Chennai Petroleum Corporation Limited-CPCL has published Ss Duplex Bundle Replacement Jobs In Pant-212 ( Isom ) During Plant-212 Idle Shutdown , 2021 At Cpcl-Manali Ss Duplex Bundle Replacement Jobs In Pant-212 ( Isom ) DuringPlant-212 Idle Shutdown , 2021 At Cpcl-Manali. Submission Date for this Tender is 11-03-2021. Bolts Tenders in CPCL, Manali - Chennai. Tamil Nadu. Bidders can get complete Tender details and download the document.
| Name of Work: SS Duplex bundle replacement jobs in Pant-212 (ISOM) during Plant-212 Idle Shutdown, 2021 at CPCL-Manali | |||||
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| Sl. No. | Item Description | Item Code / Make | Quantity | Units | |
| 1 | 10 | PART - A - LUMPSUM JOBS | Item 00010 | ||
| 2 | 10.01 | PART - A - LUMPSUM JOBS: Lumpsum rate for carrying out maintenance activities on the following Equipments as per the enclosed scope of work, detailed work package and as per all other annexures.Refer work package for list of jobs excluded from lumpsum scope. | Item 10.10 | ||
| 3 | 10.02 | EXCHANGER MAINTENANCE JOBS | Item 10.20 | ||
| 4 | 10.03 | 212-E-14 HEARTCUT NAPTHA TRIM COOLER. | Item 10.30 | 1 | LS |
| 5 | 10.04 | 212-E-16 RECYCLE TRIM COOLER. | Item 10.40 | 1 | LS |
| 6 | 10.05 | 212-E-30 LEAN OIL TRIM COOLER. | Item 10.50 | 1 | LS |
| 7 | 10.06 | 212-E-56 REFRIGERANT CONDENSER. | Item 10.60 | 1 | LS |
| 8 | 10.07 | 212-E-12 HEARTCUT NAPTHA SPLITTER CONDENSER. | Item 10.70 | 1 | LS |
| 9 | 10.08 | 212-E-21 ISOM STABILIZER TRIM CONDENSER. | Item 10.80 | 1 | LS |
| 10 | 10.09 | 212-E-31 LPG STRIPPER CONDENSER. | Item 10.90 | 1 | LS |
| 11 | 10.1 | 212-E-11 AMAKE-UP COMP INT ST COOLER. | Item 10.100 | 1 | LS |
| 12 | 10.11 | 212-E-11 BMAKE-UP COMP INT ST COOLER. | Item 10.110 | 1 | LS |
| 13 | 10.12 | 212-E-15 C7+ CUT NAPHTHA COOLER. | Item 10.120 | 1 | LS |
| 14 | 10.13 | 212-E-06 RAECTOR EFFLUENT TRIM COOLER. | Item 10.130 | 1 | LS |
| 15 | 10.14 | 212-E-09 NHDT STRIPPER OVER HEAD TRIM CONDENSER. | Item 10.140 | 1 | LS |
| 16 | 20 | PART - B - UNIT RATE JOBS | Item 00020 | ||
| 17 | 20.01 | PART - B - UNIT RATE JOBS | Item 20.10 | ||
| 18 | 20.02 | SUPPLY, ERECTION & DISMANTLING OF STEEL SCAFFOLDING: For External purpose - Insulation removal, thickness gauging, NDT jobs</> </> The job includes supply, transportaiton of scaffolding materials is in contractors scope of supply , erection of scaffolding at site covering the areas specified including providing vertical posts of pipes at inter distance of 1.5m and horizontal numbers at a inter distance of 0.5 to 0.75 meter, providing rods at corners to give sufficient strength to the structure, placing the steel planks / FRP gratings on top for making sufficient area. Dismantling scaffolding after completion of job. Necessary quantity of scaffolding pipes at various lengths, rolling / fixed clamps, metal jolley including all tools, tackles, consumables, labours and contractor's supervision to be mobilised for completion of the jobs scope. NOTE: i) For measurement in SQM : 2( Length + Width) x height area covered by the scaffolding is to be taken. ii) 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. Remarks: (i) Mode of measurement for the above items shall be in meter square. Measurement shall be taken as 2 times length + bredth multiplied by height. This shall be applicable for outside of the confined space. (ii) For scaffolding erected from any platform,height of the scaffolding shall be taken from the platform i.e platform shall be taken as zero meter level. (iii) In addition to above for any other locations the measurement of EIC shall be final and binding to contractor. (iv) Erection of scaffolding and removal / dismantling of the same scaffolding after completion of job shall be considered as completed job. No separate payment for removal of scaffolding shall be made. | Item 20.20 | ||
| 19 | 20.03 | Supply, Scaffolding Erection & Dismantling (External) | Item 20.30 | ||
| 20 | 20.04 | Up to 6m height. | Item 20.40 | 100 | M2 |
| 21 | 20.05 | Above 6 m up to 10 m height. | Item 20.50 | 50 | M2 |
| 22 | 20.06 | Above 10 m up to 20 m height. | Item 20.60 | 50 | M2 |
| 23 | 20.07 | Above 20 m up to 30 m height. | Item 20.70 | 50 | M2 |
| 24 | 20.08 | intermediate platform. | Item 20.80 | 25 | M2 |
| 25 | 20.09 | BLINDING AND DE-BLINDING: The job includes collection & transportation of required quantity of materials like blinds, gaskets, fasteners, etc., from owner's storage point, loosening & tightening of studs (cold / gas cutting if required), wedge opening, cleaning of flanges, insertions and removal of blind & gaskets, providing new gaskets after removal of blinds, overhauling of fasteners using oil, replacing the defective studs / nuts to ensure zero leak of joints including hot bolting. The job also includes supplying of all types of tools & tackles, lifting arrangements like chain pulley blocks, machineries, all consumables and labour to complete the job in all respects, transportation of unused materials to owner's storage point and dumping the generated scrap material to designated area as per EIC instructions. NOTE: (1) Nominal diameter of the flanges shall be taken for all measurements. (2) In case of either one of the activity like Blinding or de-blinding arise, 50% of the applicable rate shall be paid for the single activity. (3)This rate will be applicable only for the pipeline replcement job / modification jobs only. For all other jobs bliding & deblinding is included inlumpsum. | Item 20.90 | ||
| 26 | 20.1 | Blinding and deblinding for 150# & 300# ratings: | Item 20.100 | ||
| 27 | 20.11 | Blinding & Deblinding - Size Upto 1-1/2 inch dia. | Item 20.110 | 10 | EA |
| 28 | 20.12 | Blinding & Deblinding - Size 2 inch dia. to 5 inch dia. | Item 20.120 | 10 | EA |
| 29 | 20.13 | Blinding & Deblinding - Size 6 inch dia. to 10 inch dia. | Item 20.130 | 5 | EA |
| 30 | 20.14 | Blinding & Deblinding - Size 12 inch dia. to 16 inch dia. | Item 20.140 | 5 | EA |
| 31 | 20.15 | Blinding & Deblinding - Size 18 inch dia. to 24 inch dia. | Item 20.150 | 5 | EA |
| 32 | 20.16 | REMOVAL / INSTALLATION / REFIXING OF FLANGED VALVES | Item 20.160 | ||
| 33 | 20.17 | <H>Removal of Flanged valves (Other than safety valves)</> The job includes removal of flanged valves at all grades & elevations by de-bolting / cold cutting / gas cutting and transportation of the valve to the maintenance valve shop or any other designated place inside the refinery premises for repair / disposal. The job also includes supplying of all types of tools & tackles, lifting arrangements like chain pulley blocks, dumping the generated scrap material to the designated area, all consumables and labour to complete the job in all respects. | Item 20.170 | ||
| 34 | 20.18 | Valve rating - 150# & 300# | Item 20.180 | ||
| 35 | 20.19 | Removal of valves - Size 2 inch dia. to 3 inch dia. | Item 20.190 | 1 | EA |
| 36 | 20.2 | Removal of valves - Size 4 inch dia. to 6 inch dia. | Item 20.200 | 1 | EA |
| 37 | 20.21 | Removal of valves - Size 8 inch dia. to 10 inch dia. | Item 20.210 | 1 | EA |
| 38 | 20.22 | Removal of valves - Size 12 inch dia. to 14 inch dia. | Item 20.220 | 1 | EA |
| 39 | 20.23 | Installation of Flanged valves (Other than safety valves): The job includes transportation of valves, gaskets, fasteners, etc., from the owner's storage point or valve maintenance shop, cleaning, checking, tightening the gland, greasing & freeing up etc., servicing of all the fasteners using oil, replacing with new fasteners wherever required, hydrotesting the valve if required, at the specified pressure at valve maintenance shop, installation of flanged valve at all heights & grades using proper gaskets & studs. The job also includes supplying of all types of tools & tackles, lifting arrangements like chain pulley blocks, dumping the generated scrap material to the designated area, all consumables and labour to complete the job in all respects. | Item 20.230 | ||
| 40 | 20.24 | Valve rating - 150# & 300# | Item 20.240 | ||
| 41 | 20.25 | Installation of valves - Size 2 inch dia. to 3 inch dia. | Item 20.250 | 1 | EA |
| 42 | 20.26 | Installation of valves - Size 4 inch dia. to 6 inch dia. | Item 20.260 | 1 | EA |
| 43 | 20.27 | Installation of valves - Size 8 inch dia. to 10 inch dia. | Item 20.270 | 1 | EA |
| 44 | 20.28 | Installation of valves - Size 12 inch dia. to 14 inch dia. | Item 20.280 | 1 | EA |
| 45 | 20.29 | REMOVAL & REFIXING OF FLANGED SAFETY VALVES: The job includes removal of flanged safety valves at all grades & elevations by de-bolting / cold cutting / gas cutting, providing a temporary blind flange at the inlet & outlet of safety valve, providing identification mark on the safety valve with a tag and transportation of the valve to the maintenance valve shop for servicing / testing. The job also includes transportation of safety valves from maintenance valve shop after servicing & testing, servicing of all the fasteners using oil, replacing with new fasteners wherever required, installation of the safety valve at all heights & grades using proper gaskets & studs. The job also includes supplying of all types of tools & tackles, lifting arrangements like chain pulley blocks, machineries, all consumables and labour to complete the job in all respects, transportation of required materials like gaskets & fasteners from owner's storage point, transportation of unused materials to owner's storage point and dumping the generated scrap material to designated area as per EIC instructions. | Item 20.290 | ||
| 46 | 20.3 | Upto 15 metres elevation from ground level | Item 20.300 | ||
| 47 | 20.31 | Valve rating - 150# & 300# - Upto 15 metres elevation from ground level | Item 20.310 | ||
| 48 | 20.32 | Removal & re-fixing of Safety / relief vavles - Size Upto 3 inch dia. | Item 20.320 | 1 | EA |
| 49 | 20.33 | Removal & re-fixing of Safety / relief vavles - Size Above 3 inch dia. & upto 6 inch dia. | Item 20.330 | 1 | EA |
| 50 | 20.34 | Removal & re-fixing of Safety / relief vavles - Size Above 6 inch dia. & upto 10 inch dia. | Item 20.340 | 1 | EA |
| 51 | 20.35 | Valve rating - 600# & 900# - Upto 15 metres elevation from ground level | Item 20.350 | ||
| 52 | 20.36 | Removal & re-fixing of Safety / relief vavles - Size Upto 3 inch dia. | Item 20.360 | 1 | EA |
| 53 | 20.37 | Removal & re-fixing of Safety / relief vavles - Size Above 3 inch dia. & upto 6 inch dia. | Item 20.370 | 1 | EA |
| 54 | 20.38 | Removal & re-fixing of Safety / relief vavles - Size Above 6 inch dia. & upto 10 inch dia. | Item 20.380 | 1 | EA |
| 55 | 20.39 | Dismantling & Removal of Piping: The job involves removal of existing above ground, under ground, overhead insulated or uninsulated or steam traced piping including all types of fittings like elbows / tees / reducers, etc., flanges, valves, all types of instruments, supports by cold cutting / gas cutting / grinding, etc., at all locations at all grades & elevations without damaging any other portion of the existing unit, lowering down the same to ground level, transportation of the same to the designated area as per the instructions of Engineer-in-charge. The insulation materials to be removed from the pipes and transported to their respective designated locations as per EIC. The job also includes supplying of all types of tools & tackles, lifting arrangements like chain pulley blocks, machineries, all consumables and labour to complete the job in all respects. | Item 20.390 | ||
| 56 | 20.4 | Dismantling & removal of Piping - Carbon steel / Alloy steel | Item 20.400 | ||
| 57 | 20.41 | Dismantling & removal of Piping - Carbon steel / Alloy steel. | Item 20.410 | 250 | IM |
| 58 | 20.42 | Concrete dismantling (PLAIN and REINFORCED): Demolishing plain cement concrete in foundation and super structure including disposal of unserviceable material upto 3KM lead as directed and serviceable materials to stores including scaffolding, all labour, tools supervision, safety permits, safety precaution etc. complete. The job also includes supplying of all types of tools & tackles, machineries, all consumables and labour to complete the job in all respects as per EIC instructions. The job involves dismantling of reinforced cement concrete pavements including cutting of reinforcement bars, returning of scrap steels to designated area, breaking the RCC work into pieces and disposal of unserviceable material upto 3.0km lead as directed , etc. as per the direction of the Engineer-in-charge. | Item 20.420 | ||
| 59 | 20.43 | Dismantling Plain cement concrete (PCC). | Item 20.430 | 5 | M3 |
| 60 | 20.44 | Dismantling Reinforced cement concrete (RCC). | Item 20.440 | 5 | M3 |
| 61 | 20.45 | Earth work excavation & back filling: The job involves earth work excavation below ground level upto 2 metres depth & to a required width for laying underground piping in all types of soils including removal of vegetation, if required, dressing of sides, levelling, grading, ramming of bottom, back filling on completion of laying of pipes with available excavated soil, watering, rolling, ramming of by manual methods / mechanical compactors, dressing, trimming, etc. The job also includes supplying of all types of tools & tackles, machineries, all consumables and labour to complete the job in all respects as per EIC instructions. | Item 20.450 | ||
| 62 | 20.46 | Earth work excavation & back filling - Upto 2 metres depth. | Item 20.460 | 2 | M3 |
| 63 | 20.47 | Dewatering - with Contractor's pump: The job involves pumping out of water including dewatering oily water mixed with muck / sludge etc. from trenches, pits etc. by contractor's own pump as per the direction of the Engineer-in-charge. The job also includes supplying of all types of pumps, tools & tackles, hoses, fuel, all consumables and labour to complete the job in all respects as per EIC instructions. | Item 20.470 | ||
| 64 | 20.48 | Hire charges for 5 HP Diesel driven dewatering pump with all accessories including hoses along with one operator - For 8 Hrs. (Unit of Measurement EA = Shift (8 Hrs)) | Item 20.480 | 2 | EA |
| 65 | 20.49 | Carbon Steel Piping Work - Above ground & Below Ground: The job includes transporation of all free issue materials from owner's storage point to work site, handling at site, cutting, bevelling, fabrication, laying, welding & erection of carbon steel piping at all locations above ground level, overhead, over sleepers, piperacks, crossovers, pipe sleeves, trenches, stand posts, connecting with equipments & nozzles, providing tappings from the existing pipelines at all grades & elevations including under road culverts. The piping job includes all modification and replacement jobs involving pipes & all types of fittings like elbows / tees / reducers / half coupling / full coupling, etc., all types of flanges like slip on / raised face, etc., all types of inline instruments like rotameter / pressure gauges / thermowells, etc., valves, expansion joints, steam traps, orifice assemblies, strainers, vents, drains, funnels, etc., of different schedules, pressure ratings and for various temperature applications The piping job includes providing shoe supports, pads at support locations, reinforcement pads, etc., wherever required. The job includes flushing, preparing work area for executing hot work, bending to suit the contours wherever required, socket, fillet, butt welding using E 6010 / E 6013 / E 7018 electrodes / ER 70S2 filler wire as required, Post weld heat treatment (PWHT - stress relieving) after welding wherever required, DPT wherever required, hydraulic / pneumatic test as per codes, specification, drawings and draining of water & drying with compressor air after hydrotest. The job also includes supplying of all types of tools & tackles, lifting arrangements like chain pulley blocks, machineries, all consumables and labour to complete the job in all respects, returning back the unused materials to owner's storage point and dumping the generated scrap material to the designated area as per EIC instructions. The rates for the following items shall be exclusive of blinding & deblinding, radiography, stress relieving, reinforcement pad welding, removal of old piping for replacement and erection & removal of scaffolding.</> <H>The rates for the following items shall be inclusive of fabrication, laying, erection, welding, providing shoe supports, pads at support locations, flushing of the piping system, offering stagewise inspection, hydrotesting, draining / drying of the piping system and removal of insulation wherever required. WITH CPCL SUPPLY OF FREE POWER & CONTRACTOR'S WELDING MACHINE. NOTES FOR SOR SL. NOS (1) Thickness of piping for measurement shall be based on the relevant ANSI or equivalent standards. (2) The finished weld joint elevation at site shall be taken as reference for measurement, wherever applicable. (3) The rates for socket & fillet welding in piping shall remain same for all thickness and elevations as per SOR. (4) Rate for weld joints of vents & drains shall be paid on actual measurement using the applicable SOR. (5) For reinforcement pad welding, the rates shall be paid separately as per SOR. (6) Fabrication & welding of pipe shoe supports & pad at support locations are included in SOR and will not be considered for measurement. (7) For scaffolding work wherever required, rates shall be paid separately as per SOR. (8) For blinding & deblinding wherever involved, rates shall be paid separately as per SOR. (9) For stress relieving of weld joints, rates shall be paid separately as per SOR. (10) In case of replacement of existing piping, rates for removal of old pipelines shall be paid separately as per SOR. (11) During hydrotesting of the above piping jobs, some portions of the existing piping in the circuit required to be hydrotested depending on the blinding and the same is included in the applicable welding SOR. (12) Radiography of weld joints is not included in SOR and rate shall be as per SOR. (13) For removal and refixing of Flanged valves, rates shall be paid separately as per SOR. (14) Wrapping & coating of pipelines is not included in SOR. | Item 20.490 | ||
| 66 | 20.5 | SOCKET WELDING - ALL ELEVATIONS | Item 20.500 | ||
| 67 | 20.51 | Carbon Steel - Above ground Piping - Socket / fillet welding Joint - <H> <U>With Hydrotest | Item 20.510 | 250 | ID |
| 68 | 20.52 | Carbon Steel - Above ground Piping - Socket / fillet welding Joint - <H> <U>Without Hydrotest | Item 20.520 | 100 | ID |
| 69 | 20.53 | BUTT WELDING - USING E-6010/E-6013 / E-7018 ELECTRODES | Item 20.530 | ||
| 70 | 20.54 | Carbon Steel - Above ground Piping - Butt welding Joint - Upto 8.8 mm thickness - With hydrotest | Item 20.540 | 100 | ID |
| 71 | 20.55 | Carbon Steel - Above ground Piping - Butt welding Joint - Upto 8.8 mm thickness - Without hydrotest. | Item 20.550 | 50 | ID |
| 72 | 20.56 | Carbon Steel - Above ground Piping - Butt welding Joint - Above 8.8 mm and upto 12.7 mm thickness - With hydrotest. | Item 20.560 | 50 | ID |
| 73 | 20.57 | Carbon Steel - Above ground Piping - Butt welding Joint - Above 8.8 mm and upto 12.7 mm thickness - Without hydrotest. | Item 20.570 | 50 | ID |
| 74 | 20.58 | Patch plate welding - Carbon steel | Item 20.580 | ||
| 75 | 20.59 | Patch plate welding - Carbon steel - using E 6013 electrodes. The job includes collection & transportation of required materials from owner's storage point, marking to the required size, cutting, bending to the desired curvature wherever required, edge preparation, fit up & fillet welding on all four sides using E 6013 electrodes, flushing the finished weld surface by grinding and offering DPT at all grades & elevations. The job also includes supplying of all types of tools & tackles, lifting arrangements like chain pulley blocks, machineries, all consumables and labour to complete the job in all respects, transportation of unused materials to owner's storage point and dumping the generated scrap material to designated area as per EIC instructions. NOTE: (1) The above rates are applicable for all external welding jobs. | Item 20.590 | ||
| 76 | 20.6 | Patch plate welding - Carbon steel - Upto 6 mm thickness. | Item 20.600 | 2 | M |
| 77 | 20.61 | Patch plate welding - Carbon steel - Upto 8 mm thick. | Item 20.610 | 2 | M |
| 78 | 20.62 | Gas Cutting of Plates - Carbon Steel / Alloy steel: The job includes gas cutting of carbon steel / Alloy steel plates at all heights & grades including area preparation for hot work. The job also includes supplying of all types of tools & tackles, machineries, gas, all consumables and labour to complete the job in all respects and dumping the generated scrap material to designated area as per EIC instructions. | Item 20.620 | ||
| 79 | 20.63 | Gas Cutting of Plates - Carbon Steel / Alloy steel - Thickness upto 6 mm. | Item 20.630 | 10 | M |
| 80 | 20.64 | Gas Cutting of Plates-Carbon Steel / Alloy steel-Thickness 8 mm. | Item 20.640 | 10 | M |
| 81 | 20.65 | FILLET WELDING | Item 20.650 | ||
| 82 | 20.66 | Fillet welding - Carbon Steel (Using E-6013 Electrode): The job includes flushing, preparing work area for executing hot work, grinding, fillet welding on plate surfaces using E 6013 electrodes at all grades & elevations. The job also includes supplying of all types of tools & tackles, machineries, all consumables and labour to complete the job in all respects as per EIC instructions. | Item 20.660 | ||
| 83 | 20.67 | Fillet welding - Carbon Steel - 5 to 6 mm thickness using E 6013 electrodes. | Item 20.670 | 10 | M |
| 84 | 20.68 | Fillet welding - Carbon Steel - 8 mm thickness using E 6013 electrodes. | Item 20.680 | 10 | M |
| 85 | 20.69 | Fabrication & erection of structurals: The job includes fabrication and erection of carbon steel structurals in position such as platforms, ladders, stairs, brackets, pipe supports, pipe shoe, using the structural materials like angles, flats, channels, beams, rounds, plates etc. at all grades & elevations. The job also includes transportation of the required structural materials from owner's storage point to worksite, cutting to the required size, bolting and / or welding of joints etc. as per drawings, specifications & instructions of EIC and preparing the area for hot work. The job also includes supplying of all types of tools & tackles, lifting arrangements like chain pulley blocks, machineries, all consumables and labour to complete the job in all respects, returning back the unused materials to owner's storage point and dumping the generated scrap material to designated area as per EIC instructions. NOTE: (1) For scaffolding work wherever required, rates shall be paid separately as per SOR. | Item 20.690 | ||
| 86 | 20.7 | Fabrication and erection of structurals | Item 20.700 | ||
| 87 | 20.71 | Fabrication and erection of structurals. | Item 20.710 | 1 | TO |
| 88 | 20.72 | Dismantling & Removal of Structurals / Gratings: The job involves removal of existing above ground, overhead structurals including platforms, ladders, GI & steel gratings by unfastening / cold cutting / gas cutting / grinding, etc., from various locations at all grades & elevations without damaging any other portion of the existing unit, lowering down the same to ground level, transportation of the same to the designated area or scrap yard as per the instructions of Engineer-in-charge including weighment of the material at the appropriate place within the refinery premises, if required. The job also includes supplying of all types of tools & tackles, lifting arrangements like chain pulley blocks, machineries, all consumables and labour to complete the job in all respects. : (1) For scaffolding work wherever required, rates shall be paid separately as per SOR. | Item 20.720 | ||
| 89 | 20.73 | Dismantling & Removal of Structurals / Gratings | Item 20.730 | ||
| 90 | 20.74 | Dismantling & Removal of Structurals / Gratings. | Item 20.740 | 1 | TO |
| 91 | 20.75 | Erection and welding of Platform / ladder gratings: The job includes erection & welding of gratings in position under the support structure in columns, vessels, tanks, staircase, platforms, step ladders, etc., at all grades & elevations with necessary corrections at work site on the supplied grating to fit to the site requirements. The job also includes transportation of the required structural materials from owner's storage point to worksite, cutting to the required size, bolting and / or welding of joints etc. as per drawings, specifications & instructions of EIC and preparing the area for hot work. The job also includes supplying of all types of tools & tackles, lifting arrangements like chain pulley blocks, machineries, all consumables and labour to complete the job in all respects, returning back the unused materials to owner's storage point and dumping the generated scrap material to designated area as per EIC instructions. | Item 20.750 | ||
| 92 | 20.76 | Erection and welding of Gratings | Item 20.760 | ||
| 93 | 20.77 | Erection and welding of Gratings upto 15 m elevation. | Item 20.770 | 1 | TO |
| 94 | 20.78 | Erection and welding of Gratings above 15 m elevation. | Item 20.780 | 1 | TO |
| 95 | 20.79 | STRESS RELIEVING - For Carbon steel welding job</> The job involves Post weld heat treatment (PWHT) / Stress relieving of carbon steel / alloy steel metal surfaces, weld seams or HAZ, etc., shop fabricated or site fabricated or existing piping / static equipment at all grades & elevation. The job also includes cleaning the adjoining surfaces, welding of required thermocouples, insulating the portion using super fine glass wool / asbestos tape, heating the metal surface using a induction heating equipment as per the requirement, ensuring uniform temperature attainment at all points, recording the temperatures by means of thermocouples / pyrometer / automatic temperature recorders suitably calibrated, removal of insulation, providing assitance for hardness testing, submitting recorded charts for approval, removal & dressing of thermocouple leads, etc., as per the instructions of EIC. The job also includes supplying of all types of tools & tackles, machineries, all consumables, labour & supervision to complete the job in all respects including transportation of all the required materials to the work site. | Item 20.790 | ||
| 96 | 20.8 | Stress Relieving - Pipe weld joints. | Item 20.800 | 75 | ID |
| 97 | 20.81 | RADIOGRAPHY: The job includes performing radiography examination of welds on piping & all type of equipments as per relevant ASME / ASTM standards & as per CPCL specification CPCL-INSP-RAD-01 at all grades & elevations with film width not less than 4 inches. The job also includes supplying of radiation source camera, other machineries required, all consumables required for filming & developing, transportation of camera, etc., area preparation before starting the job, labour, supervision to complete the job in all respects including preparation of developing chemicals, developing the films & submission of films for inspection review. Note: (1) For pipe weld joints, nominal diameter of the pipe shall be taken for measurement. (2)Payment shall not be permissible for repeated radiography for the same joints on repair work & poor radiography quality. | Item 20.810 | ||
| 98 | 20.82 | Pipe weld joints - Upto 2" nominal dia. (Unit of Measurement EA = Joint) | Item 20.820 | 5 | EA |
| 99 | 20.83 | Pipe weld joints - 3" nominal dia. (Unit of Measurement EA = Joint) | Item 20.830 | 5 | EA |
| 100 | 20.84 | Pipe weld joints - 4" nominal dia. (Unit of Measurement EA = Joint) | Item 20.840 | 5 | EA |
| 101 | 20.85 | Pipe weld joints - 6" nominal dia. (Unit of Measurement EA = Joint) | Item 20.850 | 5 | EA |
| 102 | 20.86 | Weld joint size - above 6" nominal dia and weld seams of storage tanks, pressure vessels and plate welds. (Unit of Measurement EA = Inch length of film) | Item 20.860 | 500 | EA |
| 103 | 20.87 | Supply and application of internal Painting of Exchanger components as per CPCL Painting system - XXVII: For certain heat Exchangers, components ( interior surfaces of channel head, channel cover, channel part partition plate & floating head) are to be painted as mentioned in the work package. After obtaining clearance, these components to be shifted to the designated place for Grit blasting and painting as per the system indicated. The job also includes supply of Necessary grits and grid blasting machines and mobile air compressors are in contractors scope. Safety precautions to be taken before grit blasting. Supply of necessary painting material from CPCL approved vendors. | Item 20.870 | ||
| 104 | 20.88 | Supply and application of internal painting as per enclosed CPCL Painting specification XXVII with surface prepation by metal grit blasting for Exchanger components internal surface.Paint application by air less spray. Necessary hopper and compressor and accesories to carryout the jobs is in contractor scope. | Item 20.880 | 30 | M2 |
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