Industries And Commerce Department Tender

PIPELINE LAYING/ INSTALLTION (SECTION-A: FROM DISPATCH TERMINAL TO SV-01(A) (APPROX. 9.4 KM))

PIPELINE LAYING/ INSTALLTION: Laying/ installation of coated/ bare 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 externally & internally corrosion coated and bare line pipes from designated place(s) of issue/ dump site(s) to Contractor's own stock-yard(s)/ workshop(s)/ work-site(s) including stringing on the pipeline Right-of-Use (ROU)/ Right of way (ROW); "Receiving and taking over", handling, including loading and unloading, transportation of Owner supplied materials other than line pipe from Owner's designated place(s) of issue to worksite(s); Arrangement of all additional land required for Contractor's storage, fabrication, access for construction (other than Owner provided ROU/ ROW); supply of all materials (except Owner supplied materials), consumables, equipment, labour, etc; Staking and installation of construction markers, clearing, grubbing, grading (as required) of Right of Use/ Right of Way; Counting the number and type of trees cut in presence of DFO/ concerned authorities and keeping record thereof; Trenching to all depths and to a width to accommodate the pipeline and/ or optical fiber cable/ cable conduit as specified in scope document and as per the relevant standards, specifications, etc. by excavation in all types of soils (including soft/ hard rock), including blasting, chiseling or otherwise cutting etc.; providing trench padding as required with sand/ graded earth approved by Engineer-in Charge; Carrying out repairs of pipe and coating defects not attributable to Owner (i.e. defects occurring after "taking over" of pipes from Owner); Thorough internal cleaning of all pipes by suitable methods to remove debris, shots, grits etc. to the satisfaction of Engineer-in- Charge; Stringing of line pipes along ROU/ ROW including providing straw bags, soft padding/ sand padding; Aligning, bending, cutting and beveling (as required) of pipes for welding, installation of Induciton bend along the route, and field adjustments, NDT of re-bevelled area, welding, carrying out destructive/ non-destructive testing of welds as required including radiography and providing all requisite equipment, labor, supervision, materials, films, consumables, all facilities and personnel to process, develop, examine and interpret radiographs and other tests, as required; carrying out repairs of weld joints found defective by Engineer-In-Charge, carrying out re-radiography and other non-destructive tests as required on repaired joints, etc.; Installation of carrier pipe including concrete coated pipes (wherever required) at all crossings including roads/ canals/ nala/ water crossings etc. (except at major water and other crossings that are specifically covered separately in this document) by open cut or Jacking/ boring method including pre-testing as required; Carrying out installation of carrier pipe in the casing pipe at cased crossings (excluding supply and installation of casing pipes covered separately); Coating of all field weld joints , buried fittings (as applicable), valves (as applicable) etc.; Lowering the pipelines in trench including providing sand bag separators for parallel pipelines at the specified spacing (when applicable), providing required padding over and around the pipeline with sand/ graded material approved by Engineer-In-Charge (in rocky areas), supply and instalation of warning mat, backfilling with available, approved excavated material and/or other suitable soil approved by Engineer-In-Charge; Supply and installation of slope breaker as per specifications and drawings in steep slope areas, wherever required; Carrying out hydrostatic testing including air cleaning, flushing, filling, gauging, pressurization of complete pipeline in various test sections as approved by Engineer- In-Charge to the specified test pressure, providing all equipment, pumps, fittings, instruments, dead weight tester, all types of pigs etc., and services, supervision, labour, consumables, water including supply of corrosion inhibitor, air, etc. as required, locating of leaks and rectification of defects attributable to Contractor, re-testing after rectification, successful completion of hydrotesting of pipeline (De-watering covered else where in the SOR); All tie-ins (hook up), including the tie-in(s) with the pipeline/ piping installed by other contractor including cutting of test header, re-beveling as required; Carrying out all temporary, ancillary, auxiliary works and all incidental works required to make the pipeline ready for pre-commissioning; Repair of defects recorded during EGP/ gauge plate run or otherwise including cutting, beveling, welding, radiography, field joint coating (internal as well as external) etc; as applicable, Final clean-up and restoration of right of way/ right of use including obtaining NOC from respective statutory authorities as required and disposal of debris and returning all surplus material to designated disposal areas/ storage yard, as directed by Engineer-In-Charge; Restoration of land, facilities and boundary wall etc. at associated facilities dismantled/ damaged by the Contractor during construction; Obtaining work permits/ NOC from various statutory authorities having jurisdiction, before execution of the work, and complying with allstipulation/ conditions/ recommendation of the said authorities; Preparation of as-built drawings, pipe-book and other records. SOR shall be read in conjuction with scope of work, job specific requirements, specifications,standards, drawings and other provision of contract document. All above works for buried pipeline as per following details- Notes: 1. This item shall include any additional topographical & geotechnical investigations for local detours or at any other place as per scope of work, if required. 2. Contractor shall propose corrosion inhibitor for hydrotest and same shall be approved by Engineer-In-Charge.

Installation of Coated Line Pipes as per following details ( Pipe OD - 406.4 mm (16"), Wall Thickness - 11.13 mm, Pipe Grade - API 5L Gr X-65, PSL2 , External Coating - 3 LPE & Internal Epoxy Coated ) Note: Trench in all soft and hard rock incuding supply of Padding.