| Reference | CC 0011 12 |
| Date | 2/22/2012 |
| Location | Asia |
| Scope | Repair works on roof of Crude Tank (20-D-120) and its connected jobs. 1- Crude Tank, 20D-120, Roof repair works and its connected jobs Tank Dia 64.0 M, Height: 17.5 M, Services: Crude, Type: Double Deck Floating Roof Tank Residual oil Handling Fabrication/Erection of temporary piping as per scope of work for pumping out the sludge /product or piping for supplying water for tank hydrotest. The pipes shall be taken from scrap yard and returned back after completion of works. New pipes, if required, will be issued at the discretion of EIC for this work. Radiography and hydrotest not required for this piping works. Qty.: 1500 Unit: IM Residual oil handling and hot work preparatory works as per scope of work; Removal pumping of any sludge/ residual product from the tank and transporting them within the 3 KM radius from the work site at refinery premises (ETP-I/II/III area) as directed by EIC. Mobilisation of gulley sucker / required pneumatic operated pumps /slurry pumps, compressors with hoses are under contractor scope. Qty.: 100 Unit: M3 Blinding & de blinding for 150# & 300 #. Job includes collecting all necessary materials from stores to site. Contractor has to provide all necessary tools and tackles. upto 1 1/2" inch Qty.: 5 Unit: Each 2" to 4" Qty.: 5 Unit: Each 6" to 10" Qty.: 5 Unit: Each 12" to 16" Qty.: 4Unit: Each 18" to 24" Qty.: 4Unit: Each Note for blinding & deblinding : 1) Nominal diameter of the flanges shall be taken for all measurements, 2) In case of either one of the activity like blinding or deblinding arise, 50% of the applicable rate shall be paid for the single activity. Removal of all PV valves / block valves(size between 2" and 10") from tank, transporting to and fro to Valve Section and refixing the same after servicing. Servicing will be done by CPCL. Qty.: 15 Unit: Each Pontoon rings cleaning and leak identification Qty.: 1 Unit: LS 2- Cleaning of plates as per scope of work By Mechanical cleaning Qty.: 300 Unit: M2 By power tool cleaning for commercial finish Qty.: 100 Unit: M2 Cleaning & testing of welds as per scope of work Buffing Qty.: 300 Unit: M Buffing with Diesel chalk test Qty.: 300 Unit: M Buffing with Vacuum box test Qty.: 300 Unit: M Patch welding:The job includes preparing the work area for hot work,grinding,fillet welding on plate surfaces using E 6013/E 7018 electrodes at all grades and elevations, bending to the desired curvatures wherever required etc. The jobs includes supplying of all types of tools & tackles , machineries all consumables and labour to complete the job in all respects as per EIC instructions. as per scope of work. The thickness of patch weldings are up to 8mm Qty.: 400 Unit: M Weld repairs and reinforcement as per scope of work Qty.: 150 Unit: M 3- Shell plate replacement as per scope of work Cutting, dismantling, shifting out of dyke, weighing and transporting to scrap yard / designated place as directed by EIC. Qty.: 5 Unit: TO Providing construction drawings, fabrication/ modification, erection, welding and satisfying all inspection requirments as directed by EIC. 4- Roof repair works as per scope of work Roof replacement work with 6 mm thick as per scope of work (This SOR includes bending of plates wherever required,erection, welding and testing of the same) Cutting, dismantling, shifting out of dyke, weighing and transporting to scrap yard / designated place as directed by EIC. Providing construction drawing, fabrication, erection, welding, testing and satisfying all inspection requirements as directed by EIC Qty.: 5 Unit: TO Weld repairs between lower and upper deck plates as directed by EIC Qty.: 100 Unit: M Replacement of Roof Sleeves (includes replcement of reinforcement pads) Qty.: 10 Unit: Each Replacement of Roof legs Qty.: 10 Unit: Each Roof rolling ladder complete servicing including supply of required brass flats, rollers, wheels, pins and brazing of rolling ladder wheel etc. Only structural material will be supplied by CPCL. Qty.: 1 Unit: LS 5- Structural works as per scope of work Cutting, dismantling, shifting out of dyke, weighing and transporting to scrap yard / designated place as directed by EIC. The dismantled structural may be reused as directed by EIC Qty.: 2 Unit: TO Providing construction drawings, fabrication/ modification, erection, welding and satisfying all inspection requirments as directed by EIC. Qty.: 3 Unit: TO 6- Earthing point repairs as per scope of work Earthing flat repair works as per Scope of work Qty.: 250 Unit: M Supply and fixing of the earthing cable with copper wire between roof to rolling ladder and rolling ladder to gaugewell platform with 50mm square copper flexible, pvc insulated, both ends crimped with lugs. All the earthing shall be as per existing IS earthing standards Qty.: 50 Unit: M 7- Roof drain repair works as per scope of work (6” / 8") Roof drain system repair work : Fabrication, erection, welding and testing roof drain system along with swivel joints as directed by EIC. Initial approval to be obtained from TS-GE before starting the work Hydrotesting of Roof drain system (Swivel joints to be tested individually as well as with system as per Inspection) as directed by EIC. The unit “Each" refers each roof drain system Qty.: 3 Unit: Each Partial replacement of roof drain (SOR excludes hydrotest, since that is already accomodated in the previous SOR) Qty.: 100 Unit: ID 8- Removal and refixing of primary seals as per scope of work Removal of primary seals Qty.: 205Unit: M Refixing of primary seals Qty.: 205 Unit: M 9- Removal and refixing of secondary seals as per scope of work Removal of secondary seals Qty.: 205Unit: M Refixing of secondary seals Qty.: 205Unit: M Clean the shell nozzles & pad welds and carryout pneumatic testing as per scope of work. Measurement is based on the size of the nozzle only Qty.: 400 Unit: ID Double deck roof hydrotesting after repair works Qty.:1 Unit: LS Hydrotesting & Initial measurements as per scope of work Qty.:1 Unit: LS Manual Cleaning with wire brush of shell / bottom plates after hydrotesting Qty.: 3500 Unit: M2 Inside & Outside scaffolding for shell inspection jobs Qty.: 1500 Unit: M3 Shell plate buckled zone repair works Qty.: 50 Unit: M2 10- Painting as per scope of work (Repair attended portion only) 11- Surface preparation works (Repair attended portion only) By Power Tool cleaning to SSPC-SP-3/ St 3 Location: Shell outer surface (150mm from annular plate) and annular plate projection Qty.: 100 Unit: M2 By Hand tool cleaning to SSPC-SP-2/ St 2: Location: Roof hand rails and stairway Qty.: 100 Unit: M2 12- Supply and Application of primer/ Inter/ Finish Paints Shell exterior surface (Fault attended zone only) to be painted as per CPCL painting system XIII.(Application: Conventional brush / spray) One coat of High Build Zinc Phosphate Primer DFT of 35 microns Qty.: 100 Unit: M2 Finish: Two coats of Aluminium Paint IS 2339 DFT of 15 microns / coat Qty.: 100 Unit: M2 Bottom deck top surface & Top deck under side (Pontoon interior surface) & Pontoon internals of fault attended zone only to be painted as per CPCL painting system XVII.(Application: Brush) Two coats of High Build Zinc Phosphate Primer DFT of 35 microns/coat Qty.: 100 Unit: M2 Top Deck exterior surface (Fault attended zone only) to be painted as per CPCL painting system X.(Application: brush / airless spray) Qty.: 100 Unit: M2 Primer: one coat of self priming epoxy paint, DFT: 100 microns Qty.: 100 Unit: M2 Intermediate: One coat of Polyamide Cured HB Epoxy MIO paint DFT of 75 microns/coat Qty.: 100 Unit: M2 Finish: Two coats of Acrylic polyeurethene paint of DFT 35 microns/coat Qty.: 100 Unit: M2 13- Total Offered price excluding Service Tax Qty.: 1 14- Service Tax in % (If service tax amount is not indicated in this price bid it will be construed that the offered price is inclusive of service tax and the offer will be treated accordingly. The prevailing rate of 10.3% towards service tax will be deducted from the offered price and the price offer will be considered for evaluation. ) |
