| 1 | 1 | VGTPS-Phase-I - Cutting & Replacing of old corroded Gas pipe lines by new gas pipelines including charges for preheating, postheating, stress relieving and Radiography testing. | BI01010001010000000000000515BI0100001112 | | |
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| 2 | 1.01 | Charges for transportation of new pipe line, from stores to GBC site area and devolution of scrap material after completion of work | BI01010001010000000000000515BI0100001113 | 1 | LS |
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| 3 | 1.02 | Charges for cutting the existing corroded gas pipelines from M/s. Gail Terminal to Gas Scrubber, providing scaffolding wherever necessary, erection of new pipeline of size 350NB (Sch 40), Edge preparation, taking grooves required for welding, welding the pipelines joints by IBR welder, provision for insertion of thermowell, gauges, gas vents, base pipeline support etc., wherever necessary, root run by TIG and filling by arc welding using filler rod, TGS - M wire and special welding electrodes, Argon gas, Tungsten rod, etc., preheating, post heating and stess relieving of welding joints as per the direction of Engineer-in-charge. | BI01010001010000000000000515BI0100001114 | 30 | Joints |
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| 4 | 1.03 | Charges for cutting the existing corroded gas pipelines from Gas Scrubber to suction valve of GBC#1, providing scaffolding wherever necessary, erection of new pipeline of size 400NB (Sch 40), Edge preparation, taking grooves required for welding, welding the pipelines joints by IBR welder, provision for insertion of thermowell, gauges, gas vents, base pipeline support etc., wherever necessary, root run by TIG and filling by arc welding using filler rod, TGS - M wire and special welding electrodes, Argon gas, Tungsten rod, etc., preheating, post heating and stess relieving of welding joints as per the direction of Engineer-in-charge. | | 15 | Joints |
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| 5 | 1.04 | Charges for cutting the existing corroded gas line reducer (200NB) before and after the pressure control valve of GBC, root run by TIG and filling by arc welding using filler rod, TGS - M wire and special welding electrodes, Argon gas, Tungsten rod, etc., preheating, post heating and stess relieving of welding joints as per the direction of Engineer-in-charge. | | 2 | Joints |
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| 6 | 1.05 | Charges for cutting the old damaged 3/4\" gate valve in the compressor drainline by cutting wheel, erection of new 3/4\" gate valve edge preparation of both ends V-groove by grinding in the existing vent line, aligning & positioning the valve by tag welding, completion of welding using special welding electrode in the drainline of LP & HP compressor of both GBC #1& #2 as per the direction of Engineer-in-charge. | | 32 | Joints |
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| 7 | 1.06 | Charges for conducting radiography test on 15 joints (randomly) including cost of film developing and transportation etc., | | 15 | Joints |
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| 8 | 1.07 | Hire charges for Escorts crane (12T) for lifting, transporting, positioning etc., | | 15 | days |
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| 9 | 1.08 | Charges for making concrete block for pedestal for laying the pipes. | | 8 | Nos. |
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