Tow checklist



|TOW - SITE CHECKLIST |Attachment 2 to AP. 3 |

| |Apr 97 Page 1 of 3 |

| | | |

|Rig | |Towing tug | |

| | | |

| | |COMMENTS |by (inits) |Date |

|1 |Route Plan – A detailed plan of the intended tow route is to be provided. | | | |

| |The plan should take into account all relevant factors such as prevailing | | | |

| |weather, ocean currents, possibility of hurricanes, ports / points of | | | |

| |refuge, tug endurance, refuelling arrangements, replenishment arrangements| | | |

| |(FW & victuals), water depths and any other specific hazards likely to be | | | |

| |encountered en-route.  | | | |

|2 |Towing plan / arrangements must be agreed and made available for | | | |

| |inspection by the attending NDC Marine Warranty Surveyor.  Towing | | | |

| |arrangements must be in accordance with the general requirements as set | | | |

| |out in 0030/NDI.  (Particular attention must be given to the towing | | | |

| |endurance of the towing tug/s taking into account adverse weather currents| | | |

| |and planned or contingency refuelling arrangements). | | | |

|3 |Emergency anchoring arrangements reviewed - Must be described and set out | | | |

| |in the Routeing Plan. (Strength, holding capacity & deployment system.) | | | |

|4 |Damage control and emergency equipment must be provided in accordance with| | | |

| |the requirements set out in 0030/NDI. | | | |

|5 |Rig boarding arrangements to facilitate access by FRC during the transit | | | |

| |are to be provided – this arrangement should form part of the contingency | | | |

| |arrangements in the Route Plan. | | | |

|6 |Weather forecasting services / arrangements must be in place and described| | | |

| |in the Route Plan. | | | |

|7 |Towing equipment, both rig equipment and towing vessel equipment will have| | | |

| |to be inspected (if not in ND TVAS.)  All towing equipment must have | | | |

| |associated (valid) certification.  Towing equipment must satisfy Noble | | | |

| |Denton Guideline 0021/NDI.  | | | |

|8 |Rig certificates must be ‘in date’ and available for inspection by the NDC| | | |

| |warranty Surveyor. | | | |

|9 |Rig stability – stability condition statements must be prepared for all | | | |

| |stages of the rigmove, commencing with the departure condition, condition | | | |

| |throughout transit and for arrival.  The attending NDC Warranty Surveyor | | | |

| |will have to satisfy himself with regard to the accuracy of the stability | | | |

| |calculations.  (Rig stability condition must satisfy the damaged stability| | | |

| |conditions as set out in 0030/NDI). | | | |

|8 |Watertight integrity – The NDC Surveyor will have to satisfy himself that | | | |

| |all necessary actions have been taken (this is particularly relevant in | | | |

| |respect to under-deck vent covers, access hatches etc., and with respect | | | |

| |to watertight doors). | | | |

|9 |Confirm adequate means for pumping out water ingress & counter-flooding | | | |

|10 |Transit crew to be identified in Route Plan. | | | |

|TOW /TRANSPORT - SITE CHECKLIST |Attachment 2 to AP. 3 |

| |Apr 97 Page 2 of 3 |

| | | |

|Rig | |Towing tug | |

| | | |

| |OCEAN TOW – South Africa to namibia |COMMENTS |by (inits) |Date |

|11 |Communication and reporting arrangements are to be set out in the Route | | | |

| |Planning document. | | | |

|12 |Seafastening – The NDC Surveyor will have to satisfy himself that all | | | |

| |equipment remaining on the rig during the tow has been adequately | | | |

| |seafastened before departure.  | | | |

|13 |Tank levels confirmed and slack effects minimized. | | | |

|14 |Mud pits emptied and valves secured. | | | |

|15 |Tubulars chained down or welded with ‘H’ beams. | | | |

|16 |Under deck stores and equipment secured including forklifts. | | | |

|17 |Top drive and draw-works secure | | | |

|18 |Derrick free of any inventory. | | | |

|19 |Lifeboats secured for ocean transit. | | | |

|20 |Liferafts checked and confirmed in place and in order. | | | |

|21 |Emergency towing equipment in place and ready for use. | | | |

|22 |Anchors, anchor buoys and anchor winches secured. | | | |

|23 |Towing lights and shapes in place and tested. | | | |

|24 |Cranes in rests and secured. | | | |

|25 |Helideck equipment and helideck checked and confirmed as in order and | | | |

| |fully functional. | | | |

|26 |Navigation equipment for rigmove checked and confirmed as appropriate / | | | |

| |fully functional.. | | | |

|27 |Confirm sufficient transit crew onboard with all necessary skills for safe| | | |

| |operation of rig during transit. | | | |

|28 |Confirm an appropriate watch-keepers ‘rounds’ plan to ensure watertight | | | |

| |integrity and other features and equipment are checked regularly during | | | |

| |transit. | | | |

|29 |Confirm functionality of ballast control room tank monitoring | | | |

| |instrumentation and alternative tank measuring arrangements. | | | |

|30 |Integrity of cargo and seafastening to hull /deck (adequate strength | | | |

| |including welds) | | | |

|31 |Guard vessel (for any phases) | | | |

|TOW /TRANSPORT - SITE CHECKLIST |Attachment 2 to AP. 3 |

| |Apr 97 Page 3 of 3 |

| | | |

|Rig | |Towing tug | |

| | | |

| | |COMMENTS |by (inits) |Date |

| |FINAL CHECKS | | | |

|32 |Pilotage, assisting tugs etc required for departure. | | | |

|33 |No head room restriction for voyage /tow | | | |

|34 |Weather conditions and forecast suitable for departure. | | | |

|35 |Final check of cargo to ensure all equipment internally and externally is | | | |

| |secure. | | | |

|36 |Towing vessel(s) - equipment, supplies, manning & documentation (see Tug |Malaviya 21 is an approved vessel in the | | |

| |report form) |Nobel Denton Tow Vessel Approval Scheme | | |

|37 |Towing connections - strength construction and position. | | | |

|38 |Towing gear strength, composition & condition. | | | |

|39 |Towing gear fairleads (including chafe) | | | |

|40 |Adequate fuel (& contingencies) on board. | | | |

| |Confirm refuelling arrangements if required | | | |

|41 |If no immediately available emergency tow bridle is going to be available | | | |

| |particular care must be taken to confirm bridle recovery system is fully | | | |

| |functional and fit for purpose. | | | |

| | | | | |

| | | |

| | | | | |

| |All CofA items signed off by: | |Date /Time | |

| | | | | |

|Checklist authorised by (Project Manager or authoriser) |      | |[pic] | | |

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