GAIL India Limited Tender

SECTION-A (MAIN LINE WORKS)

PIPELINE LAYING / INSTALLATION (CARBON STEEL PIPES)

PIPELINE LAYING / INSTALLATION Laying/ installation of coated line pipe, associated fittings and accessories, etc. as per specifications, drawings, other provisions of Contract and instructions of Engineer-in-Charge, including but not limited to carrying out the following: "Receiving and taking-over", handling, loading, transportation and unloading of Owner supplied coated and bare line pipes and other Free Issue Materials from designated GAIL stock-yard to contractor storage yard/Work site including stringing on the pipeline Right-of-Use (ROU) / working corridor, Arrangement of all additional land required for Contractor's storage, Performing the additional survey wherein survey data is not sufficient in the opinion of Contractor, arrangement of working RoU/working corridor if RoU/working corridor width is not sufficient for equipment/ vehicle movement etc., access for construction (other than Owner provided ROU/working corridor; Developing necessary access way to the worksite, including earth filling, levelling, etc.; supply of all materials (except Owner supplied materials), consumables, equipment, labour, etc.; fabrication, Staking and installation of construction markers, clearing, grubbing, grading (as required) of Right of Use /working corridor,Cutting/ uprooting of shrubs, plants, vegetation within ROU/working corridor; Counting the number and type of trees cut in presence of DFO/concerned authorities and keeping record thereof; shifting of all obstruction within the ROU /working corridor/ pipeline route alignment viz. electrical line / pole (LT), telephone line (poles), foreign pipeline etc.; coordination with concerned authorities. Trenching to all depths and to a width to accommodate the pipeline with optical fiber cable (inside HDPE Duct) by excavation in all types of soil including boulders, pebbles, cobbles etc. except hard rock, NH (including service road)/SH (including service road)/RCC road (including service road) (in case of hard rock and NH/SH/RCC road, additional payment for hard rock breaking, NH/SH/RCC road cutting will be paid as per separate SOR line item), Cutting of National highway /State Highway / Asphalt / Bituminous / Concrete / Metal / Red stone roads / Pavement / Pavor block / Tiled / Bricklined etc (payment for restoartion of Asphalt / Bituminous / Concrete / Metal / Red stone roads / Pavement / Pavor block / Tiled / Bricklined will be paid as per separate SOR line item ), including additional trenching for seismic and other areas as specified,( Rate for laying of optical fibre cable and HDPE Duct not included here and same to be quoted against separate SOR item); Carrying out repairs of pipe and coating defects not attributable to Owner; Thorough internal cleaning of all pipes by suitable methods to remove debris, shots, grits etc.; Stringing of line pipes along ROU/working corridor including providing sand bags, soft padding/sand padding; Aligning, cold field bending, cutting and beveling (as required) of pipes for welding and field adjustments, NDT of re-beveled area, welding, carrying out destructive & non- destructive testing of welds required as per approved NDT specifications (including radiography) and providing all requisite equipment, labour, supervision, materials, films, consumables etc.; Taking DGPS coordinates of each weld joint (including tie in joints) and including the same in field inspection report. The coordinate must have X,Y,Z (ground level) along with depth of cover.carrying out repairs of weld joints as required, carrying out re- radiography and other non-destructive tests on repaired joints, etc.; Installation of carrier pipe including concrete coated pipes (wherever required),