Indian Oil Corporation Limited-IOCL has published Maintenance And Inspection Of 250 Kl Floating Roof Transmix Tank At Wrpl , Hazira. Submission Date for this Tender is 18-03-2020. Shed Construction Tenders in WRPL, HAZIRA Gujarat. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 19-Feb-2020 | Corrigendum-1 | Date | 26-02-2020 |
| 2 | 27-Feb-2020 | Corrigendum-2 | Date | 04-03-2020 |
| 3 | 05-Mar-2020 | Corrigendum - 3 | Date | 18-03-2020 |
| Name of Work: Maintenance & Inspection of 250 KL floating roof Transmix Tank at WRPL, Hazira 1) Bidders shall quote the percentage within two places of decimal only. 2) Bidders to quote only one % for all the items mentioned in the SOR. 3) Rates quoted by bidder shall be exclusive of Goods and Services Tax(GST). GST rates shall be mentioned by the bidders in Annexure-J. 4) Goods and Services Tax has not been included in the SOR and shall be payable extra only upon submission of Tax Invoice bearing GST Registration number. 5) Rates shall be firm during the entire execution period of the contract. 6) In case of any difference in item description/quantity/Unit in BoQ, Item description/Quantity/Unit indicated in the tender document shall prevail. 7) Bidder has to ensure complaince of Pradhan Mantri Jeevan Jyoti Bima Yojna (PMJJBY) & Pradhan Mantri Suraksha Bima Yojna (PMSBY) 8) EVERY WORKER ENGAGED BY THE CONTRACTOR SHOULD BE ENROLLED UNDER THE FOLLOWING SCHEMES: - PRADHAN MANTRI JEEVAN BIMA YOJANA (PMJJBY) - PRADHAN MANTRI SURAKSHA BIMA YOJANA (PMSBY) UNDER THE TWO SCHEMES, AN AMOUNT OF RS. 342.00/- PER PERSON (AS ON DATE) PER ANNUM SHALL BE CONSIDERED BY THE PROSPECTIVE BIDDER WHILE SUBMITTING THE PRICE BID. SUBSEQUENT ESCALATION/ DE-ESCALATION SHALL BE ASSESSED BY THE CONTRACTOR AT HIS OWN. PROOF OF PAYMENT TOWARDS THE ABOVE TWO SCHEMES SHALL BE SUBMITTED BY THE CONTRACTOR TO EIC FOR VERIFICATION OF THE SAME FROM TIME TO TIME. 9) Having examined the Tender Documents consisting of Notice Inviting Tender, Instructions to Tenderers, Special Conditions of Contract, General Conditions of Contract, and Technical Specification regarding various jobs, Time Schedule, Schedule of Rates etc. of the said Tender Document and having thoroughly studied the requirement of Indian oil Corporation Limited relative to the work tendered for and having conducted a thorough study of job site (s) involved, the site conditions, soil conditions, the climatic conditions, labour, power, water, material and equipment availability, the transport and communication facility, temporary office accommodation and all other facilities and things whatsoever necessary for the performance of the work in accordance with the terms and conditions and within the time mentioned in the tender document, I / We hereby agree to execute the above work at :- | |||||
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| Sl. No. | Item Description | Item Code / Make | Quantity | Units | |
| 1 | 10 | SERVICE ITEMS | Item 10 | ||
| 2 | 20 | Preparatory Works: \n(a) Locking of floating roof of the tank on support legs \n(b) Opening of roof manholes \n(c) Dismantling & storage of floating roof seal \n(d) Pumping of residual crude oil into sump tank using pump, flexible hoses and necessary fittings supplied by party \n(e) Cleaning of 250KL tank and sludge disposal through a combination of mechanical/manual mixing process including entry into the tank, removal and storage of left over oil/oily sludge which can't be pumped out further in containers supplied by owner and disposal of the same in sludge lagoon/pits including transportation as per the directions of Engineer-in-Charge by taking all safety precautions and degasification of the tank to make it 100% gas free.\n( f) Opening of shell manholes | Item 20 | 1 | LS |
| 3 | 30 | Installation of flame proof eductor for ventillation for gas freeing the tank | Item 30 | 2 | EA |
| 4 | 40 | Erection of steel scaffolding for working at heights in line with & all safety guidelines indicated in contract and instructions of Engineer-in-Charge/Site-Engineer. Workers working at height should wear full body harness. Supply of all tools,tackles, materials, consumables, labours and erection works shall be in the scope of contractor. | Item 40 | 250 | SQM |
| 5 | 50 | Cutting of existing old bottom plates by oxy-acetylene gas with NRVs at both ends for gauging/cutting of plates and transportation of same to owners stock yard. Taking delivery of owner supplied 6 mm/8mm plates from owners stock yard,transporting to the work site, replacement of badly corroded plates at different locations of tank bottom by 6mm/8mm plates by welding anual/automatic/semi automatic),testing of lap/butt welds by soap solutions under 3 psi (21Kpa) vaccum for leak proofness including supply of labour,equipments etc., required to complete work in all respects as per the instructions of site engineer/ E-I-C. Oxy-acetylene gas cutter with NRVs at both ends is to be used for gauging/cutting the plate. | Item 50 | 10 | SQM |
| 6 | 60 | Patch work in Tank Bottom: Taking delivery of Owner supplied 8 mm plates from the stock yard,transportation to the site, cutting to the required sizes, fabrication,laying and welding of patch on the tank bottom by lifting the shellalong with structurals and testing of the lap / butt welds by soap solution under 3 psi vacuum for leak proofness, DP test of root & capping of the radial butt weld joints in presence of Site Engineerincluding supply of labour, equipments etc. required to complete thework in all respects as per the instructions of Site Engineer /Engineer-in-Charge. | Item 60 | 10 | SQM |
| 7 | 70 | Patch Work on Tank Shell: Taking delivery of Owner supplied 8 mm/ 6mm/5 mm plates from the stock yard,transportation to the site, cutting to the required sizes, fabrication, erection and welding of patch plate of various sizes at differentlocations on the tank shell and testing of the lap / butt welds by soapsolution under 3 psi vacuum for leak proofness including supply of labour, equipments etc. required to complete the work in all respects asper the instructions of Site Engineer / Engineer-in-Charge." | Item 70 | 5 | SQM |
| 8 | 80 | Patch Work on Tank Roof: Taking delivery of Owner supplied 5 mm plates from the stock yard,transportation to the site, cutting to the required sizes, fabrication,erection and welding of patch plate of various sizes at differentlocations on the tank roof top/ bottom deck and testing of the lap /butt welds by soap solution under 3 psi vacuum for leak roofnessincluding supply of labour, equipments etc. required to complete thework in all respects as per the instructions of Site Engineer /Engineer-in-Charge. | Item 80 | 20 | SQM |
| 9 | 90 | Water Draw off Sump: Taking delivery of Owner supplied 8 mm plates from the stock yard,transportation to the site, rolling, fabrication of water draw off sump,carrying out oil chalk test, dismantling of existing sump, fixing of new sump, compaction ramming of foundation including supply of labour,equipments etc. required to complete the work in all respects as per theinstructions of Site Engineer / Engineer-in-Charge. | Item 90 | 1 | EA |
| 10 | 100 | Strengthening of weld joint: Strengthening of tank bottom plate lap joints by depositing additional weld beads (two runs with 3.15 mm/4.0 mm AWS7018) wherever required to restore the joints to the fillet size of 8 mm including supply of all labour, equipments , consumables, etc.,required to complete the job in all respects as per the instructions of Siteengineer/E-I-C. | Item 100 | 60 | M |
| 11 | 110 | Restoring Work: Reinstallation of earlier dismantled roof manholes & shell manholes, Deblinding of inlet & outlet line, including supply of labour,consumable, tools & tackles to complete the job as per specifications & instructions of Site Engineer / Engineer-in-Charge. | Item 110 | 1 | LS |
| 12 | 120 | Calibration and assistance in commissioning of the tank: Calibration of the tank by Survey method including all liaison work with the competent authority for approving the calibration charts, preparation of the charts and payment of fees to the competent authority for approval of the charts, submission of calibration chart, providing assistance in commissioning of the tank as per specifications and instructions of Site Engineer / EIC. | Item 120 | 1 | LS |
| 13 | 130 | COMPOSITE ITEMS | Item 130 | ||
| 14 | 140 | Supply and installation of 3" dia, 150# Class,F/F,Gate valve as per API600 .The scope include submission of hydrotesting report. | Item 140 | 2 | EA |
| 15 | 150 | Replacement of Roof Drain Hose pipe: \na) Dismantling of the existing roof drain flexible piping \nb) Supply and installation of new flexible 3" dia crude oil/ HSD resistant rubberised hose pipe with SS 304, Class 150 end flanges of 8 M length approximately inplace of dismantled roof drain hose as per drawings, specifications & instructions of Site Engineer/ Engineer In Charge | Item 150 | 1 | EA |
| 16 | 160 | Supply and Installation of Roof Seal: \na) Supply Installation of neoprene seal of 2.5mm thick, two ply (each ply having minimum thickness of 1.0 mm), with single layer textile impregnated, oil resistant neoprenebber sheet of width 1700mm, Hexagonal foamblock including of supply of SS fasteners, SS weather protector, Al-channels etc.; Supply and Installation 1/2 " Pipe with required nut, bolts, washers, tools and tackles completing the work in all respects as per material and job specifications of the tender document and direction of Site Engineer / Engineer-in-Charge. | Item 160 | 25 | M |
| 17 | 170 | Bituminous Carpet Rectification: Bituminous carpet Rectification and replacement of crude oil soaked sand under Tank Bottom Plates / Annular and Shell Joint Location. Bituminous carpet Rectification under damaged bitumen padding, supply of bitumen, coarse river sand & gravels as per requirement, mixing these components by heating including supply of all tools & tackles, spreading the bitumen mixtures over the bottom & compacting it to achive the desired strength & slope for an average thickness of 50mm & disposal ofdebris of damaged bitumen padding to the place designated by E-I-C. | Item 170 | 10 | SQM |
| 18 | 180 | Removal of damaged padding and strengthening of tank bottom Bitumen Padding (in eroded condition) in outer shell to annular joint location approx size (0.050M x ONLY 0.100M). Sealing with hot bitumen of requisite grade by providing concrete weir as pe rthe direction of EIC/SiteEngineer | Item 180 | 10 | SQM |
| 19 | 190 | Desludging Works: Sweep blasting of tank internals:- Abrasive (Copper Slag blasting) blasting of the tank internals (bottom / shell / roof lower deck / leg supports etc) conforming to SSPC-SP 7/NACE No. 4. | Item 190 | 80 | SQM |
| 20 | 200 | Primer Application for Roof Deck Internals: Surface preparation by hand cleaning to ST2 for top side of bottom deck, underside of top deck , structural supports of floating roof, Priming with Red Oxide Zinc Phosphate primer (30-35 micron) including supply of primer, equipments, tools & tackles, labour complete as per direction of Site Engineer / Engineer-in-Charge. | Item 200 | 140 | SQM |
| 21 | 210 | Replacement of roof support leg: Supply of 4" dia sch. 80 pipe and fabrication and erection of roof support leg as per original design including supply of labour, equipment, consumables, tools, tackles etc. as per specifications and direction of Site Engineer/ EIC | Item 210 | 15 | M |
| 22 | 220 | Painting of soil side of bottom & annular plates:- Surface preparation by hand tool cleaning conforming to ST-2 followed by supply and application of 1 coat of epoxy primer 50 microns and 1 coat of 125 microns of surface tolerant epoxy including the supply of paints, equipments, tools & tackles, labours, consumables etc. to complete the work as per direction of EIC/ Site Engineer. | Item 220 | 40 | SQM |
| 23 | 230 | Surface preparation & Painting of Tank Internals (Tank Bottom, Internal Surface of shell upto 1.5 m from tank bottom, all pipings, roof supporting legs, water draw off sumps etc ): Cleaning the surface with hot water detergent, Cleaning the surface with high pressure water at around 10000PSI, preparation of surface with copper slag blasting to Sa 2.5 and profile of 40 to 70 microns, removal of used abrasives, final industrial vacuum cleaning, supply and application of one coat of epoxy primer to a DFT of minimum 50 microns followed by two coats of solvent free epoxy to a DFT of minimum 200 microns per coat ( gray and off-white shades for the 1st and 2nd coats respectively) or single coat of 400 microns by Airless spray, by brush for stripe coat, carrying out MIBK test, holiday test to detect any pinholes etc. The total DFT shall be minimum 450 microns, inclusive of labour,tools & tackles to complete the work in all respects as per specification and instrucutions of the Site Engineer /EIC. | Item 230 | 230 | SQM |
| 24 | 240 | Tank Roof (upper deck and associated appurtenances) - Surface Preparation:- Surface preparation using water washing with with low TDS potable sweet water followed by copper slag blasting (conforming to SA 2.5 surface finish) and profile of 40 to 70µm inclusive of providing all required manpower, tools, tackles, consumables, non-consumables, equipments etc. to complete the work in all respects as per technical specifications and instructions of EIC/ Site Engineer. | Item 240 | 230 | SQM |
| 25 | 250 | Tank Roof (upper deck and associated appurtenances) - Painting:- One coat of inorganic zinc silicate primer to a dry film thickness of minimum 60-75Microns by airless spray application followed by intermediate coat (1 coat x 250µm per coat or 2 coats x 125µm per coat of Surface tolerant epoxy) and top coat (50µm DFT of Aliphatic polyurethane) by airless spray application, sealer coat on primed surface by airless spray, stripe coat of surface tolerant epoxy on all weld joints/ projections by brush including supply of all requisite resources (paints, equipments, tools, tackles, manpower, consumables, non-consumables etc.) to complete the work in all respects as per specifications and directions of the EIC/ Site Engineer. The total DFT shall be minimum 400 microns. | Item 250 | 230 | SQM |
| 26 | 260 | Tank Shell (shell external, all attachments, wind girders, shell internal 1.5m from top) - Surface Preparation:- Surface preparation using water washing with low TDS potable sweet water followed by copper slag blasting (conforming to SA 2.5 surface finish) and and profile of 40 to 70µm inclusive of all required water, abrasive copper slag, equipments, manpower, consumables, tools, tackles, consumables, non-consumables to complete the work in all respects as per specifications and instructions of the EIC/ Site Engineer. | Item 260 | 270 | SQM |
| 27 | 270 | Shell (shell external, all attachments, wind girders, shell internal 1.5m from top) - Painting - One coat of inorganic zinc silicate primer to a dry film thickness of minimum 60-75Microns by airless spray application followed by intermediate coat (1 coat x 250µm per coat or 2 coats x 125µm per coat of Surface tolerant epoxy) and top coat (50µm DFT of Aliphatic polyurethane) by airless spray application, sealer coat on primed surface by airless spray, stripe coat of surface tolerant epoxy on all weld joints/ projections by brush including supply of all requisite resources (paints, equipments, tools, tackles, manpower, consumables, non-consumables etc.) to complete the work in all respects as per specifications and directions of the EIC/ Site Engineer. The total DFT shall be minimum 400 microns. | Item 270 | 270 | SQM |
| 28 | 280 | Surface preparation of shell, stair way, piping, rolling ladder: Surface preparation of shell by handtool cleaning to St2 standard including removal oil, grease and other contaminants by solvent cleaning followed by removal of defective paint,loose mill scale, loose rust, loose or defective paint, weld flux andslag from metallic surfaces by hand chipping, scrapping, hand brushing,using chipping hammers, hand scrappers/chisels coir brushes, sand paperetc. and final cleaning with clean and dry compressed air or clean brushes/rags, providing all labour, tools and tackles, scaffolding forworking at heights and complete the work as per the specifications byE-I-C. The surface so prepared shall confirm to conforming to ST 2. | Item 280 | 175 | SQM |
| 29 | 290 | Stairways, Rolling Ladder, Ladder Track, Gauging Platform - Painting:- Painting any shade as directed with best quality Synthetic Enamel of ASIAN, BERGER or other equivalent approved make and brand on steel/timber/plastic/metal including smoothening the surface by sand papering etc complete with all labour and materials complete in all respects as directed Two or more coats of suitable shade with approved brand and manufacture. | Item 290 | 175 | SQM |
| 30 | 300 | Hydrotesting: Hydrotesting, supply of water, making arrangement for taking water intank, attending leakages through flange joints if any, adjustment of floating roof supports to operational height etc., making arrangement &emptying out the water to a specified location as per direction of siteengineer | Item 300 | 1 | LS |
| 31 | 310 | Painting the Wall/civil structure with 2 coats of base enemel paint and writing the matter using 2 coats of sythetic enamel paint of approved colour ,shade and quality etc. as directed by EIC/Site Engineer including | Item 310 | 60 | SQM |
| 32 | 320 | Replacement of water draw off pipe: Supply of 4" dia sch. 80 pipe and fabrication and erection of water draw off pipe as per original design including supply of labour, equipment, consumables, tools, tackles etc. as per specifications and direction of Site Engineer/ EIC | Item 320 | 15 | M |
| 33 | 330 | Provding & Installing Foam Dam as per IOC approved drawings. Supply of all tools,tackles, materials, consumables, labours and erection works shall be in the scope of contractor. | Item 330 | 600 | KG |
| 34 | 340 | Provding & Installing Emergency roof drain as per IOC approved drawings. Supply of all tools,tackles, materials (pipe fittings ,valves flanges etc involved in the job), consumables, labours and erection works shall be in the scope of contractor. | Item 340 | 1 | EA |
| 35 | 350 | Dyke wall painting: Surface preparation, supplying and painting two or more coats of weather proof acrylic smooth exterior emulsion paint of make ASIAN (APEX), BERGER or NEROLAC or equivalent on exterior walls over one coat of cement primer and wall putty where required as per specifications and of approved color and make including all scraping , removing unwanted material and scaffolding all complete. | Item 350 | 350 | SQM |
| 36 | 360 | Lettering with approved brand and manufacture | Item 360 | 8640 | EA |
| 37 | 370 | Supplying, fabricating and erecting including embedding in RCC/ PCC in position MS structural steel section such as angle, tees, channels, beams and other standard sections, painting two coats of synthetic enamel paint of 25microns DFT each over a coat of Red Oxide steel primer of 25micron DFT including cleaning the surface of mill scales, rusts, oil, grease and weld slags etc. by hand cleaning, welding as per IS 800, including the cost of all materials, transportation, welding, labour, tools, tackles, consumables, power etc. complete in all respects as per specifications and directions of Engineer-in-charge/ Site Engineer. The item shall be paid for in Metric Tonne. (Members fabricated from rolled steel sections/plates/strips etc. and foundation bolts ) | Item 370 | 0.6 | TON |
| 38 | 380 | SUPPLY ITEMS | Item 380 | ||
| 39 | 390 | GASKET 3", 150 SR. SWMG | Item 390 | 20 | EA |
| 40 | 400 | 4" SPWM GASKET ANSI 150# | Item 400 | 8 | EA |
| 41 | 410 | 10" SPWM GASKET ANSI 150# | Item 410 | 16 | EA |
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