TANK ROOF REPLACEMENT AT MAZGAON TERMINAL

SUPPLY, FABRICATION OF — ROOF MANHOLE 600MM: Supply, fabrication, erection, welding, radiographic inspection/other tests of Manhole of 600mm diameter with reinforcement pad plates as per API 650 and drawing with all flange, nut, bolts (IS-1367 4.6/4.0), cover plates, handles, neck ring, Compressed NonAsbestos gaskets etc. Contractor to supply all materials required for the manholes except RF pad.

SPLY,FAB & WELDING OF 6'' — ROOF VENT: Supply, fabrication <(>&<)> erection of roof vent of dia. 150 NB with pad Plate, 150 NB elbows, piupe,Nut Bolt <(>&<)> gasket and Doublke Layer Mesh as per as per the drawing, specification and direction of EIC.

SPLY,FAB & WELDING OF 8'' — 200MM GAUGE HATCH PIPE: Supply, fabrication, erection and welding of the 200 mm NB gauge hatch pipe using seamless pipes conforming to ASTM A 106 Gr B as per drawing. Rate to include supply, fabrication and welding of the neck rings, seamless pipes, SORF flanges, Pad Plates and Gauge Hatch (as per Datasheet), supplying and fixing of all gaskets, stud bolts and fabrication and Necessary structural supports shall be paid against Structural steel item. The job to be executed as per drawing, job procedures, drawings etc. complete and as directed by EIC.

SPLY & FAB OF STRUCTURAL — STRUCTURAL STEEL: Supply, fabrication, erection of structural such as support angle, rim angle, truss plates, Structures for Dome Roof, curb angle, Spiral stairway, MS square rods, platforms, rafters, wind girder supports, anchor chair, fasteners, bracings and supports, stiffeners, gussets, earthing boss, ladder arrangement between two- gauge wells, or any other type of structural support for Tank, piping, valves, trays etc. The work shall be completed in all respect as per drawings and technical specification and direction of the Engineer-in-Charge. The cost of MS bolts (permanent and service), washers, electrodes, putty, gases, shims, packs, cost of straightening the raw materials, cutting of flats from plates and providing splices, tools, plants, testing of materials, etc. and all other consumables as required for the work shall be deemed to be included in the quoted rates. All handling and transport charges of raw materials and fabricated structures including double handling, as required, for completion of work in accordance with time schedule, are deemed be included in the quoted rates. The Schedule of Rates shall be read in conjunction (not in isolation) with the tender document such as scope of works. Tender drawings, technical specification, approved makes as per contract agreement. Note: All structural works for above ground tanks shall be paid under this item except grating

INSTALLATION OF FIRE — Providing <(>&<)> maintaining a suitably designed fire screen with galvanized steel sheets up to a height of 6 M or 2 M above the maximum weld / hot work point whichever is higher, along with suitable foundations <(>&<)> structural supports to demarcate and separate the construction area from the surrounding operational areas. The Contractor shall submit design to HPCL for review and approval. The barricade/fire screen shall be designed for withstanding the local winds and foundations shall be designed/ treated to prevent settlements. Contractor shall maintain the fire-screen during the entire duration of work and provide replacement sheets/repair as required for maintaining the same. All the materials shall be dismantled and carted away outside site by the contractor after completion of the work. Any othercivil/mechanical work required to provide necessary barricade shall be done without any extra cost. Rate to include all civil jobs for foundation or elsewhere required for erection of fire screen to ensure stability of the screens after obtaining necessary approval of engineer in charge. Job also includes dismantling, removal and taking away the complete Screen <(>&<)> foundation debris to out side the primises of the Plant, levelling the area and site, cleaning shall be carried out by the contractor after the job is completed as directed by engineer in charge. Only 50% payment shall be released for design, supply and erection of fire screen and 50% payment shall be released after removal of the fire screen including foundation, Levelling and site cleaning after completion of all jobs. Fire screen shall be dismantled only after completion of all jobs and written permission from engineer in charge for dismantling of the fire screen. Rate to include the execution of the job as per latest codal provisions and as directed by engineer in charge Any other job not mentioned above but required to complete the job in all respect shall be in scope of vendor.

EXTERNAL PAINTING OF — EXTERNAL PAINTING: Surface preparation to SSPC-SP-10 using copper Slag Blasting, application of primer and paint on all external surface of roof ,appur tenances, cone roof tops including its accessories mounted on the roof (such as manhole covers), associated structural steel works, ladders, walkways, platforms, handrails, spiral stairway, structure for foam and cooling system as per applicable standards and specification attached elsewhere in the tender document. supply of metallic and nonmetallic materials, primer and paint of approved make and quality,labor, equipment, consumables, etc. to c omplete the work in all respect, as per specification, standard and instructions of Engineer- inCharge. Shade and pattern of finish paint shall be in line with HPCL visual identity manual. All materials shall be supplied by Contractor. Painting details shall be as under: Surface preparation: SSPC-SP-10 Primer :1 coat of F-9 @ 65 microns DFT/coat + 1 coat of P-6 @ 40 microns DFT/Coat Finish Coat :1 coats of F-6A @ 100 microns DFT/ Coat + 1 coat of F-2 @ 40 microns DFT/Coat Total DFT (min) in microns: 285 F-2: Two component Acrylic polyurethane finish paint. (Vol of solid- 40%) F-9: Two component inorganic zinc silicate (Vol of soild-60%) P-6: Two component epoxy zinc phosphate (Vol of solid- 40%) F-6A: High build epoxy finish (Vol of soild-60%) Note: The rates quoted for external painting items shall be inclusive of blasting and painting of roof plates The shade of the final paint for the same shall be as per HPCL visual identity manual which shall be handed over to successful bidder. Payment for external painting items will be made on actual surface area of tank shell and roof measured only once. No separate measurement will be taken for handrail, walk way hand rail structure, grating, extension platform stairs, landing platforms and roof appurtenances, Gauge well extension over roof, and all other structures on the external surface of the tank, sroof nozzles and appurtenances etc. of all the tanks for payment purposes.

EXTERNAL PAINTING OF — EXTERNAL PAINTING: Surface preparation by manual scrapping of the painted suraface to remove the peeled off paints, corroded sections by chipping and by manual hand tools.The certification of suraface preparation shall be taken from Engineer incharge. application of primer and paint on all external surface of tanks, external shell, wind girder, appurtenances and its accessories. associated structural steel works, ladders, walkways, platforms, handrails, spiral stairway per applicable standards and specification attached elsewhere in the tender document and other requirements as specified in respective data sheets, stenciling tank no., capacity, name of stored product, painting Emblem as per attached sample, including supply of metallic and nonmetallic materials, primer and paint of approved make and quality, providing double pipe scaffolding, labor, equipment, consumables, etc. to complete the work in all respect, as per specification, standard and instructions of Engineer-inCharge. Shade and pattern of finish paint shall be in line with HPCL visual identity manual. All materials shall be supplied by Contractor. Painting details shall be as under: Surface preparation: SSPC-SP-10 Primer :1 coat of F-9 @ 65 microns DFT/coat + 1 coat of P-6 @ 40 microns DFT/Coat Finish Coat :1 coats of F-6A @ 100 microns DFT/ Coat + 1 coat of F-2 @ 40 microns DFT/Coat Total DFT (min) in microns: 285 F-2: Two component Acrylic polyurethane finish paint. (Vol of solid- 40%) F-9: Two component inorganic zinc silicate (Vol of soild-60%) P-6: Two component epoxy zinc phosphate (Vol of solid- 40%) F- 6A: High build epoxy finish (Vol of soild-60%) Note: The rates quoted for external painting items shall be inclusive of manual tools cleaning of the extenral tank shell surface , painting of spiral stair way, curb angle, handrail, hand rail structure, grating, extension platform stairs, supports for expansion lines, landing platforms and all other structures on the external Surface of the tank shell and appurtenances etc. complete. The shade of the final paint for the same shall be as per HPCL visual identity manual which shall be handed over to successful bidder. Payment for external painting items will be made on actual surface area of tank shell measured only once. No separate measurement will be taken for spiral stair way, handrail, walk way hand rail structure, grating, extension platform stairs, supports for expansion lines, landing platforms, shell appurtenances, and all other structures on the external surface of the tank shellnozzles and appurtenances etc. of all the tanks for payment purposes. Area of wind girders will be measured separately.

INTERNAL PAINTING OF ROOF 4546-MAZGAON TML LUBES — INTERNAL PAINTING: Surface preparation to SSPC-SP-10 using copper slag blasting, application of primer and paint on oil side/internal surfaces of under side of roof plate as per applicable standards and specification attached elsewhere in the tender document and requirements as given in the respective engg. data sheets. Supply of metallic and non- metallic materials, labor, primer and paint of approved quality, equipment, consumables, pipe scaffolding etc. to complete the work in all respect, as per specifications, standards and instructions of Engineer- in-Charge. All materials shall be supplied by Contractor. Painting details shall be as under: Surface preparation: SSPC-SP-10 Primer :1 coat of F-9 @ 65 microns DFT/coat + 1 coat of P-6 @ 40 microns DFT/Coat Finish Coat :1 coats of F-6A @ 100 microns DFT/ Coat + 1 coat of F-2 @ 40 microns DFT/Coat Total DFT (min) in microns: 285 F-2: Two component Acrylic polyurethane finish paint. (Vol of solid- 40%) F-9: Two component inorganic zinc silicate (Vol of soild-60%) P-6: Two component epoxy zinc phosphate (Vol of solid- 40%) F-6A: High build epoxy finish (Vol of soild-60%) Note: Payment for Internal painting items will be made on actual surface area of tank dome roof measured only once. No separate measurement will be taken for other gauge still well, supporting structures, cone roof structure, foam pourers, shell/roof nozzles, troughs and appurtenances etc. inside the tanks for payment purposes. Contractor to arrange for Elcometer at site for checking paint thickness after each coat of primer/ paint and the same to be kept at site till job is completed.

DISMANTLING OF EXISTING — Cutting and dismantling of roof plate about 6mm (approximate) thickness, lowering and shifting to the adjacent path way, available close to bulk tank farm and stacking the plate properly as directed by site engineer.

SHIFTING OF STEEL PLATE — Shifting of dismantled plate, loading into trolley/cart/truck, Taking the weight of the steel plate and shifting the 6 or 5 mm thickness damaged plate to scrap yard and stacking them properly without damaging other plant and equipment