Tender For Steel Pipeline Laying And Associated Works At Daman Ga; 1 LAYING & CONSTRUCTION OF 8” & 4” NB U/G STEEL PIPELINE NETWORK & ASSOCIATED WORKS 2 Laying Works: In Soft SoilLoading, Unloading material from CGS ,Excavation, trenching, pipe line laying, welding, Radiography (100%), joint coating, lowering, laying of warning mat, hydro testing, pipe line cleaning , swabbing, site restoration, installation of route marker (as per norms of PNGRB), submission of as built drawing and pipe book , testing and commissioning including Nitrogen Purging. 3 MATERIAL - Receiving and taking over as defined in the specifications, handling, loading, transportation and unloading of Owner supplied 3-Layer PE coated pipes & fittings from Owners designated stack-yard to Contractors stock yard/ workshop/ work-site. Execution of preliminary activities, preparation of drawings, wherever required for crossing etc. including handling, stacking, stringing on the pipeline in Right-of-Use/ pipeline route alignment. Carrying out inspection of company supplied materials including line pipes at the time of taking over, laying/ installation of coated line pipes, associated buried valves, flanges, Tees & fittings of all sizes. Making availability of additional lands required for Contractors storage, fabrication, access for construction etc. Procurement and supply of all materials (except Owner supplied materials), consumables, equipment, labour and other inputs. Carrying out all temporary, ancillary, auxiliary works required for ready for commissioning of pipeline as per drawings, specifications, codes,PNGRB regulations, T4S, other provisions of Contract document and instructions of Engineer I/C, including but not limited to carrying out the following works: 4 SURVEY - Surveying of route and detours required at the time of execution including marking the same in topographical sheet, preparation of construction drawings showing survey details, and submit same to Owner for review/ approval. 5 ROU - Clearing, Grubbing, Grading & Raking up of all kind of surface of any type including plants (excluding forest plants & trees which shall be under DFO/ Concerned Authority Instructions), shrubs, metal, concrete, bituminous, tiled, brick lined, soft rock etc. All tiles/ slabs/ curb stones etc. removed during excavation shall be placed properly. Any type of rake up surface to be restored to its original position. 6 TRENCHING - Trenching to all depths by excavation in all types of terrain/ strata including soft/ hard rock and various type of pavement/ footpath/ roads etc. including rock breaking, chiselling or otherwise cutting, excavation etc. asrequired and storing excavated soil, reusable materials at designated area as directed by Engineer in charge & as per the relevant standard/ specification etc. The minimum depth of the trench for laying of Steel pipeline shall be 1.5 - 2Mtrs. (as directed by Authority/E-I-C) measured from lowest available datum level adjacent to the trench or the periphery of the pipeline route. The depth may increase accordingly at places as per site condition or as per SCC/ OISD-141/ OISD- 226, PNGRB T4S, ASME Codes etc. whichever is higher. Clearing the bottom of trench by removing boulder, pebbles, etc. Undertaking proper safety measures, installing side plates/bracing etc. for protection of trench sides from collapsing.Dewatering of trenches to be done properly and no extra soil to be left over on roads/site. Excavation required for preparation of Tie-In Pits is covered in this item. No extra/separate claims/payments under any clause/condition shall be made. 7 WELDING & NDT – Checking, cleaning, aligning, bending, cutting and bevelling (if required) of pipes for welding and field adjustments including pipe fittings, welding, carrying out non-destructive testing of welds as required including 100% radiography by X-ray for Mainline welding & Gamma-Ray for Tie-In Joints of lowered section (in trench) only and providing all requisite equipment, labour, 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 tests as required on repaired joints. All tieing-in, including the tie-in(s) of the pipeline with the adjacent sections of pipeline includingcutting of test header, rebevelling as required, radiography and other NDT examination, joint coating as per specification. 8 COATING - Coating of field weld joints, bends, elbows, buried fittings and valves etc. including supply of coating materials etc. (i.e. heat shrinkable sleeves and high build epoxy etc.) as per Technical Specification compatible with 3 layer PE coating material of the line pipe. Carrying out repairs of pipe defects/ replacement in case of irreparable defects and repairs of defects of pipe coating not attributable to Owner including defects/ damages occurring duringtransportation/ handling. 9 LOWERING & BACKFILLING - Installation/ lowering the pipeline in trench to required depth, supply and placement of PE warning mat Anti-Rodent type as per approved specifications over the pipeline along the complete route, padding around pipeline with suitable approved soil including supply of padding material, backfilling with available & borrowed earth (if required), approved excavated material and/or other suitable soil by crowning. Supply and installation of slope breakers, wherever required or, as directed by Owner, Engineer–in–charge. Supply and installation of bank protection along with backfill materials duly approved by EIC for pipeline trench and banks falls under minor water body crossing as per technical specification & Std. Drg., wherever required or, as directed by Owner/ EIC. Training and diversions of streams in steep slope area, wherever required.Supplying and filling coarse sand under floors, in foundations, floor, trenches, plinth etc. including cost-of sand, royalty, transportation,loading, unloading, spreading in layersnot exceeding 20 cm., watering, ramming, compacting, dressing and levelling etc. complete in all respects inclusive of cost of all labour, materials, tools, tackles etc. as per drawings, specifications and direction of E-I-C. 10 RESTORATION - Supply and installation of construction markers (RCC Markers - to be installed at a distance of 50 mtr through out of pipeline), clearing, fencing, grubbing, cutting of trees, full filling all the requirements of various statutory/ environment authorities to the entire satisfaction of concerned authorities, grading of work area. Shifting of all obstruction within the ROU/ Pipeline route alignment viz. electrical lines/ poles, telephone line/ poles, etc. coordination with concerned authorities and obtain permissions from these authorities. Final clean- up of right-of-use or area disturbed by contractor during their construction activities for laying of pipeline works and disposal of debris and surplus material to designated disposal areas and backfilling of trench and compaction of thesame as per satisfaction of Owner and / Or as directed by Engineer I/C. 11 TESTING - Carrying out air cleaning, pigging, flushing, cleaning and hydrostatic testing of complete pipeline as per specification and approved by Engineer I/C to specified pressures indicated elsewhere and duration after stabilization as per specification, providing all equipment, pumps, fittings, instruments, dead weight tester, pressure recorder, thermocouples etc., and services, supervision, labour, consumables, water etc. as required and approved by Engineer I/C. 12 Carrying out GIS Data Collection & Entry for each Pipeline Assets / Cut Points / Jointers (Latitude / Longitude) With attributes as per satisfaction of Owner and / Or as directed by Engineer I/C.Submission of Data in the GIs format of. Shp,. Kml. Accuracy of the collection of assets / Cut points/ Joints to be in accuracy to be maintained 30cm -60cm. 13 AS-BUILT - Preparation of as-built drawings, pipe-books (3 hard copies of pipebook including as built drawings and 2 soft copies) All the works shall be executed in accordance with the provision of contract including carrying out all temporary/ ancillary/ auxiliary works required for the performance of the works and all other acts, deeds, matters and things necessary to make the pipeline ready for pre-commissioning activities. 14 4x 6.4mm Wall Thck X-42Pipeline Laying (1.5 m Pipe Top Cover) 15 INSTALLATION OF CARRIER PIPE BY HDD METHOD 16 SCOPE - Complete work of installation of carrier pipe at crossings or wherever required by HDD method for roads, nala, drain and canal wherever required in all types of soils/ murram and terrains including scope covered in Item A above but not limited to string preparation of pipes, welding, welding repair, radiography, coating of field joints with special type of Heat Shrink Sleeve (Dirax) and repair of pipeline coating with special repair patch materials as per Specification, pre- testing/ post testing etc. of complete string made for crossing. Rate for this SOR item for steel pipeline laying is inclusive of carrier pipe string preparation (Welding, NDT, Pretesting, Coating, Hydro testing, Pre-commissioning etc.).Incl.Installation of Warning Marker at Entry and Exit Point. 17 SURVEY - Pre-Construction survey based on site visit, collection of data (if required) from concerned Authority including design and detail engineering and making of crossing/ laying along route drawings for getting their approval from concerned Authority/ Engineer-in-Charge, getting work permit/ NOC for crossings as well as utility crossings (if any) encountered during crossings prior to start of the execution of work. Additional land required for placement of HDD equipments and/ or string preparation shall be in Contractors scope. 18 DRILLING - Drilling to required depth including maintenance/ restoration of drill hole in all types of soils/ murram/ mixed strata, all depth to accommodate the pipeline at all conditions encountered during crossing/ laying along route by approved HDD methods procedure for providing minimum cover specified in code/ specification/ PNGRB regulations or as decided by concerned authority, whichever is more. 19 RESTORATION - Backfilling of the ditch/ trench including restoration and clean-up of area and all other works including cleaning, gauging and final hydro testing etc. along with mainline works required as per specification, approved drawings, calculations, methods and to the satisfaction of Engineer I/C and/or as directed by concerned Authority. 20 INSTALLATION OF CARRIER PIPE BY HDD METHOD - Uncased CROSSING (SoftSoil) 21 4 NB Uncased crossing by HDD M/C 22 Copper Jumper ( 100mmx50mm) supply & installation 23 PERMANENT MARKERS 24 Permanent Markers supply, fabrication and installation of all types of permanent markers along the route including all associated civil works such as excavation in all types of soil, construction in all types of soil, construction of pedestals and grouting with concrete, clearing, supply and application of approved colour and quality of primer and paint (powder coated), stencil letter cutting for numbers, direction, chainage etc., restoration of area to original condition and performing all works as per drawing, specification and instruction of Owner/Owner’s Representative 25 PIPELINE MARKER(STEEL) (Directional Markers, Warning Markers, Kilomenter Markers.) 26 PLANT PIPING (ONLY FOR ABOVEGROUND WORKS/ CNG STATION/ DRS & MRS LOCATIONS) 27 Transportation of all piping items from Owners and/ or Contractors storage point to work at site/ workshop as applicable, complete work of fabrication, erection, painting, testing of pipes, flanges and fittings and making ready for further Commissioning/ Start-up of carbon steel piping of all sizes and ratings including supply of all consumables, equipment, manpower and other resources and execution of, but not limited to, the following works in accordance with relevant drawings, specification and instructions of Engineer-in-charge and as per all provisions of the CONTRACT DOCUMENT. 28 Preparation of isometric and fabrication drawings. Preparation of final bill of material based on piping GADs. Fabrication including cutting, edge preparation, inclusive of grinding the edges of pipes, fittings, flanges etc. to match with the matching edges of uneven/different thickness wherever required, welding, attachment of all pipe fittings like elbows, tees, reducers. Supply of all Outlets less than 2 NB size, all sizes of nipples and coupling etc. as required for completion of job. Weldolets, sockolets, flanges, vent and drain point connection etc., including providing stubbing connections, fabricated fittings and reinforcement pads etc.,as required. 29 Erection including prior cleaning, lifting, placing on pipe sleepers and supports, overhead on racks, skids and at all elevations including installation and carrying out connected activities for all types of valves including supply and fixing of gaskets, studs/ bolts, nuts wherever required for all sizes, levelling, aligning,joining of flanges, blind flanges, connecting with equipment, nozzles, strainers, tie- in with existing piping/facilities, etc. tapping for inline instruments like pressure gauges, thermo wells, sample connection, etc. Carrying out Non-destructivetesting as required. All butt welded fittings & flanges end shall generally match with connecting pipe wall thickness. However, in case of misalignment, Contractor shall have to do end preparation without any extra cost. 30 Surface preparation before application of primer by means of sand blasting including supply of approved quality of sand, manpower, machineries, tools & tackles to achieve required roughness as per specification and as per instruction of Engineer-in-charge. 31 Painting of entire system (including aboveground all pipes fittings, flanges and accessories) as per specifications suitable for highly corrosive area environment including supply of approved paints and primers, application of primer and paints, identification lettering/ numbering, colour coding, etc. as specified including rub down & touch up of shop primer or scrapping of shop primer wherever required by COMPANY and providing scaffolding for all heights etc. 32 Cleaning and flushing by water/ compressed air, testing of the systems including hydrostatic, pneumatic and any other type of testing as specified, draining, drying by compressed air/other methods approved by COMPANY. 33 Precommissioning & making operational all piping system and equipments. Commissioning Contractor scope shall provide all necessary assistance in term of supply of man-power, equipment, tools and tackles required amount of nitrogen for purging of entire terminal piping system including equipments etc. to the company during commissioning activities. 34 Completion of all such work in all respects as per scope of work and as per drawings, specifications and instructions of the COMPANY and keeping the system ready in all respects for further commissioning and start up. 35 Complete Carbon Steel aboveground Piping Work with painting including all fittings, flanges and supply of all required gaskets, studs bolts & nuts etc. 36 All Outlets less than 2 NB size, all sizes of coupling and nipples etc. as required shall be supplied by contractor but no separate payments shall be made as it is covered under erection rate. 37 All civil/ structural works including area fencing and gate, piping support etc. is covered in this item. 38 PIPING WORKS, 4, API 5L X 42 39 PIPING WORKS, 2, SCH 80, ASTM A 106 GR. B 40 4 NB 300#Insulating Joint Installation 41 Note:-Insulating Joint are free issue by Client 42 INSTALLATION OF CARRIER PIPE BY HDD METHOD 43 SCOPE - Complete work of installation of carrier pipe at crossings or wherever required by HDD method for roads, nala, drain and canal wherever required in all types of soils/ murram and terrains including scope covered in Item A above but not limited to string preparation of pipes, welding, welding repair, radiography, coating of field joints with special type of Heat Shrink Sleeve (Dirax) and repair of pipeline coating with special repair patch materials as per Specification, pre- testing/ post testing etc. of complete string made for crossing. Rate for this SOR item for steel pipeline laying is inclusive of carrier pipe string preparation (Welding, NDT, Pretesting, Coating, Hydro testing, Pre-commissioning etc.).Incl.Installation of Warning Marker at Entry and Exit Point. 44 SURVEY - Pre-Construction survey based on site visit, collection of data (if required) from concerned Authority including design and detail engineering and making of crossing/ laying along route drawings for getting their approval from concerned Authority/ Engineer-in-Charge, getting work permit/ NOC for crossings as well as utility crossings (if any) encountered during crossings prior to start of the execution of work. Additional land required for placement of HDD equipments and/ or string preparation shall be in Contractors scope. 45 DRILLING - Drilling to required depth including maintenance/ restoration of drill hole in all types of soils/ murram/ mixed strata, all depth to accommodate the pipeline at all conditions encountered during crossing/ laying along route by approved HDD methods procedure for providing minimum cover specified in code/ specification/ PNGRB regulations or as decided by concerned authority, whichever is more. 46 RESTORATION - Backfilling of the ditch/ trench including restoration and clean-up of area and all other works including cleaning, gauging and final hydro testing etc. along with mainline works required as per specification, approved drawings, calculations, methods and to the satisfaction of Engineer I/C and/or as directed by concerned Authority. 47 4 NB Uncased crossing by HDD M/C (Rocky Strata) 48 INSTALL,& SUPPLY TEST LEAD POINT, CATHODIC PRTNLine text: Excavation + Cable Laying + backfilling + Diagram Plate + Pin Brazing +Diagram Plate + Painting + TLP Box 49 TLP Type A 50 INSTALL,& SUPPLY TEST LEAD POINT, CATHODIC PRTNLine text: Excavation + Cable Laying + backfilling + Diagram Plate + Pin Brazing +Diagram Plate + Painting + TLP Box 51 TLP Type F 52 Supply, Installation and Terminate, Znic Cell, 10+10Kg 53 TIE-IN & HOOK-UP WITH MAINLINE 54 PIPELINE END CONNECTIVITY WITH EXISITNG PIPELINE WITH SHUTDOWN ACTIVITY IN EXISITNG PIPELINE_PIPELINE SIZE 4 NB Including Pit Excavation, Valve greasing, Welding, N2 Purging, NDT, Coating, Backfilling, Supply of Manpower and Machinary etc. 55 Installation of PRS / CPRS of 2000 SCMH with RCC pedestal and foundation._Receiving and taking over, handling, loading, transportation and unloading of PRS /CPRS from Owners designated stockyards to site, installation and hooking up and installation of IJ & transition fitting at PRS / CPRS outlet with IP at custoemer premise. 56 Carrying hook-up of with mainline section ,including all excavation, cutting of pipe, making field bends out of pre-tested pipes (pipes shall be supplied by the Owner) to match the site requirement, welding, radiography, field joint coating, backfilling and making the line through etc., all complete as per the specifications and direction of Engineer-in-Charge. 57 Hook up involves pre commissioning activities like,network valve operation, Monitoring of pressure in neywork, Gas venting, N2 purging till cutting clearance, welding, recomissioning, restoration of site etc 58 HOOK-UP, PIPELINE, 4
