|
Tender For Dr1.0 Tie- Installation And Miscellaneous Jobs In Jan-25 S/D.-10.001 DISMANTLING OF CARBON STEEL/ALLOY STEEL PIPING BY HOT WORK (INSULATED / UNINSULATED) Dismantling and removal of above ground, overhead or under ground (upto height depth of 5m) redundant/ steam traced / insulated/ uninsulated piping of carbon steel / alloy steel by gas cutting or by grinding from various locations such as pipe racks, columns, pump house, vessels, heaters, heat exchangers, desalter etc. including removal of insulation material, all on line instruments, fittings, flanges, valves, vents, drains, branching etc.; lowering down the same to ground level with due care so that no other piping, equipment, machinery etc. is damaged; cutting into pieces if required; segregating for salvaging useful fittings such as bends, flanges, valves, instruments etc. by unbolting, gas cutting, cold cutting etc.; transporting and stacking the salvageable useful materials to workshop / instrument workshop/ store or as per the direction of the Engineer-in-Charge and shifting the scrap pipes etc. to scrap yard or any other location within refinery premises and completing the job as per the instructions of Engineer-in-Charge. Scope also includes supplying of all types of tools and tackles, lifting arrangements, equipment, machineries, all consumables and labour etc. to complete the work in all respects including area preparation, taking clearance for hot jobs, blinding and de-blinding, area cleaning after completion of work, arrangement for flushing wherever required as directed by the Engineer-in-Charge. NOTE : 1. Proper safety arrangements for carrying out the job is under contractor's scope and the same has to be complied with as per the d irections of the Engineer- in-Charge. 2. Salvaging of useful fitting from redundant pipe, if done, will be paid under separate item. 3. Civil works (excavation and back filling) for underground dismantling shall be paid separately. Note: For job execution beyond 5 Mtr. elevation above or below ground level, rates are to be escalated by 10% for every 5 meters. Requirement of scaffolding to be envisaged and decided by Engineer in Charge as per site requirement and scaffolding item to be paid separately. 10.002 50 mm NB 10.003 80 mm NB 10.004 100 mm NB 10.005 150 mm NB 10.006 250 mm NB 10.007 CME01001XX Height Factor: Payment will be made based on actual execution as per item description CME01001XX. 10.008 COLD CUTTING OF CARBON / ALLOY STEEL PIPE LINES (INSULATED / UNINSULATED) Cold cutting and removal of above ground or overhead/ underground in tranches/ insulated/ uninsulated pipelines of carbon steel/ alloy steel from various location such as pipe racks, columns, pump house, vessels, heaters, heat exchangers, desalters etc. including removal of insulation materials, all on line instruments, fittings, flanges, valves, vents, drains, branching etc.; lowering down / lifting the same to ground level with due care so that no other piping, equipment, machinery etc. is damaged; cutting into pieces if required; segregating for salvaging useful fittings such as bends, flanges, valves, instruments etc. by unbolting, gas cutting, cold cutting etc. transporting and stacking the salvageable useful materials to workshop / instrument workshop/ store or as per the direction of the Engineer-in-Charge and shifting the scrap pipes etc. to scrap yard or any other location within refinery premises all complete as per the instructions of Engineer-in-Charge. Scope also includes supplying of all types of tools and tackles, lifting arrangements, equipment, machineries, all consumables and labour etc. to complete the work in all respects including area preparation, taking clearance for hot jobs, blinding and deblinding area cleaning after completion of work, arrangement for flushing wherever required as directed by the Engineer-in-Charge. NOTE : 1. Proper safety arrangements for carrying out the job is under contractor's scope and the same has to be complied with as per the d irections of the Engineer- in-Charge. 2. Salvaging of useful fitting from redundant pipe, if done, will be paid under separate item. 3. Civil works (excavation and back filling) for underground dismantling shall be paid separately. Note: For job execution beyond 5 Mtr. elevation above or below ground level, rates are to be escalated by 10% for every 5 meters. Requirement of scaffolding to be envisaged and decided by Engineer in Charge as per site requirement and scaffolding item to be paid separately. 10.009 50 MM NB 10.01 80 MM NB 10.011 100 MM NB 10.012 150 MM NB 10.013 250 MM NB 10.014 CME01009XX Height Factor: Payment will be made based on actual execution as per item description CME01009XX. 10.015 CARBON STEEL PIPING FOR NON-HYDROCARBON SERVICE (WITH WELDING ELECTRODE E-6013)- OFFSITES Transportation of all piping items from owner's storage points to work site and / or pre-fabrication yard and to site after pre-fabrication; cutting, grinding, edge preparation of pipes and fittings, like flanges, elbows, tees, reducers etc. to match the mating edges of different thickness; fit-up, bending, welding using approved welding electrodes as per owners quality requirements etc. as per codes/specifications, drawing etc., threading, laying, erection and alignment of pipes upto a height of 5 meters on sleepers, pipe racks etc. or upto 5 meters depth in trenches, anchoring wherever required, connecting with equipment, nozzles, steam traps, strainers, orifice assemblies (including tapping upto first block valve), spray nozzles, rotameters; tapping for instrument connections like pressure gauges, thermowells, sample connections, vents, drains etc. including fixing of all types of SW valves, gaskets, nuts and bolts, all inline instruments, elbows, tees, flanges, reducers, full coupling or half coupling, reinforcement pads, earthing strip wherever required; welding prefabricated shoes and supports (including alignment) as per the drawings including preparation of small bore isometrics upto 1.5 inch NB, specifications, codes etc. and as per the instructions of the Engineer-in-Charge to his entire satisfaction. The scope also includes supplying of all types of tools and tackles, lifting arrangements, equipment, machineries, all consumables and labour etc. to complete the work in all respects including area preparation for hot jobs, area cleaning after completion of work, flushing wherever required, cleaning of pipes externally off all foreign materials like weld beads, clamps fixtures etc. used in fabrication as directed by the Engineer-in-Charge. NOTE : 1. Proper safety arrangements for carrying out the job is under contractor's scope and the same has to be complied with as per the d irections of the Engineer- in-Charge. 2. For job execution beyond 5 Mtr. elevation above or below ground level, rates are to be escalated by 10% for every 5 meters. 3. Requirement of scaffolding to be envisaged and decided by Engineer in Charge as per site requirement and scaffolding item to be paid separately. 4. Piping up to 40mm NB shall be fully TIG welded. Piping size 50mm NB & above, where TIG welding is used for root run only, the rates to be escalated by 15% and where TIG welding is used for entire joints the rates to be escalated by 20%. 10.016 20mmNB Sch above 80 but upto 160(TIG) 10.017 20mm NB Sch XX Strong (TIG) 10.018 50 mm NB, Schedule more than 40 but upto 80 10.019 50 mm NB, Schedule above 80 but upto 160 10.02 80 mm NB, Schedule upto 40 10.021 80 mm NB, Schedule more than 40 but upto 80 10.022 100 mm NB, Schedule upto 40 10.023 100 mm NB, Schedule more than 40 but upto 80 10.024 CME02002XX Height Factor: Payment will be made based on actual execution as per item description CME02002XX. 10.025 CARBON STEEL PIPING FOR HYDROCARBON SERVICES (WITH WELDING ELECTRODE E-6010 / E-7018) - OFFSITES Transportation of all piping items from owner's storage points to work site and / or pre-fabrication yard and to site after pre-fabrication; cutting, grinding, edge preparation of pipes and fittings, like flanges, elbows, tees, reducers etc. to match the mating edges of different thickness; fit-up, bending, welding using approved welding electrodes as per owners quality requirements etc. as per codes/specifications, drawing etc., threading, laying, erection and alignment of pipes upto a height of 5 meters on sleepers, pipe racks etc. or upto 5 meters depth in trenches, anchoring wherever required, connecting with equipment, nozzles, steam traps, strainers, orifice assemblies (including tapping upto first block valve), spray nozzles, rotameters; tapping for instrument connections like pressure gauges, thermowells, sample connections, vents, drains etc. including fixing of all types of SW valves, gaskets, nuts and bolts, all inline instruments, elbows, tees, flanges, reducers, full coupling or half coupling, reinforcement pads, earthing strip wherever required; welding prefabricated shoes and supports (including alignment) as per the drawings including preparation of small bore isometrics upto 1.5 inch NB, specifications, codes etc. and as per the instructions of the Engineer-in-Charge to his entire satisfaction. The scope also includes supplying of all types of tools and tackles, lifting arrangements, equipment, machineries, all consumables and labour etc. to complete the work in all respects including area preparation for hot jobs, area cleaning after completion of work, flushing wherever required, cleaning of pipes externally off all foreign materials like weld beads, clamps fixtures etc. used in fabrication as directed by the Engineer-in-Charge. NOTE : 1. Proper safety arrangements for carrying out the job is under contractor's scope and the same has to be complied with as per the d irections of the Engineer- in-Charge. 2. For job execution beyond 5 Mtr. elevation above or below ground level, rates are to be escalated by 10% for every 5 meters. 3. Requirement of scaffolding to be envisaged and decided by Engineer in Charge as per site requirement and scaffolding item to be paid separately. 4. Piping up to 40mm NB shall be fully TIG welded. Piping size 50mm NB & above, where TIG welding is used for root run only, the rates to be escalated by 15% and where TIG welding is used for entire joints the rates to be escalated by 20%. 10.026 20mmNB Sch above 80 but upto 160(TIG) 10.027 20mm NB Sch XX Strong (TIG) 10.028 50 mm NB, Schedule more than 40 but upto 80 10.029 50 mm NB, Schedule above 80 but upto 160 10.03 80 mm NB, Schedule upto 40 10.031 80 mm NB, Schedule more than 40 but upto 80 10.032 100 mm NB, Schedule upto 40 10.033 100 mm NB, Schedule more than 40 but upto 80 10.034 150 mm NB, Schedule upto 40 10.035 150 mm NB, Schedule more than 40 but upto 80 10.036 250 mm NB, Schedule above 20 but upto 40 10.037 250 mm NB, Schedule more than 40 but upto 80 10.038 CME02004XX Height Factor: Payment will be made based on actual execution as per item description CME02004XX. 10.039 EXTRA FOR IBR GRADE CARBON STEEL PIPING Extra for IBR grade carbon steel piping. For IBR piping jobs, the scope of contractor shall be liasoning with IBR authorities including approval of drawings / documents from IBR authorities and also getting the final approval of the job from IBR authorities including payment of any fee or charges to IBR authorities for this purpose. 10.04 20mm NB Sch above 40 but upto 80 10.041 20 mm NB, Schedule above 80 but upto 160 10.042 50 mm NB, Schedule more than 40 but upto 80 10.043 50 mm NB, Schedule above 80 but upto 160 10.044 100 mm NB, Schedule upto 40 10.045 100 mm NB, Schedule more than 40 but upto 80 10.046 CARBON STEEL PIPING JOINTS FOR HYDROCARBON SERVICE (WITH WELDING ELECTRODE E-6010 / E-7018) Transportation of all piping items from owner's storage points to work site and / or pre-fabrication yard and to site after pre-fabrication; cutting, grinding, edge preparation of pipes and fittings, like flanges, elbows, tees, reducers etc. to match the mating edges of different thickness; fit-up, bending, welding using approved welding electrodes as per owners quality requirements etc. as per codes/specifications, drawing etc., threading, laying, erection and alignment of pipes upto a height of 5 meters on sleepers, pipe racks etc. or upto 5 meters depth in trenches, anchoring wherever required, connecting with equipment, nozzles, steam traps, strainers, orifice assemblies (including tapping upto first block valve), spray nozzles, rotameters; tapping for instrument connections like pressure gauges, thermowells, sample connections, vents, drains etc. including fixing of all types of SW valves, gaskets, nuts and bolts, all inline instruments, elbows, tees, flanges, reducers, full coupling or half coupling, reinforcement pads, earthing strip wherever required; welding prefabricated shoes and supports (including alignment) as per the drawings including preparation of small bore isometrics upto 1.5 inch NB, specifications, codes etc. and as per the instructions of the Engineer-in-Charge to his entire satisfaction. The scope also includes supplying of all types of tools and tackles, lifting arrangements, equipment, machineries, all consumables and labour etc. to complete the work in all respects including area preparation for hot jobs, area cleaning after completion of work, flushing wherever required, cleaning of pipes externally off all foreign materials like weld beads, clamps fixtures etc. used in fabrication as directed by the Engineer-in-Charge. NOTE : 1. Proper safety arrangements for carrying out the job is under contractor's scope and the same has to be complied with as per the d irections of the Engineer- in-Charge. 2. For job execution beyond 5 Mtr. elevation above or below ground level, rates are to be escalated by 10% for every 5 meters. 3. Requirement of scaffolding to be envisaged and decided by Engineer in Charge as per site requirement and scaffolding item to be paid separately. 4. Piping up to 40mm NB shall be fully TIG welded. Piping size 50mm NB & above, where TIG welding is used for root run only, the rates to be escalated by 15% and where TIG welding is used for entire joints the rates to be escalated by 20%. 5. Payment of tapping points will also be made extra on joint basis, as the measurement is on joint basis. 10.047 20mmNB Sch above 80 but upto 160(TIG) 10.048 20mm NB Sch XX Strong (TIG) 10.049 50 mm NB, Schedule more than 40 but upto 80 10.05 50 mm NB, Schedule above 80 but upto 160 10.051 80 mm NB, Schedule upto 40 10.052 80 mm NB, Schedule more than 40 but upto 80 10.053 100 mm NB, Schedule upto 40 10.054 100 mm NB, Schedule more than 40 but upto 80 10.055 150 mm NB, Schedule upto 40 10.056 150 mm NB, Schedule more than 40 but upto 80 10.057 250 mm NB, Schedule above 20 but upto 40 10.058 250 mm NB, Schedule more than 40 but upto 80 10.059 CME02008XX Height Factor: Payment will be made based on actual execution as per item description CME02008XX. 10.06 EXTRA FOR IBR GRADE CS PIPING JOINTS Extra for IBR grade carbon steel piping joints. For IBR piping jobs, the scope of contractor shall be liasoning with IBR authorities including approval of drawings / documents from IBR authorities and also getting the final approval of the job from IBR authorities including payment of any fee or charges to IBR authorities for this purpose (20% of joints). 10.061 20mm NB Sch above 40 but upto 80 10.062 20 mm NB, Schedule above 80 but upto 160 10.063 50 mm NB, Schedule more than 40 but upto 80 10.064 50 mm NB, Schedule above 80 but upto 160 10.065 100 mm NB, Schedule upto 40 10.066 100 mm NB, Schedule more than 40 but upto 80 10.067 CARBON STEEL PIPING JOINTS FOR NON-HYDROCARBON SERVICE (WITH WELDING ELECTRODE E-6013) Transportation of all piping items from owner's storage points to work site and / or pre-fabrication yard and to site after pre-fabrication; cutting, grinding, edge preparation of pipes and fittings, like flanges, elbows, tees, reducers etc. to match the mating edges of different thickness; fit-up, bending, welding using approved welding electrodes as per owners quality requirements etc. as per codes/specifications, drawing etc., threading, laying, erection and alignment of pipes upto a height of 5 meters on sleepers, pipe racks etc. or upto 5 meters depth in trenches, anchoring wherever required, connecting with equipment, nozzles, steam traps, strainers, orifice assemblies (including tapping upto first block valve), spray nozzles, rotameters; tapping for instrument connections like pressure gauges, thermowells, sample connections, vents, drains etc. including fixing of all types of SW valves, gaskets, nuts and bolts, all inline instruments, elbows, tees, flanges, reducers, full coupling or half coupling, reinforcement pads, earthing strip wherever required; welding prefabricated shoes and supports (including alignment) as per the drawings including preparation of small bore isometrics upto 1.5 inch NB, specifications, codes etc. and as per the instructions of the Engineer-in-Charge to his entire satisfaction. The scope also includes supplying of all types of tools and tackles, lifting arrangements, equipment, machineries, all consumables and labour etc. to complete the work in all respects including area preparation for hot jobs, area cleaning after completion of work, flushing wherever required, cleaning of pipes externally off all foreign materials like weld beads, clamps fixtures etc. used in fabrication as directed by the Engineer-in-Charge. NOTE : 1. Proper safety arrangements for carrying out the job is under contractor's scope and the same has to be complied with as per the d irections of the Engineer- in-Charge. 2. For job execution beyond 5 Mtr. elevation above or below ground level, rates are to be escalated by 10% for every 5 meters. 3. Requirement of scaffolding to be envisaged and decided by Engineer in Charge as per site requirement and scaffolding item to be paid separately. 4. Piping up to 40mm NB shall be fully TIG welded. Piping size 50mm NB & above, where TIG welding is used for root run only, the rates to be escalated by 15% and where TIG welding is used for entire joints the rates to be escalated by 20%. 5. Payment of tapping points will also be made extra on joint basis, as the measurement is on joint basis. 10.068 20mmNB Sch above 80 but upto 160(TIG) 10.069 20mm NB Sch XX Strong (TIG) 10.07 50 mm NB, Schedule more than 40 but upto 80 10.071 50 mm NB, Schedule above 80 but upto 160 10.072 80 mm NB, Schedule upto 40 10.073 80 mm NB, Schedule more than 40 but upto 80 10.074 100 mm NB, Schedule upto 40 10.075 100 mm NB, Schedule more than 40 but upto 80 10.076 CME02020XX Height Factor: Payment will be made based on actual execution as per item description CME02020XX. 10.077 RADIOGRAPHY OF PIPING WORKS Performance of radiographic inspection on all type and sizing of piping/ pipe fittings in position at all heights inclusive of providing sources, film, chemicals, and all necessary equipment, consumables etc. complete in all respect as per specification and instruction of the Engineer-in-Charge. 10.078 For Pipes (Per Inch Dia) 10.079 HYDROTESING OF PIPING WORKS Hydrostatic testing of pipelines at the specified pressure including blinding/deblinding, fabrication and fixing of testing connections, pressure gauge installation. Hose pipe connection and making all other arrangements as required and dewatering, flushing and boxing up after fixing proper gaskets with supply of all labour, tools andtackles, instruments and instruction of the Engineer-in-Charge. The job has to be carried out at all elevations. In case of Hydrotest Failure, Re-testings shall be carried out at no extra cost. Requirement of scaffolding to be envisaged and decided by Engineer in Charge as per site requirement and scaffolding item to be paid separately. 10.08 20 mm 10.081 50 mm 10.082 80 mm 10.083 100 mm 10.084 150 mm 10.085 250 mm 10.086 FIXING / REMOVAL OF FLANGES / BLIND FLANGES OF RATING UPTO 300# Opening / fixing etc. of flanges / blind flanges / spool pieces at the two flange joint (rating upto 300#) as and when required for elbow reversing, wedge opening etc. or any other job including handling of flanges and preparation of gaskets from the sheet including tools and tackles, consumables, supervision etc. and as per direction of the Engineer-in-Charge. 10.087 20 mm 10.088 50 mm 10.089 80 mm 10.09 100 mm 10.091 150 mm 10.092 250 mm 10.093 EXTRA FOR FIXING / REMOVAL OF RTJ FLANGES / BLIND FLANGES Extra for opening / fixing etc. of RTJ flanges / blind flanges / spool pieces for lapping etc. 10.094 20 mm 10.095 50 mm 10.096 80 mm 10.097 100 mm 10.098 150 mm 10.099 250 mm 10.1 PREPARATORY JOBS FOR HOT WORK The job includes opening of flanges, blinding / deblinding by bolting / debolting etc. fabrication of tail blinds, cover plate connections fittings etc., elbow reversing, opening and fixing of plugs from the furnace tube etc., making hose connections and all other arrangements as required for flushing the lines including wedge opening, dewatering after flushing, decoking, isolation etc., boxing up the lines with new gaskets and hot bolting of all the joints during hot circulation and complete the job with supply of tools, tackles, labours and consumables etc. as per direction of the Engineer-in-Charge. 10.101 20 mm 10.102 50 mm 10.103 80 mm 10.104 100 mm 10.105 150 mm 10.106 250 mm 10.107 SUPPORT PAD WELDING OF PIPES The job involves transportation of all items including all types of structures, pipes etc. from owner's storage point to work site and / or prefabrication yard and welding including cutting / grinding / edge preparing and required testing to prove soundness of welding with supply of all consumables, manpower, tools as per technical specification and direction and satisfaction of the Engineer-in-Charge. 10.108 For pipe Dia 50 mm 10.109 For pipe Dia 80 mm 10.11 For pipe Dia 100 mm 10.111 For pipe Dia 150 mm 10.112 For pipe Dia 250 mm 10.113 INSTALLATION OF FLANGED / RTJ VALVES/ LEVEL TROLL/ FIRE HYDRANT/ MONITORS/ SAFETY VALVES ETC. Transportation of all types of flanged / RTJ valves, level troll, fire hydrant, monitor, gaskets, nut bolts etc. either from owner's storage point to workshop and/ or worksite. Installation at ground level i.e. up to a height of 5 meters on sleepers, pipe racks etc. or up to 5 meters depth in trenches including assembly of valve accessories, cleaning of flanged faces, lapping of RTJ rings, providing new gasket (IOCL supplied) or cutting of new gaskets to proper size if required, placing the gaskets / RTJ ring properly, installation in position with correct direction, tightening of studs, providing earthing protection by way of fixing strips, complete the job in all respect as per drawings and direction of the Engineer-in-Charge, including all labour, tools, tackles, consumables and supervision etc. and tightening of the gland to ensure zero leak including hot bolting wherever applicable. For job execution beyond 5 Mtr. elevation above or below ground level, rates are to be escalated by 10% for every 5 meters. Requirement of heavy equipment (other than transportation) to be envisaged by Engineer in Charge and to be arranged separately, if r equired, as the same in not included in the item rate. Requirement of scaffolding to be envisaged and decided by Engineer in Charge as per site requirement and scaffolding item to be paid separately. 10.114 For Valves (other than RTJ) 10.115 CME07001XX Height Factor: Payment will be made based on actual execution as per item description CME07001XX. 10.116 REMOVAL OF FLANGED / RTJ VALVES/ LEVEL TROLL/ FIRE HYDRANT/ MONITORS/ SAFETY VALVES ETC. Dismantling and removal of all types of flanged including RTJ valves, level troll, fire hydrant, monitor by debolting/ cold/ hot cutting of fasteners wherever required from pipelines at ground level i.e. up to a height of 5 meters on sleepers, pipe racks etc. or up to 5 meters depth in trenches including removal of gaskets, nut bolts etc. and transportation either to owner's storage point / workshop and / or scrapyard including loosening of studs, disconnecting earthing protection all complete as per direction of the Engineer-in-Charge including all labour, tools, tackles, consumables and supervision etc. For job execution beyond 5 Mtr. elevation above or below ground level, rates are to be escalated by 10% for every 5 meters. Requirement of scaffolding to be envisaged and decided by Engineer in Charge as per site requirement and scaffolding item to be paid separately. 10.117 REMOVAL OF FLANGED / RTJ VALVES/ LEVEL TROLL/ FIRE HYDRANT/ MONITORS/ SAFETY VALVES ETC. 10.118 CME07002XX Height Factor: Payment will be made based on actual execution as per item description CME07002XX. 10.119 HYDROTESTING OF GATE/GLOBE/ CHECK/ BUTTERFLY/ PLUG VALVES Job involves collection of valves from stores, go-down etc. transportation to testing bay or contractors' own premises, test the val ves for seat, body and backseat at recommended pressure including cleaning and greasing, transport back as per instruction and satisfaction of the Engineer-in-Charge. Requirement of heavy equipment to be envisaged by Engineer in Charge and to be arranged separately, if required, as the same in not included in the item rate. 10.12 25 mm 10.121 50 mm 10.122 80 mm 10.123 100 mm 10.124 150 mm 10.125 250 mm 10.126 FABRICATION OF PLATE FLANGES Fabrication of plate flanges for the given plate and shifting of material for store to work place and fabricating as per drawing and instruction of Engineer-in-Charge. 10.127 Upto size Dia 50 mm 10.128 Above Dia 50 mm and up to Dia 100 mm 10.129 Above Dia 100 mm and up to Dia 200 mm 10.13 Above Dia 200 mm and up to Dia 300 mm 10.131 FABRICATION AND ERECTION OF PIPE SUPPORT / PLATFORMS / DAVITS / STAIR CASE ETC. The job includes getting the materials issued, transportation to work site and handling at site, fabrication at the required size and shape using steel pipes, MS structural / plates etc. by cutting, bevelling and welding including fixing of MS gratings / chequered plates on platform at all elevation by welding, bolting or otherwise to existing members or equipment. This also includes fabrication and fixing of pipe clamps, non-standard bolts etc. inclusive of labour, consumables, heavy equipment, tools and tackles and materials required for U-clamps, J-bolts etc. and complete in all respect as per drawings, specifications and instructions of the Engineer-in-Charge. (Excluding cost of structural steel). 10.132 FABRICATION AND ERECTION OF PIPE SUPPORT / PLATFORMS / DAVITS / STAIR CASE ETC. 10.133 DISMANTLING OF STRUCTURALS LIKE PIPE SUPPORT / STAIRWAY / DAVITS ETC. Removal of existing platforms / pipe supports / davits / stairways etc. along with adjacent fittings / members by cutting / debolting or by any other means without damaging the remaining unit and lowering down to the ground, retrieving of all the usable materials and transportation to the storage point as directed by the Engineer-in-Charge and complete in all respect with all labour, tools, tackles, heavy equipment, consumables and supervision etc. as per the direction of the Engineer-in-Charge. Requirement of scaffolding to be envisaged and decided by Engineer in Charge as per site requirement and scaffolding item to be paid separately. 10.134 DISMANTLING OF STRUCTURALS LIKE PIPE SUPPORT / STAIRWAY / DAVITS ETC. 10.135 HANDLING / ERECTION OF FABRICATED PIPES / COIL ASSEMBLIES The job includes getting the materials issued, transportation to work-site, handling and care at work-site, erecting the fabricated item at position and fixing, aligning and making connections to the companion pipe etc. And complete in all respect with all labour, tools, tackles, heavy equipment, and supervision etc. as per the direction of the Engineer-in-Charge. Requirement of scaffolding to be envisaged and decided by Engineer in Charge as per site requirement and scaffolding item to be paid separately. 10.136 HANDLING / ERECTION OF FABRICATED PIPES / COIL ASSEMBLIES 10.137 DYE PENETRATION TEST FOR PIPING WORKS Performance of dye penetration test including supply of all necessary materials, penetrant, developer etc. along with all equipment’s, labour, for carrying out the work as per specification and direction of engineer -in-charge at all elevations. Test has to be carried out in all metallurgy the test has to carry out on all schedules of pipes. 10.138 For Pipes (Per Inch Dia) 10.139 CLEANING OF INTERNAL BORE OF PIPELINES Opening end fittings, jump bends, applying external heating, internal pressures (pneumatic/steam hydraulic), poker rods, hammering, jet blasting etc. for cleaning bore of jammed pipelines with out removing from the site and boxing up the end fittings with new gaskets and complete the job in all respect as per direction of the Engineer-in-Charge, including all labour, tools, tackles, consumables and supervision etc. 10.14 20 mm 10.141 50 mm 10.142 80 mm 10.143 100 mm 10.144 150 mm 10.145 250 mm 10.146 STEEL SCAFFLODING (MATERIALS IN CONTRACTOR'S SCOPE) The job includes supply of all scaffolding materials, transportation to work site, erection of scaffolding at site as per ISMS (IndianOil Safety Management System) Standard-1007 on Scaffold Safety with safest and reliable design. Scaffolding design should consider the worst load combination expected during its service period. The supporting structure should be sufficient in strength, stability, and rigidity; The safety of personnel associated with the erection, alteration, and dismantling of the scaffold; the safety of persons using the scaffold; and the safety of persons in the vicinity of the scaffold to be considered mandatorily. Standard Tags for "Fit for Use" in Green Color and "Not Fit for Use" in Red Color to be fitted on scaffolding as per ISMS Standard-1007. Note: 1. For measurement in SQM: 2 (length + width) X height area covered by the scaffolding is to be taken. 2. Scaffolding measurement to be done by breaking the height into parts as per height slab mentioned below and adopting respective rates against mentioned height slabs. 10.147 Upto 6 M 10.148 Above 6 m upto 10 m 10.149 Above 10 m upto 20 m 10.15 Intermediate plate form 10.151 HEAT TREATMENT Heat treatment of shop fabricated for already installed piping / static equipment etc. for joints or other operations wherever required. Heating to be carried out in a furnace or by using an electric resistance or induction heating equipment ensuring uniform temperature attainment at all points of the portion being heat-treated. The portion under heat treatment shall be wrapped suitably under insulation to avoid any harmful temperature gradient. The temperature thus attainted in the portion under heat treatment shall be recorded by means of thermocouples, pyrometer and an automatic temperature recorders suitably calibrated should be employed. The calibration chart of each recorder along with hardness test results shall be submitted to the Engineer-in-Charge for approval. The details of heat treatment such as heating rate, soaking temperature pause period and cooling rate etc. to be carried out as per relevant standards / code as instructed by the Engineer-in-Charge. 10.152 For Pipes (Per Inch Dia) 10.153 Applying priming coat with ready mixed primer of approved brand and manufacturer at all heights over steel surfaces like structures, columns, pipes, vessels, tanks etc. as per manufacturers specifications and directions of the Engineering-in- Charge; all complete including cleaning the surface using emery papers/ Power tool cleaning such as ST-2 or ST-3 as per requirement, including all material, consumables, tools, tackles, labour etc but excluding Scaffolding. Note- No. of coats mentioned in the SOR items are only indicative and contractor has to achieve rquired DFT by applying more coats (if required) within the relevant SOR item rates. 10.154 Inorganic Zinc Silicate primer to achive a minimum DFT of 65-75 microns (one or more coat of 65-75 micron each). 10.155 Two pack epoxy phenolic primer to achive a minimum DFT of 300 microns (2 or more coats of 150 micron each) 10.156 Taking out old worn out damaged insulation materials of any thickness including wool, mattress, pre-formed sections or any other insulating materials including cladding of aluminium or GI sheet from any height and location etc. complete and transporting and stacking the serviceable materials to owner's storage point and damaged materials within 2.00 km lead inside Refinery .The job also includes cleaning the site, transporting the materials to directed place at any height, complete with all labour and materials etc. as per specification and direction of Engineer-In-Charge but excluding the cost of scaffolding. (Payment shall be made on the previously finished surface area). 10.157 Taking out old worn out damaged cladding of any thickness (plain or corrugated; GI or Aluminium sheet) from any height and location and transporting and stacking the serviceable materials to owner's storage point and damaged materials to the directed place within refinery premises within 2.00 km lead. The job also includes cleaning the site, transporting the materials to directed place, complete with all labor and materials etc.as per direction of Engineer-in-Charge but excluding the cost of scaffolding. (Payment shall be made on the previously finished surface area). 10.158 "Fixing cladding with new/ old aluminium/ GI sheets, plain or corrugated. The job includes cutting, bending and grooving to proper s hape and size, providing minimum 50mm overlaps on both longitudinal and circumferential joints including end termination/cap and securing the overlaps alternately by POP rivets and self-tapping screws at every 150mm c/c, and securing additionally with metalic bands at a maximum spacing of 300mm c/c at any height and location with all labour, materials etc. complete as per direction of Engineer-in-Charge but excluding the cost of scaffolding. (Payment of above shall be made on the area of the finished surface). Note: 1. Screw, required for metal jacket securement shall be SS /Cadmium plated steel self tapping , type A No.8 Dia*12mm long to BS 4176 complete with Neoprene washers under the head. Rivets required for metal jacket securement shall be the expanding aluminium ""POP"" blind eye type/SS, 9.5mm long* 5mm dia. 2. For additional securement of cladding, Band, SS 12mm (Min.) wide *24SWG thick is to be used for pipings and Band, SS 20mm wide *24SWG thick is to be used for equpiments. 3.For ensuring perfect water proofing, all the cladding joints shall be sealed with approved elastomeric metal sealant. 4. For insulations with vapour barrier, cladding shall not be applied until the vapour barrier has completely dried and solvents have dissipated. Self tapping screws/ rivets shall not be used to secure aluminium cladding as they may puncture the vapour barrier." 10.159 New / old aluminium / GI plain / corrugated sheets issue by the owner free of cost. 10.16 Aluminum sheet- Plain - 24 SWG as per ASTM B209 Alloy 3003 H16 or IS-737 Designation 31000, Condition H3 - to be arranged by contractor 10.161 Aluminum sheet - Plain - 22 SWG as per ASTM B209 Alloy 3003 H16 or IS-737 Designation 31000, Condition H3 - to be arranged by contractor 10.162 Providing and fixing single/ multiple layer of machine stitched LRB mineral wool mattresses conforming to IS:8183/ASTM C 592, Class-II, faced on one side with 20mm galvanised 22 SWG wire mesh, suitable for temperature up to 550 Deg C, in required thickness over the pipings and technological equipments like columns, vessels, ducts, horton spheres, storage tanks etc., including cleaning of the surface with wire brush, fixing the insulation mattresses in position and securing the same properly etc. all complete with tools, tackles, materials such as lacing, binding, stitching wire, labour etc. complete in accordance with the specifications laid down in the contract, latest IS standards and as per the directions of Engineer-in-Charge; but excluding the cost of scaffolding. "Note: 1. Contractor has to make his own arrangement for procurement and storage of all the materials and has to produce manufacturer's test certificate in support of characteristics of insulation materials i.e. 'K' value, density etc. 2. The joints of fibrous insulation material shall be tightly butted and laced together with 1mm dia galvanised lacing wire. 3. Insulation thickness more than 75mm shall be in multi layers. 4. Each layer of the piping insulation shall be secured firmly in place with atleast 3 loops of 24SWG thick x 12mm wide SS bands, one loop to be placed not more than 75mm from each end and atleast one loop shall be equally spaced betweeen two end loops. 5. Shells of equipments shall be secured by 24SWG thick x 20mm wide SS bands at every 225mm c/c 6.The item includes disposal of the debris to the directed place within 2km lead as per the direction of Engineer-in-Charge. " 10.163 LRB mattress of density 100 kg/cum - 50mm Thick 10.164 LRB mattress of density 100 kg/cum -75mm Thick 10.165 Surface cleaning to Sa 2-1/2 Swedish Specification by Grit/shot blasting (extra over St-2 / St-3 cleaning) by using abrasive materials of size range 16 to 30 (~0.6 to 1.2 mm) mesh like copper grit / shot etc as per relevant standard and direction of Engineer -in -Charge on pipelines to Sa 2-1/2 Sweedish specifications in position at all heights including all materials, equipments, tools and plants, consumables, labour etc complete in all respect as directed by Engineer-in-Charge but excluding cost of scaffolding. Compressed Air shall be in the scope of contractor (Contractor will have to make is own arrangement for compressor etc. for arranging required air for blasting). 10.166 PIPE Dia NB 50 10.167 PIPE Dia NB 80 10.168 PIPE Dia NB 100 10.169 PIPE Dia NB 150 10.17 PIPE Dia NB 250 10.171 Shutdown Factor @25% on SOR rates (Item 10 - 1520)
|
