Liquidation of NMI Jobs in OMS-I and II areas at CPCL Manali Chennai - 600068

ALL WELDING JOBS (HOT WORK) SHALL BE DONE WITH CONTRACTOR'S POWER BY MOBILISING SUFFICIENT QUANTITIES OF POWER GENERATORS INCULDING SUPPLY OF DIESEL AND REQUIRED QUANTITIES OF WELDING MACHINES / GENERATORS.

Carbon Steel Piping Work

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, under ground , 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 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 inclusive of fabrication, laying, erection, welding, providing shoe supports, pads at support locations, flushing of the new piping system, offering stagewise inspection.

SOCKET WELDING - ALL ELEVATIONS

Carbon Steel - Socket / fillet welding Joint

BUTT WELDING - All ELEVATION AND ALL THICKNESS USING E-6010/E-6013 / E-7018 ELECTRODES

Carbon Steel - Butt welding Joint (Root E-6010 / Filling E-6013 / E-7018)

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.

Patch plate welding - Carbon steel - upto 10 mm thickness using E 6013 electrodes - Patch welding includes patch welding in Tanks, Pipe lines, other static vessels etc.,