SITC of 180 KL UG tank @SCZ

SUP FAB EREC OF 2X180KL — FABRICATION OF 180 KL UG TANK: DESIGN, PREPARATION OF DRAWINGS, FABRICATION, WELDING, DYE PENETRANT TEST (100 %) ON ROOT RUN AND RADIOGRAPHY (AS PER CODAL PROVISIONS) OF HORIZONTAL CYLINDRICAL STEEL TANKS OF 180 KL CAPACITY (4.25 M DIAMETER X 13.5 M LENGTH) CONFORMING TO IS-10987 (LATEST EDITION) MEANT FOR STORAGE OF PETROLEUM PRODUCTS UNDERGROUND HAVING SINGLE COMPARTMENT USING HPCL SUPPLIED MS PLATES; INCLUDING SUPPLY, FABRICATION, WELDING AND INSTALLATION OF TANK APPURTENANCES LIKE MANHOLE, DIP PIPE, FILL PIPE, GAUGE PIPE, INCLUDING SUPPLY, FABRICATION, WELDING AND INSTALLATION OF TANK APPURTENANCES LIKE MANHOLE, DIP PIPE, FILL PIPE, GAUGE PIPE, VENT ETC. AND ALL OTHER FITTINGS AS REQUIRED AND DIRECTED BY HPCL ENGINEER-IN-CHARGE ALL COMPLETE AS PER TENDER DOCUMENT. JOB ALSO TO INCLUDES SUPPLY, FABRICATION, WELDING, INSTALLATION AND TESTING OF THE FOLLOWING:I) INTERNAL PIPING, BUSHING NUTS/SOCKETS AND STEEL PLUGS.II) FOUNDATION BOLTS AND FOUNDATION PLATE ASSEMBLY WITH STRAPS (ITEM PAYABLE IN STRUCTURAL STEEL ITEM)III) INTERNAL MS ANGLE RINGS AND STIFFENERS ETC. SUPPLY OF STRUCTURAL STEEL FOR UNDERGROUND TANKS SHALL BE PAID UNDER SEPARATE ITEM.IV) MANHOLE WITH COVER, NUTS AND BOLTS AS PER DRAWING INCLUDING 3 MM THICK SPIRAL WOUND METALLIC GASKET AS PER IS: 7719 OF APPROVED MAKE. (PAYABLE IN SEPARATE ITEMS)V) ALL NOZZLES AND FLANGES AND REINFORCEMENT PADS. (PAYABLE IN SEPARATE ITEMS, REINFORCEMENT PAD PLATES TO BE MADE FROM HPCL SUPPLIED PLATES)VI) DATUM PLATE AS PER APPROVED AFC DRAWING UNDER DIP POINT, LIFTING LUGS, WEAR PLATES ETC. VII) INSTALLATION OF VENT PIPES WITH ALL ACCESSORIES, DIP GAUGE PIPE, INLET NOZZLE PIPE AND ALL THE OTHER APPURTENANCES. ABOVE ITEMS SHALL PE PAID IN SEPARATE ITEMS. IX) PROVISION OF HOLDING DOWN ARRANGEMENT AS PER AFC DRAWINGS (ITEM PAYABLE IN STRUCTURAL STEEL ITEM). JOB INCLUDES RECEIVING HPCL SUPPLIED FREE ISSUE MATERIAL/STEEL PLATES (FOR SHELL, CAP PLATE, WEAR PLATE, REINFORCEMENT PAD), UNLOADING, STORING, LOADING, TRANSPORTATION, UNLOADING, HANDLING AS PER APPROVED DRAWING BY HPCL WITHIN HPCL PREMISES. JOB ALSO INCLUDES CARRYING OUT DESIGN CALCULATIONS AS PER RELEVANT CODES AND PREPARATION OF AFC (APPROVED FOR CONSTRUCTION) DRAWINGS, OBTAINING HPCL APPROVAL ON DESIGN CALCULATIONS AND DRAWINGS AND JOB TO BE CARRIED OUT AS HPCL APPROVED AFC DRAWING. NO FABRICATION SHALL BE COMMENCED WITHOUT APPROVAL OF AFC DRAWINGS. JOB ALSO INCLUDES HYDRAULIC TESTING OF THE TANK AT 0.5 MPA WHEN FULL OF WATER COLUMN, SUPPLYING AND FILLING WITH WATER WITH NECESSARY 50 MM NB PIPE FITTINGS AND ON SUCCESSFUL COMPLETION EMPTYING OUT THE WATER, CLEANING AND DRYING THE INNER SURFACES WITH CLOTH/COTTON WASTE ETC. AND FIXING ALL FITTINGS AS REQUIRED. FABRICATION OF TANKS SHALL BE CARRIED OUT IN HPCL PREMISES ONLY. JOB ALSO INCLUDES CARRYING OUT RECONCILIATION OF FREE ISSUE MATERIAL/ACCOUNTABLE SCRAP TO HPCL STORAGE YARD.

BLASTING OF 2X180 KL TANK — BLASTING OF TANKS-PREPARATION OF SURFACES OF TANK INCLUDING APPURTENANCES, NOZZLES, ETC. BY COPPER SLAG BLASTING WITH APPROVED QUALITY COPPER SLAG, THOROUGHLY TO S. A 2. 5 OF SWEDISH IVONSK STANDARD SIS 055900- 1967 TO BARE METAL TO ENSURE THOROUGH CLEANI

SPLY,COAT AND WRAP OF — SUPPLY, COATING AND WRAPPING OF THE U/G TANK AND PIPE TO BE LAID UNDERGROUND WITH PYPKOTE (MAKE AS APPROVED BY HPCL) 2 MM WRAPPING MATERIAL IN TWO LAYERS AS PER IS:10221 (TOTAL 4 MM THICK) AS PER MANUFACTURER''S STANDARD. VENDOR SHOULD STRICTLY FOLLOW MANUFACTURER''S APPLICATION PROCEDURE. RATE TO INCLUDE SUPPLY OF ALL THE RAW MATERIALS (COAL TAR PRIMER, WRAPPING TAPE ETC) AS SPECIFIED IN MANUFACTURE''S SPECIFICATION. RATE TO INCLUDE THE EXECUTION OF THE JOB AS PER ATTACHED TECHNICAL SPECIFICATIONS AND AS DIRECTED BY HPCL EIC.NOTE: CONTRACTOR SHALL GIVE TEST CERTIFICATES FOR THE ABOVE MENTIONED MATERIALS AND ALSO PROVIDE PIT GAUGE FOR CHECKING THE THICKNESS.

HYDROTEST&COMMNG OF — HYDROTEST AND COMMISSIONING 180 KL TANK: THE JOB INCLUDES HYDRO TESTING OF THE UNDERGROUND TANK AT 5 LBS/SQ.INCH (PSI) TEST PRESSURE BY FIXING PIPE TO HOLD 3.5 M WATER COLUMN ON TOP OF TANK FOR A PERIOD OF TWO HOURS OR BY USING CALIBRATED PRESSURE GAUGE AND PUMP FOR THE SAME PRESSURE AND PERIOD. THE JOB ALSO INCLUDES COMMISSIONING OF THE TANK ALONG WITH ALL THE NECESSARY PRECAUTIONS AND AS PER THE ADVICE OF ENGINEER IN CHARGE. EACH TANK SHALL BE HYDRO TESTED TWICE I.E. AFTER FABRICATION AT FABRICATION SITE AND AFTER ERECTION IN UNDERGROUND PIT. THUS, 2 NOS. QUANTITIES WILL BE CONSIDERED AND PAID FOR EACH TANK. DEFECTS FOUND IF ANY DURING HYDRO TESTING AT FABRICATION SITE/PIT SHALL BE REPAIRED BY THE VENDOR INCLUDING DECANTING OF WATER UP TO REQUIRED LEVEL, CARRYING OUT REPAIRS, REFILLING OF WATER AND RE-HYDRO TEST ETC. TILL THE TANKS ARE PASSED UNDER HYDRO TESTING. NO ADDITIONAL PAYMENT CAN BE CLAIMED BY THE VENDOR TOWARDS THE SAME. JOB TO BE COMPLETED AS PER ATTACHED TECHNICAL SPECIFICATION/CODAL PROVISIONS/SOUND ENGINEERING PRACTICES AND AS DIRECTED BY ENGINEER-IN-CHARGE COMPLETE.

CALIBRATION OF — CARRYING OUT CALIBRATION WITH FLOW METER FOR THE ENTIRE HEIGHT OF 180 KL TANK. JOB INCLUDES PREPARATION OF CALIBRATION CHARTS, GETTING THE SAME CERTIFIED BY STATUTORY AUTHORITY (AS DIRECTED BY EIC) AND HAND OVER THE CERTIFIED CALIBRATION CHARTS TO HPCL. JOB ALSO INCLUDES MAKING ALL NECESSARY ARRANGEMENTS FOR THE VISIT OF REPRESENTATIVES FROM STATUTORY AUTHORITY, PAYMENT OF STATUTORY FEES, ANY OTHER INCIDENTAL EXPENSES. JOB ALSO INCLUDES SUPPLY OF CALIBRATED STRAPPING TAPES (100 METERS), SCAFFOLDING IF ANY, ALL ACCESSORIES, LABOUR AND COMPLETE THE WORK IN ALL RESPECTS AS PER IS CODES, SPECIFICATIONS, STANDARDS AND INSTRUCTIONS OF HPCL ENGINEER-IN-CHARGE.

PV VENT — PART NAME:PV VENT; PART NUMBER:N/A; MANUFACTURER:N/A; PART SIZE:3 IN; EQUIPMENT NAME:UG TANK; EQUIPMENT MODEL:N/A; EQUIPMENT SERIAL NUMBER:N/A; APPROVED MAKE PV VENTS AND FIXING THE SAME ON THE VENT PIPE PROVIDED ON THE TANK. APPROVAL SHALL BE OBTAINED FROM HPCL BEFORE SUPPLY OF THE ITEM. SPECIFICATIONS OF PV VALVES/BREATHER VALVES: PRESSURE SETTING-30 MM AND VACUUM SETTING-25 MM. IN ORDER TO ACHIEVE THE SUBJECT PRESSURE SETTING, VENDOR HAS TO DESIGN ITS PALLETS WEIGHTS SETTING WITH ADJUSTABLE SETTING MINIMUM FROM PRESSURE/VACUUM 22 MM WC/11 MM WC RESPECTIVELY TO 30 MM/25 MM, WHICH CAN BE ADJUSTED ON SITE. VALVE SIZE-3 ICNH, FLANGE SIZE-3 INCH CLASS # 150, B 16.5 ATTACHED WITH VALVES FLAT FACE. BODY-CAST ALUMINIUM, SHEET RING-STAINLESS STEEL 304, SHEET- PTFE, DOME COVER-ALUMINIUM, ALL FASTENERS-STAINLESS STEEL 304, WIRE MESH-STAINLESS STEEL 304 AND PALLET ASSEMBLY-ALUMINIUM, MEETING API 2000 NORMS DESIGN

SILICA GEL TRAP — PART NAME:SILICA GEL TRAP; PART NUMBER:N/A; MANUFACTURER:N/A; PART SIZE:3 IN; EQUIPMENT NAME:PRODUCT TANK; EQUIPMENT MODEL:N/A; EQUIPMENT SERIAL NUMBER:N/A; WITH FLANGED END AS PER THE ATTACHED SPECIFICATION AND DRAWING

SPLY&ERECT OF ANCHOR — SUPPLY AND ERECTING HIGH TENSILE MS FOUNDATION BOLTS OF SPECIFIED DIA. AND LENGTH INCLUDING CHECK NUTS, WASHERS ETC. IN FOUNDATIONS, COLUMNS ETC. INCLUDING 1 COAT OF BITUMINOUS PRIMER, GREASING EXPOSED METAL SURFACES, THREADING, COVERING BOLTS AND PACKING THE SLEEVES WITH JUTE CLOTH ETC. AS DIRECTED. Mangalore Terminal Manadatory: No 1 SUP FAB EREC OF 1X180KL 11895-MANGALORE TERMINAL Metric Ton 25 29AAACH1 Yes TANK 118B1Z8 FABRICATION OF 180 KL UG TANK: DESIGN, PREPARATION OF DRAWINGS, FABRICATION, WELDING, DYE PENETRANT TEST (100 %) ON ROOT RUN AND RADIOGRAPHY (AS PER CODAL PROVISIONS) OF HORIZONTAL CYLINDRICAL STEEL TANKS OF 180 KL CAPACITY (4.25 M DIAMETER X 13.5 M LENGTH) CONFORMING TO IS-10987 (LATEST EDITION) MEANT FOR STORAGE OF PETROLEUM PRODUCTS UNDERGROUND HAVING SINGLE COMPARTMENT USING HPCL SUPPLIED MS PLATES; INCLUDING SUPPLY, FABRICATION, WELDING AND INSTALLATION OF TANK APPURTENANCES LIKE MANHOLE, DIP PIPE, FILL PIPE, GAUGE PIPE, INCLUDING SUPPLY, FABRICATION, WELDING AND INSTALLATION OF TANK APPURTENANCES LIKE MANHOLE, DIP PIPE, FILL PIPE, GAUGE PIPE, VENT ETC. AND ALL OTHER FITTINGS AS REQUIRED AND DIRECTED BY HPCL ENGINEER-IN-CHARGE ALL COMPLETE AS PER TENDER DOCUMENT. JOB ALSO TO INCLUDES SUPPLY, FABRICATION, WELDING, INSTALLATION AND TESTING OF THE FOLLOWING:I) INTERNAL PIPING, BUSHING NUTS/SOCKETS AND STEEL PLUGS.II) FOUNDATION BOLTS AND FOUNDATION PLATE ASSEMBLY WITH STRAPS (ITEM PAYABLE IN STRUCTURAL STEEL ITEM)III) INTERNAL MS ANGLE RINGS AND STIFFENERS ETC. SUPPLY OF STRUCTURAL STEEL FOR UNDERGROUND TANKS SHALL BE PAID UNDER SEPARATE ITEM.IV) MANHOLE WITH COVER, NUTS AND BOLTS AS PER DRAWING INCLUDING 3 MM THICK SPIRAL WOUND METALLIC GASKET AS PER IS: 7719 OF APPROVED MAKE. (PAYABLE IN SEPARATE ITEMS)V) ALL NOZZLES AND FLANGES AND REINFORCEMENT PADS. (PAYABLE IN SEPARATE ITEMS, REINFORCEMENT PAD PLATES TO BE MADE FROM HPCL SUPPLIED PLATES)VI) DATUM PLATE AS PER APPROVED AFC DRAWING UNDER DIP POINT, LIFTING LUGS, WEAR PLATES ETC. VII) INSTALLATION OF VENT PIPES WITH ALL ACCESSORIES, DIP GAUGE PIPE, INLET NOZZLE PIPE AND ALL THE OTHER APPURTENANCES. ABOVE ITEMS SHALL PE PAID IN SEPARATE ITEMS. IX) PROVISION OF HOLDING DOWN ARRANGEMENT AS PER AFC DRAWINGS (ITEM PAYABLE IN STRUCTURAL STEEL ITEM). JOB INCLUDES RECEIVING HPCL SUPPLIED FREE ISSUE MATERIAL/STEEL PLATES (FOR SHELL, CAP PLATE, WEAR PLATE, REINFORCEMENT PAD), UNLOADING, STORING, LOADING, TRANSPORTATION, UNLOADING, HANDLING AS PER APPROVED DRAWING BY HPCL WITHIN HPCL PREMISES. JOB ALSO INCLUDES CARRYING OUT DESIGN CALCULATIONS AS PER RELEVANT CODES AND PREPARATION OF AFC (APPROVED FOR CONSTRUCTION) DRAWINGS, OBTAINING HPCL APPROVAL ON DESIGN CALCULATIONS AND DRAWINGS AND JOB TO BE CARRIED OUT AS HPCL APPROVED AFC DRAWING. NO FABRICATION SHALL BE COMMENCED WITHOUT APPROVAL OF AFC DRAWINGS. JOB ALSO INCLUDES HYDRAULIC TESTING OF THE TANK AT 0.5 MPA WHEN FULL OF WATER COLUMN, SUPPLYING AND FILLING WITH WATER WITH NECESSARY 50 MM NB PIPE FITTINGS AND ON SUCCESSFUL COMPLETION EMPTYING OUT THE WATER, CLEANING AND DRYING THE INNER SURFACES WITH CLOTH/COTTON WASTE ETC. AND FIXING ALL FITTINGS AS REQUIRED. FABRICATION OF TANKS SHALL BE CARRIED OUT IN HPCL PREMISES ONLY. JOB ALSO INCLUDES CARRYING OUT RECONCILIATION OF FREE ISSUE MATERIAL/ACCOUNTABLE SCRAP TO HPCL STORAGE YARD. 2 BLASTING OF 1X180 KL TANK 11895-MANGALORE TERMINAL Square Meters 240 998732 29AAACH1 Yes 118B1Z8 BLASTING OF TANKS-PREPARATION OF SURFACES OF TANK INCLUDING APPURTENANCES, NOZZLES, ETC. BY COPPER SLAG BLASTING WITH APPROVED QUALITY COPPER SLAG, THOROUGHLY TO S. A 2. 5 OF SWEDISH IVONSK STANDARD SIS 055900- 1967 TO BARE METAL TO ENSURE THOROUGH CLEANI 3 SPLY,COAT AND WRAP OF 11895-MANGALORE TERMINAL Square Meters 240 995453 29AAACH1 Yes TANK 118B1Z8 SUPPLY, COATING AND WRAPPING OF THE U/G TANK AND PIPE TO BE LAID UNDERGROUND WITH PYPKOTE (MAKE AS APPROVED BY HPCL) 2 MM WRAPPING MATERIAL IN TWO LAYERS AS PER IS:10221 (TOTAL 4 MM THICK) AS PER MANUFACTURER''S STANDARD. VENDOR SHOULD STRICTLY FOLLOW MANUFACTURER''S APPLICATION PROCEDURE. RATE TO INCLUDE SUPPLY OF ALL THE RAW MATERIALS (COAL TAR PRIMER, WRAPPING TAPE ETC) AS SPECIFIED IN MANUFACTURE''S SPECIFICATION. RATE TO INCLUDE THE EXECUTION OF THE JOB AS PER ATTACHED TECHNICAL SPECIFICATIONS AND AS DIRECTED BY HPCL EIC.NOTE: CONTRACTOR SHALL GIVE TEST CERTIFICATES FOR THE ABOVE MENTIONED MATERIALS AND ALSO PROVIDE PIT GAUGE FOR CHECKING THE THICKNESS. 4 HYDROTEST&COMMNG OF 11895-MANGALORE TERMINAL Each 1 29AAACH1 Yes 180KL TANK 118B1Z8 HYDROTEST AND COMMISSIONING 180 KL TANK: THE JOB INCLUDES HYDRO TESTING OF THE UNDERGROUND TANK AT 5 LBS/SQ.INCH (PSI) TEST PRESSURE BY FIXING PIPE TO HOLD 3.5 M WATER COLUMN ON TOP OF TANK FOR A PERIOD OF TWO HOURS OR BY USING CALIBRATED PRESSURE GAUGE AND PUMP FOR THE SAME PRESSURE AND PERIOD. THE JOB ALSO INCLUDES COMMISSIONING OF THE TANK ALONG WITH ALL THE NECESSARY PRECAUTIONS AND AS PER THE ADVICE OF ENGINEER IN CHARGE. EACH TANK SHALL BE HYDRO TESTED TWICE I.E. AFTER FABRICATION AT FABRICATION SITE AND AFTER ERECTION IN UNDERGROUND PIT. THUS, 2 NOS. QUANTITIES WILL BE CONSIDERED AND PAID FOR EACH TANK. DEFECTS FOUND IF ANY DURING HYDRO TESTING AT FABRICATION SITE/PIT SHALL BE REPAIRED BY THE VENDOR INCLUDING DECANTING OF WATER UP TO REQUIRED LEVEL, CARRYING OUT REPAIRS, REFILLING OF WATER AND RE-HYDRO TEST ETC. TILL THE TANKS ARE PASSED UNDER HYDRO TESTING. NO ADDITIONAL PAYMENT CAN BE CLAIMED BY THE VENDOR TOWARDS THE SAME. JOB TO BE COMPLETED AS PER ATTACHED TECHNICAL SPECIFICATION/CODAL PROVISIONS/SOUND ENGINEERING PRACTICES AND AS DIRECTED BY ENGINEER-IN-CHARGE COMPLETE. 5 CALIBRATION OF 11895-MANGALORE TERMINAL Each 1 29AAACH1 Yes TANK,UG,180KL 118B1Z8 CARRYING OUT CALIBRATION WITH FLOW METER FOR THE ENTIRE HEIGHT OF 180 KL TANK. JOB INCLUDES PREPARATION OF CALIBRATION CHARTS, GETTING THE SAME CERTIFIED BY STATUTORY AUTHORITY (AS DIRECTED BY EIC) AND HAND OVER THE CERTIFIED CALIBRATION CHARTS TO HPCL. JOB ALSO INCLUDES MAKING ALL NECESSARY ARRANGEMENTS FOR THE VISIT OF REPRESENTATIVES FROM STATUTORY AUTHORITY, PAYMENT OF STATUTORY FEES, ANY OTHER INCIDENTAL EXPENSES. JOB ALSO INCLUDES SUPPLY OF CALIBRATED STRAPPING TAPES (100 METERS), SCAFFOLDING IF ANY, ALL ACCESSORIES, LABOUR AND COMPLETE THE WORK IN ALL RESPECTS AS PER IS CODES, SPECIFICATIONS, STANDARDS AND INSTRUCTIONS OF HPCL ENGINEER-IN-CHARGE. 6 PV VENT 11895-MANGALORE TERMINAL Each 1 29AAACH1 Yes 118B1Z8 PART NAME:PV VENT; PART NUMBER:N/A; MANUFACTURER:N/A; PART SIZE:3 IN; EQUIPMENT NAME:UG TANK; EQUIPMENT MODEL:N/A; EQUIPMENT SERIAL NUMBER:N/A; APPROVED MAKE PV VENTS AND FIXING THE SAME ON THE VENT PIPE PROVIDED ON THE TANK. APPROVAL SHALL BE OBTAINED FROM HPCL BEFORE SUPPLY OF THE ITEM. SPECIFICATIONS OF PV VALVES/BREATHER VALVES: PRESSURE SETTING-30 MM AND VACUUM SETTING-25 MM. IN ORDER TO ACHIEVE THE SUBJECT PRESSURE SETTING, VENDOR HAS TO DESIGN ITS PALLETS WEIGHTS SETTING WITH ADJUSTABLE SETTING MINIMUM FROM PRESSURE/VACUUM 22 MM WC/11 MM WC RESPECTIVELY TO 30 MM/25 MM, WHICH CAN BE ADJUSTED ON SITE. VALVE SIZE-3 ICNH, FLANGE SIZE-3 INCH CLASS # 150, B 16.5 ATTACHED WITH VALVES FLAT FACE. BODY-CAST ALUMINIUM, SHEET RING-STAINLESS STEEL 304, SHEET- PTFE, DOME COVER-ALUMINIUM, ALL FASTENERS-STAINLESS STEEL 304, WIRE MESH-STAINLESS STEEL 304 AND PALLET ASSEMBLY-ALUMINIUM, MEETING API 2000 NORMS DESIGN 7 SILICA GEL TRAP 11895-MANGALORE TERMINAL Each 1 29AAACH1 Yes 118B1Z8 PART NAME:SILICA GEL TRAP; PART NUMBER:N/A; MANUFACTURER:N/A; PART SIZE:3 IN; EQUIPMENT NAME:PRODUCT TANK; EQUIPMENT MODEL:N/A; EQUIPMENT SERIAL NUMBER:N/A; WITH FLANGED END AS PER THE ATTACHED SPECIFICATION AND DRAWING 8 SPLY&ERECT OF ANCHOR 11895-MANGALORE TERMINAL Kilograms 400 29AAACH1 Yes BOLT 118B1Z8 SUPPLY AND ERECTING HIGH TENSILE MS FOUNDATION BOLTS OF SPECIFIED DIA. AND LENGTH INCLUDING CHECK NUTS, WASHERS ETC. IN FOUNDATIONS, COLUMNS ETC. INCLUDING 1 COAT OF BITUMINOUS PRIMER, GREASING EXPOSED METAL SURFACES, THREADING, COVERING BOLTS AND PACKING THE SLEEVES WITH JUTE CLOTH ETC. AS DIRECTED. Gulbarga Depot Manadatory: No

DESIGN AND FAB OF 180KL — FABRICATION OF 180 KL UG TANK: DESIGN, PREPARATION OF DRAWINGS, FABRICATION, WELDING, DYE PENETRANT TEST (100 %) ON ROOT RUN AND RADIOGRAPHY (AS PER CODAL PROVISIONS) OF HORIZONTAL CYLINDRICAL STEEL TANKS OF 180 KL CAPACITY (4.25 M DIAMETER X 13.5 M LENGTH) CONFORMING TO IS-10987 (LATEST EDITION) MEANT FOR STORAGE OF PETROLEUM PRODUCTS UNDERGROUND HAVING SINGLE COMPARTMENT USING HPCL SUPPLIED MS PLATES; INCLUDING SUPPLY, FABRICATION, WELDING AND INSTALLATION OF TANK APPURTENANCES LIKE MANHOLE, DIP PIPE, FILL PIPE, GAUGE PIPE, INCLUDING SUPPLY, FABRICATION, WELDING AND INSTALLATION OF TANK APPURTENANCES LIKE MANHOLE, DIP PIPE, FILL PIPE, GAUGE PIPE, VENT ETC. AND ALL OTHER FITTINGS AS REQUIRED AND DIRECTED BY HPCL ENGINEER-IN-CHARGE ALL COMPLETE AS PER TENDER DOCUMENT. JOB ALSO TO INCLUDES SUPPLY, FABRICATION, WELDING, INSTALLATION AND TESTING OF THE FOLLOWING:I) INTERNAL PIPING, BUSHING NUTS/SOCKETS AND STEEL PLUGS.II) FOUNDATION BOLTS AND FOUNDATION PLATE ASSEMBLY WITH STRAPS (ITEM PAYABLE IN STRUCTURAL STEEL ITEM)III) INTERNAL MS ANGLE RINGS AND STIFFENERS ETC. SUPPLY OF STRUCTURAL STEEL FOR UNDERGROUND TANKS SHALL BE PAID UNDER SEPARATE ITEM.IV) MANHOLE WITH COVER, NUTS AND BOLTS AS PER DRAWING INCLUDING 3 MM THICK SPIRAL WOUND METALLIC GASKET AS PER IS: 7719 OF APPROVED MAKE. (PAYABLE IN SEPARATE ITEMS)V) ALL NOZZLES AND FLANGES AND REINFORCEMENT PADS. (PAYABLE IN SEPARATE ITEMS, REINFORCEMENT PAD PLATES TO BE MADE FROM HPCL SUPPLIED PLATES)VI) DATUM PLATE AS PER APPROVED AFC DRAWING UNDER DIP POINT, LIFTING LUGS, WEAR PLATES ETC. VII) INSTALLATION OF VENT PIPES WITH ALL ACCESSORIES, DIP GAUGE PIPE, INLET NOZZLE PIPE AND ALL THE OTHER APPURTENANCES. ABOVE ITEMS SHALL PE PAID IN SEPARATE ITEMS. IX) PROVISION OF HOLDING DOWN ARRANGEMENT AS PER AFC DRAWINGS (ITEM PAYABLE IN STRUCTURAL STEEL ITEM). JOB INCLUDES RECEIVING HPCL SUPPLIED FREE ISSUE MATERIAL/STEEL PLATES (FOR SHELL, CAP PLATE, WEAR PLATE, REINFORCEMENT PAD), UNLOADING, STORING, LOADING, TRANSPORTATION, UNLOADING, HANDLING AS PER APPROVED DRAWING BY HPCL WITHIN HPCL PREMISES. JOB ALSO INCLUDES CARRYING OUT DESIGN CALCULATIONS AS PER RELEVANT CODES AND PREPARATION OF AFC (APPROVED FOR CONSTRUCTION) DRAWINGS, OBTAINING HPCL APPROVAL ON DESIGN CALCULATIONS AND DRAWINGS AND JOB TO BE CARRIED OUT AS HPCL APPROVED AFC DRAWING. NO FABRICATION SHALL BE COMMENCED WITHOUT APPROVAL OF AFC DRAWINGS. JOB ALSO INCLUDES HYDRAULIC TESTING OF THE TANK AT 0.5 MPA WHEN FULL OF WATER COLUMN, SUPPLYING AND FILLING WITH WATER WITH NECESSARY 50 MM NB PIPE FITTINGS AND ON SUCCESSFUL COMPLETION EMPTYING OUT THE WATER, CLEANING AND DRYING THE INNER SURFACES WITH CLOTH/COTTON WASTE ETC. AND FIXING ALL FITTINGS AS REQUIRED. FABRICATION OF TANKS SHALL BE CARRIED OUT IN HPCL PREMISES ONLY. JOB ALSO INCLUDES CARRYING OUT RECONCILIATION OF FREE ISSUE MATERIAL/ACCOUNTABLE SCRAP TO HPCL STORAGE YARD.

BLASTING OF TANK — BLASTING OF TANKS-PREPARATION OF SURFACES OF TANK INCLUDING APPURTENANCES, NOZZLES, ETC. BY COPPER SLAG BLASTING WITH APPROVED QUALITY COPPER SLAG, THOROUGHLY TO S. A 2. 5 OF SWEDISH IVONSK STANDARD SIS 055900- 1967 TO BARE METAL TO ENSURE THOROUGH CLEANI