load in this example 60 0 tonne the load VCG in the Carolina coordinates in this example 10 00 m the Radius of the load pick point from the crane in this example 36 00 m the Heading of the load pick point from the crane in this example 260 The user then defines the Set Down Point e the Radius of the load set point from the crane in this example 27 00 m e the Heading of the load set point from the crane in this example 1102 YAHP MEDIA APRIL 2008 Projects TRU
39. ms of crane radius and azimuth angle 0 is boom over bow 90 is boom over the starboard side of the barge 180 is boom towards the stern 270 is boom over the port side A message in this example indicates Set Down Radius is Possible and other messages display Max Allowable Hook Load 122 8 tonne Hook Load is Allowable and Max load at 40 derating 85 tonne Y HP MEDIA APRIL 2008 Projects TRUSTON Corocoro STA CRANEBARGE DOCUMENTATION STA CRANEBARGE USER MANUAL Rev1 doc Truston Technologies Inc Stewart Technology Associates 345 Doucet Road Suite 200C Created on 11 20 2006 8 17 00 AM 5619 Val Verde Lafayette LA 70503 Last printed 5 1 2008 7 04 00 AM Houston TX 77057 410 212 6081 Last saved by William P Stewart 713 789 8341 www truston us www stewart usa com STA CRANEBARGE USER MANUAL Page 14 of 32 STA for Truston Technologies Inc Revision 1 November 20 2006 The user is informed that the weight of the Block and auxiliary weight in addition to the weight of the load alone hanging on the hook is 5t This value can be edited on the second Scenario 2 Crane Ops Sheet Hence in this example with the deck cargo and ballast arrangement selected the crane operation is feasible and the crane will operate within its derated envelope The crane and load positions at the pick and set points are illustrated sche
40. nd edit the data Figure 1 below shows an example case Cargo Item Name Max 34 Generators Lima Crane Chain 1 Chain 2 Chain 3 Chain 4 Chain 5 Chain 6 Chain 7 Chain 8 Chain 9 Chain 10 Freezer 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 0 0 1 1 1 1 0 0 0 0 0 1 1 1 1 1 1 1 1 Wire Spool 10 STA CRANEBARGE Version 3 0 RRRREE LCG from ap 36 0 m 29 0 m 20 0 m 49 2 m 43 0 m 56 0 m 9 9m 9 9m 29 0 m 56 0 m 65 3 m 49 0 m 41 2 m 56 5 m 81 5 m 40 0 m 42 0 m 44 0 m 3 1 m 21 0 m 66 0 m 35 5 m 43 0 m 45 0 m 47 0 m 49 0 m 50 0 m 77 0 m 41 5 m 38 5 m Weight 39 0 t 39 0 t 5 0t 15 0 t 39 0 t 11 0 t 11 0 t 5 0t 39 0 t 39 0 t 117 9 t 117 9 t 42 9 t 10 9 m 10 9 m 9 0 m 9 0 m 10 9 m 9 0 m 9 0 m 9 0 m 10 9 m 10 9 m 10 0 m 9 0 m 10 0 m 9 5 m 8 5 m 10 0 m 9 0 m 10 0 m 9 5 m 15 0 m 10 0 m 9 0 m 10 0 m 9 5 m 8 5 m 10 0 m 9 0 m 10 0 m 9 0 m 10 0 m 117 9t 81 55 m 11 5m 8 5m VCG Length Width 4 5 m FIGURE 1 Definition by User of deck cargo items Truston Technologies Inc Y HP MEDIA APRIL 2008 Projects TRUSTON Corocoro STA CRANEBARGE DOCUMENTATION STA CRANEBARGE USER MANUAL Rev1 doc Stewart Technology Associates 345 Doucet Road Suite 200C Created on 11 20 2006 8 17 00 AM 5619 Val Verde Lafayette LA 70503 Last printed 5 1 2008 7 04 00 AM Houston TX 77057 410 212 6081 Last saved by William P Stewar
41. nne 25 090 m 0 t m 3 81 m 0 t m 3 810m 0 000 m t 0 m 4 0 tonne 25 090 m 0 t m 3 81 m 0 t m 3 810 m 0 000 m t 0 m4 943 tonne 25 080 m 23660 t m 11 43 m 10778 t m 3 812m 3 812 m 0 m 4 843 tonne 25 090 m 23660 t m 11 43m 10778 t m 3 812m 3 812 m 3595 t m 0 m 4 808 m 3 828 tonne 0 tonne 9 705 m 0 t m 11 43 m 0 t m 4 220m 0 000 m 0 t m 0 m4 808 m 3 828 tonne 248 tonne 9 705 m 2411 t m 11 43 m 2839 t m 4 220 m 1 266 m 314 t m 3142 m 4 17960 m 3 18408 tonne 6737 tonne 45 458 m 306284 t m 425 m 2863 t m 3 831 m 25807 t m 3222 m 4 FIGURE 6 Example of Ballast Tanks Contents Configuration 7 O 5 5 5 3 3 a 4S Inn Inner Tank 4P Ou Outer Tank 4S Ou Outer Tank P Inn Inner Tank S Inn Inner Tank 5P Ou Outer Tank 5S Ou Outer Tank 6P Ou Outer Tank 6S Ou Outer Tank HAVA VHVHVHVHVHVH VH VH VH DH HS D The Carolina M has 22 large ballast tanks for salt water and a fuel oil tank intended for the ballast pumps Figure 6 shows how the user selects the desired full in each tank and the program computes the weight distribution and free surface effects if any Only the yellow cells are to be edited by the user Note that the overall barge displacement draft heel and trim are shown These values account for the deck cargo the Gottwald crane and the lightship weight in addition to the ballast water weight and its distribution Truston Technologies Inc Y HP MEDIA APRIL 2008 Projects TRUSTON Cor
42. ocoro STA CRANEBARGE Stewart Technology Associates DOCUMENTATION STA CRANEBARGE USER MANUAL Rev1 doc 345 Doucet Road Suite 200C Created on 11 20 2006 8 17 00 AM 5619 Val Verde Lafayette LA 70503 Last printed 5 1 2008 7 04 00 AM Houston TX 77057 410 212 6081 Last saved by William P Stewart 713 789 8341 www truston us www stewart usa com STA CRANEBARGE USER MANUAL Page 10 of 32 STA for Truston Technologies Inc Revision 1 November 20 2006 No 6P Outer 0 0 tonne No 6S Outer 30 248 tonne No 5P Outer 100 943 tonne No 5P Inner 0 0 tonne No 5S Inner 0 0 tonne No 5S Outer 100 943 tonne No 4P Outer 943 tonne No 4P Inner No 4S Inner No 4S Oliter 943 tonne No 3P Duter No 3P nner No 3S Quter No 2P Outer 0 0 tonne No 2P Inner 0 0 tonne No 2S Inner 0 0 tonne No 2S Outer 0 0 tonne FIGURE 7 Schematic View of Ballast Tank Contents Specified by The User A screen as illustrated in Figure 7 above is provided to the user to assist in assessing optimal ballast water distribution strategies Generally free surfaces should be kept to a minimum with tanks either pressed full or kept empty and stripped Just one or two tanks should be used to obtain close to zero heel and trim angles for crane operations Where possible outer tanks should be full in preference to inner tanks in order to minimize risks of flood
43. ok and auxiliary rigging weight At the smaller set down radius of 27 0m the limiting crane capacity is reported as 143 tonnes The deratings at both pick up and set down are just 13 below the manufacturer s table These are caused only by the barge dynamic deratings While these values can be edited by the user in the yellow cells the author advises that no changes should be made at this point for lift planning purposes If in the field barge motions exceed those anticipated crane further dynamic derating may be recommended From the numbers tabulated in Figure 21 and the graphical and numerical data in the Gott2 worksheet shown below in Figure 22 it can be concluded that this is a rather safe lift as far as the crane boom and barge strength limitations are concerned Truston Technologies Inc Y HP MEDIA APRIL 2008 Projects TRUSTON Corocoro STA CRANEBARGE Stewart Technology Associates 3 DOCUMENTATION STA CRANEBARGE USER MANUAL Rev1 doc 345 Doucet Road Suite 200C Created on 11 20 2006 8 17 00 AM 5619 Val Verde Lafayette LA 70503 Last printed 5 1 2008 7 04 00 AM Houston TX 77057 410 212 6081 Last saved by William P Stewart 713 789 8341 www truston us www stewart usa com STA CRANEBARGE USER MANUAL Page 28 of 32 STA for Truston Technologies Inc Revision 1 November 20 2006 Truston 019 Powered Reel A Gottwald Crane Chart Ttuston 60 tonne from Manufacturer and Custom Derated for C
44. on us www stewart usa com
45. or heel and trim angles However other tanks may have to be used and ghost loads positive or negative may appear to be present Every effort should be made to identify the source of such loads Every ballast tank must be properly inspected If the predicted drafts do not agree with the measured drafts it must be concluded that more or less weight is present than can be identified This ghost weight can be simulated with one of the two line items on the Control2 worksheet presently named Miscellaneous 2 This is not an ideal solution but may be expedient under the time constraints that exist 14 0 INEPENDENT DEDICATED INCLINOMETERS Dedicated bubble gauge inclinometers are recommended with a range of 5 over a distance of about 200mm One should be permanently attached to the Gottwald crane above the slewing ring and in the plane perpendicular to the boom This will always measure the critical inclination angle This inclinometer should be a supplement to the measuring devices anticipated to be on the present crane equipment Truston Technologies Inc Y HP MEDIA APRIL 2008 Projects TRUSTON Corocoro STA CRANEBARGE DOCUMENTATION STA CRANEBARGE USER MANUAL Rev1 doc Stewart Technology Associates 345 Doucet Road Suite 200C Created on 11 20 2006 8 17 00 AM 5619 Val Verde Lafayette LA 70503 Last printed 5 1 2008 7 04 00 AM Houston TX 77057 410 212 6081 Last saved by William P Stewart 713 789 8341 www trust
46. t 713 789 8341 www truston us www stewart usa com Page 5 of 32 STA CRANEBARGE USER MANUAL STA for Truston Technologies Inc Revision1 November 20 2006 In Figure 1 34 items of deck cargo are defined The user can edit their names their weight values and their LCG TCG and VCG locations in the barge coordinate system as well as their plan view sizes The barge has TCG 0 0m on the longitudinal centerline LCG and VCG 0 0m at the stern and baseline aft perpendicular or ap The barge deck is at 7 647m above the barge baseline TCG to starboard is positive An overall positive TCG will cause the starboard side of the barge to be lower than the port side The user may enter a description for the configuration of deck cargo defined on this sheet In the example shown this is Deck Loadout 1 In the column headed 1 or 0 the user types 1 if the defined cargo item in that row is to be included in the load case or 0 if the item is to be ignored The sheet displays a summary of all the cargo items totaled up as shown in Figure 2 Deck Loadout 1 Deck Cargo Arrangement No 1375 0t 47 498 m Total Cargo Weight Deck Cargo LCG Deck Cargo TCG 1 905 m Deck Cargo VCG 10 428 m FIGURE 2 Deck Cargo Summary The Deck Cargo Sheet also shows a graphical view of the cargo items that are active They are displayed in colors similar to the colors in the data entry
47. t tanks the barge lightship weight the Gottwald AK 912 crane which is welded in place on the forward end of the deck and additional deck cargo The barge hydrostatics characteristics are pre defined and re computed every time any data item is edited The program provides the immediate values for the vessel total displacement draft and freeboard heel and trim Large angle properties are also available showing various stability margins The Gottwald crane characteristics are pre defined Crane limits are pre calculated within STA CRANEBARGE Load charts are available and data for planned lifts are re plotted plotted on the charts every time any data item is edited The program may simply be used for assessing and storing barge hydrostatics and stability for any load case However it is intended to do this while simultaneously investigating lift case scenarios where the crane limits are also determined In order to assist with deck load and ballast planning the program allows the user to store 34 discrete items of deck cargo These items are specified on the Deck Cargo Sheet Two additional items may be specified on the Operations Planning Control Sheets Two lift scenarios are provided In each case the user is informed of the barge hydrostatic characteristics before a load is lifted when it is lifted and when it is set down in a new location The conditions with the load on the hook just before set down and the conditions with the hook
48. table in Figure 1 An Autocad view of the deck plan is shown in this example that has been overlaid on the Excel chart as illustrated in Figure 3 j FS Benerutota ret ale ices 3 i gGottwald FIGURE 3 Example of Deck Cargo Layout defined in Figure 1 Y HP MEDIA APRIL 2008 Projects TRUSTON Corocoro STA CRANEBARGE DOCUMENTATION STA CRANEBARGE USER MANUAL Rev1 doc Truston Technologies Inc Stewart Technology Associates 345 Doucet Road Suite 200C Created on 11 20 2006 8 17 00 AM 5619 Val Verde Lafayette LA 70503 Last printed 5 1 2008 7 04 00 AM Houston TX 77057 410 212 6081 Last saved by William P Stewart 713 789 8341 www truston us www stewart usa com STA CRANEBARGE USER MANUAL Page 6 of 32 STA for Truston Technologies Inc Revision1 November 20 2006 Note that the Gottwald crane is shown in Figure 3 but is not included in the user defined cargo inventory The location and weight of the crane is embedded within the workbook by the author Also note that on Figure 3 two circles are drawn around the Gottwald crane These have radii which correspond to the radii of the load item selected by the user for the Scenario 1 Lift Analysis lifting a predefined item of deck cargo It s pick up point is known the brown circle and the user has defined a set down location for analysis This is described later In the example DA
49. tbd down ve Trim angle stern down ve 4 086 3 256 m 4 086 040 3 256 m 2 886 m 0 117 1 649 16 072 m 16 128 m Min freeboard any side end Max angle for crane derating 0 115 GM transverse from this Lift 16 719 m Max Crane Moment 0 t m 1726 t m 3537 t m 13176 t m 12667 t m 11267 t m FIGURE 12 Summary of Barge Conditions During Lift Operation In this Scenario 1 lift operation the load ends up on the Boa Queen and the mean draft of the Carolina M is reduced from 4 322m to 4 280m The heel angle starts at 0 076 down to starboard increases slightly as the load is raised off the deck and its VCG is effectively at the height of the crane boom tip and then increases to a maximum of 1 649 just before the load is set down and finally comes to 0 497 when the load is released from the hook The minimum freeboard change at any side is from 3 256m to 2 866m a freeboard variation of 390mm during the 120 tonne lift The maximum angles for crane derating are reported in Figure 12 for each stage of the lift and are further manipulated elsewhere Crane moment stability checks are also reported and described more fully elsewhere Truston Technologies Inc Y HP MEDIA APRIL 2008 Projects TRUSTON Corocoro STA CRANEBARGE DOCUMENTATION STA CRANEBARGE USER MANUAL Rev1 doc Stewart Technology Associates 345 Doucet Road Suite 200C Created on 11 20 2006 8 17 00 AM 5619 Val Verde Lafayette LA 70503
50. the pick and set radii These values are tabulated in Figure 14 Each time the user analyzes a lift case the barge angles are computed specific to the lift case and the load chart can be viewed and printed if required The tabular values beneath the load chart in Figure 15 provide further documentation of the lift analysis conditions Messages and or warnings are also given for the guidance of the user A useful planning tool is provided in Figure 16 below It is not presently part of the CRANEBARGE program 102 tonnes 34 0m 149 tonnes 26 0m 213 tonnes 16 0m FIGURE 16 Planning Guidance on Gottwald Lift and Radius Limitations with a Barge Boom Inclination Angle of 0 50 Truston Technologies Inc Y HP MEDIA APRIL 2008 Projects TRUSTON Corocoro STA CRANEBARGE DOCUMENTATION STA CRANEBARGE USER MANUAL Rev1 doc Stewart Technology Associates 345 Doucet Road Suite 200C Created on 11 20 2006 8 17 00 AM 5619 Val Verde Lafayette LA 70503 Last printed 5 1 2008 7 04 00 AM Houston TX 77057 410 212 6081 Last saved by William P Stewart 713 789 8341 www truston us www stewart usa com STA CRANEBARGE USER MANUAL Page 22 of 32 STA for Truston Technologies Inc Revision 1 November 20 2006 NOTE THAT LIMITATIONS ON SLEWING ARE NOT KNOWN GREAT CARE SHOULD BE TAKEN TO CONTROL LOAD SWING WHEN SLEWING ANY LOAD Truston Technologies
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