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| 1 | ASSOCIATED PIPELINE LAYING/ INSTALLATION,TESTING & HOOK-UP WORKS |
| 2 | \"Receiving and taking-over\" as defined in the specification, handling, loading, transportation and unloading of Owner supplied externally corrosion coated line pipes and other Owner supplied materials from Owner\"s designated place(s) of issue/ dump site(s) to Contractor\"s own stock-yard(s)/ Work Shop(s)/ work- site(s) including stringing & welding on the pipeline Right-of-Use & additional land required for construction, storage and its compensation to conerned farmer/owner deemed to be in quoted rate , underground laying / installation of coated line pipe, associated fittings and accessories, etc. of following sizes given below, including executing all works; Supply of all materials (except Owner supplied materials), consumables, labour and other incidental works; return of the surplus free issue materials to the Owner\"s designated stockyard(s); carrying out all temporary, ancillary, auxiliary works, hook-up works at both end with adjacent pipeline required to make the entire pipeline including pipeline section laid across/along DFCC/ GAIL ROU ready for pre- commissioning as per drawings, specifications, scope of work indicated in SCC and other provisions of Contract documentand instructions of Owner, including but not limited to carrying out the following works: |
| 3 | All joints should be 100 % Radiograpghy, Where ever TR joints both RT and UT test to be doneIn-situ pre-construction survey including identification of the existing burried pipeline and establishment of their alignment.Stacking and installation of construction markers, clearing, fencing, grubbing, grading of right of use (ROU)Trenching to all depths by excavation in all types of soils including soft/ hard rock, including chiselling or otherwise cutting etc. providing required depth of padding in trench bed & above and around the pipeline approved by Owner to a width to accommodate the pipeline during lowering & backfilling as per the relevant standards, specifications etc.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 during transportation/ handling after taking over from Owner by Contractor including management of their own dump site, if required. |
| 4 | Stringing of line pipes along ROU including providing straw/ sand/ soft soil bags, soft padding/ sand padding.Aligning, bending, cutting and bevelling (as required by cold cutting machine) of pipes for welding and field adjustments, welding, carrying out destructive/ non- destructive testing of welds as required as per specification including 100% radiography and providng 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 Owner, carrying out re- radiography and other tests such as ultrasonic etc. as required on repaired joints etc. as mentioned in SCC & particular job specification.Supply of coating materials for all field joints, Long Radius Bends, Burried Fittings, Valves, etc. including heat shrink sleeves and high build liquid epoxy etc. as per specifications compatible with 3-Layer PE Coating as per tender specifications with prior approval of Owner.Coating of all field weld joints, long radius bends, (R=6D bends), burried fittings, valves etc.Trenching & Lowering along with HDPE duct (Free issue material) the pipelines in trench as per specification & standard drawings, providing padding around the pipeline and backfilling.Supply of long radius bends (R=6D) of desired angles (wherever required) based on pre-construction survey ofthe pipeline route carried out by the contractor for 12\" NB pipeline as per the datasheet enclosed in tender document. |
| 5 | Installation of Long Radius Bends (R=6D bends) as per specification wherever required depending on site condition.Carrying out cleaning, water filling with suitable approved corrosion inhibitors, hydrotesting of complete pipeline in test sections as approved by Owner to specified pressures for 06 hr test pressure holding period for new proposed line and 06 hr for bypass line; providing all equipment, pumps, test headers, fittings, pressure & temperature instruments etc., and services, supervision, labour, consumables, water, air, etc. as required; detection of leaks, if any occurred during hydrotesting, attributable to Contractor and rectification of defects, re- testing after rectification with due approval of Owner, successful completion of hydrotesting of pipeline to acceptance criteria defined in the specifications; complete dewatering, Pigging, cleaning, Guaging , swabbingand drying of pipeline section through suitable method ie; vaccum drying/ super air drying/ super dry nitrogen inline with direction of EIC.(Note : Leak detection, its rectification and successfully re-hydrotesting shall be carried out by Contractor with a view that completion of all activity for successful hydrotesting is not inordinately extended, which willhamper the overall project schedule. Further, no extra payment claim shall be entertained for re- hydrotesting, leak detection and their rectifications if defects found attributable to Contractor.All tieing-in, including the tie-in(s) of the associated pipeline with the adjacent sections of pipeline (i.e. proposed pipeline section laid & existing burried pipeline section, if required) including cutting & rebevelling of test headers, cutting & rebevelling of existing pipeline wherever required for making provision for hook- up with proposed laid pipeline as required, radiography and other NDT examination, joint coating as per specification. |
| 6 | Final clean-up and restoration of existing and proposed right of use/ corridor including obtaining NOC from respective land owners & statutory authorities if required, and disposal of debris and returning surplus material to Owner\"s designated disposal area(s)/ stockyard(s) as directed by Owner.Obtaining work permits/ NOC from various statutory authorities having jurisdiction before execution of the work and complying with all stipulations/ conditions/ recommendations of the said authorities.Preparation of as-built drawings, pipe-book and other records as specified in the specificationsPipeline welded joints after fabrication of pipeline string shall be radiographically tested by X-ray. Joints wherein Xray is not possible radiography can be done through Gamma ray.OFC blowing (Free issue supplied by GAIL)Line pipe details |
| 7 | Size Thk. Material Coating Type Length of each Pipemm(NB)(mm)3017.1/8.4/8.7 API 5L Gr. X-70 3 Layer PEDouble random (approx.Coating11.5 tBNote : ( i) Above item no. is applicable for complete work of laying & testing of the pipeline between the re- routed JLPL at DFCC Ch. 64.950 ( GAIL Ch: 1071.04 Km Vill: Ghuspaithi) for re-installation in original alignment. Items except above are covered separately. The length of pipeline are tentative.(ii) Supply of LR bend shall be through item available else where in SOR. |
| 8 | SELECT SOIL FOR BACKFILLING |
| 9 | Extra over and above item 1.0 if required for supply of specified and approved quality of backfill material as per specification including supply of graded sand/ rock/ other types of soil in place of available excavated material and/ or other suitable soil, including transportation of such special backfill material over all distances, complete. |
| 10 | HOT TAPPING & STOPPLING WORKS |
| 11 | Complete supply of all the material required for hot tapping & double - double stoppling work by using2 nos. of split TEE at u/s and further 2 nos. of split TEE at d/s as per schematic drawing enclosed fullfilling GAIL s requirements of double double stoppling by using bypass line from first Stopple TEE to Fourth stopple TEE ying out hot tapping and stoppling through a specialized approved agency including arranging hot tapping and stoppling machine, Sandwich valves, etc. and all required tools and tackles not limited to the following :Excavation, removal of coating on 12\" existing pipeline, welding of split tee on 12” pipeline, NDT of welded joints, testing prior to hot tapping. Installation of full bore valve/Sandwich valve mobilizing hot tapping machine & stoppling machine with all its accessories, cuting tool, stoppler etc. for hot tapping & stoppling works, obtaining all permissions/ clearances/ permits from Owner/ concerned authorities, submitting all procedures for approval & obtaining approval thereon prior to start of works, carrying out hot tapping & double - double stoppling works following GAIL\"s requirements including installation of split tee & full bore valve/Sandwich valve with support on existing 12\" pipeline including:Carrying out all works as per the requirements of specification, other provisions of contract document & approved schemes and instructions of Engineer-in- charge. Final restoration of area to its original to the entire satisfaction of Engineer-in-charge.Supply of Weld neck Flange(12\") & Reducer(12\" to 10\") as required for bypass line, fabrication, Installation, Testing & Laying of By-pass line from upstream housing to down stream housing of tapping/stoppling equipments as per specifications & direction of EIC.Making pipe support and valve pit along with access ladder as per approved scheme drawing arranging all the materials required for the same. |
| 12 | Coating of split tee with heat shrink sleeve compatiable with existing mainline coating, flanges, fittings nut & bolts suitably with heat-shrink sleeve/ epoxy-R-95 coating of min.2 coats of 300 micron.supply & installation of Blind Flange of 12\" with stud & Bolts.(SS-304), gasket of inner ring graphite filled asper specification and direction of EICSupply of 12\"\" Nb dia weld neck flange as required, its fabrication, installation, NDT,testing including supply of permanent gasket of inner ring graphite filledCarrying out all works as per the requirements of specification, other provisions of contract document and instructions of Engineer-in-charge. Final restoration of area to its original to the entire satisfaction of Engineer- in-charge.Supply of Split Tee (12\" x 12\" x 12\" of600# Rating) with all its accessories required for successful completion of the Hot Tapping & Stoppling Job |
| 13 | Design and Supply of Flanged Split Tee (Extruded / Design Code ASME 31.4/31.8/ Design Factor: 0.5 / Corrosion Allow. 2.0mm) for Hot Tapping and stoppling as per data sheet and specifications, submission and approval of design calculations & drawings, Manufacture, Inspection, Testing, Supply and Transportation to Work Site of Split Tee as per Specification and with all its Accessories (including but not limited to: LOR Plug, Blinds, Studs, 2” TOR Fitting etc.) required for successful completion of the Job: Size: 12” x 12” x 12” and 600# Rating.Work Execution for 12” HOT Tapping & Double Double Stoppling with Housing to Housing Bypassi.e. first stopple housing to fourth stopple housing . |
| 14 | Complete work for Hot Tapping and Double - Double Stoppling work with Housing to Housing Bypass (excluding supply of 12\" dia Split Tee & Accessories, which is covered in item 3.1), Stoppling for interconnection of 12\"\" dia proposed pipeline section with existing pipeline of 12\"\" NB dia at DFCC chainage 64.950 Km (GAIL Pipeline Ch: 1071.04 Km Vill: Ghuspaithi in Mewat District ). The General / Mechanical work with including all supplies as per specification and approved drawings / schemes required for safe & successful completion of the job with approved scheme but not limited to following:• Pre fabrication including welding and inspection of welds, Erection of prefabricated parts / Owner Free Issue material on Site.• Arranging & mobilizing of various Tools & Tackles & Resources such as Hot- Tapping & Stoppling Machine, Providing Sandwich Valves (600 Class Rating - on returnable Basis to contractor), 2” 600 Rating valves for TOR fittings for Draining& venting arrangements in sufficient numbers (On Returnable basis), Mobilizing all Required Tools & Tackles (Non Sparking), Welding Machines, Cold Cutting machines, High Pressure Hoses in enough Quantity / Lengths for venting purpose, etc. The cost of providing temporary By- Pass Lines, including Welding, Hydrotest of temporary By- Pass Lines, Bolts, Washers, Gaskets, Electrodes, Welding Consumables, putty, gases, High Purity Nitrogen Gas for Purging & inertisation, cost of straightening the raw material, cutting of flats from plates and providing splices, paints, SealsThe cost of stud , nuts, bolts, gaskets, washers, Welding (As per approved WPS for hot pass and filler), Consumables, Electrodes, putty, gases, cost of straightening the raw materials, cutting of flats from plates and providing splices, paints, tools, plants etc., as required for the work shall be deemed to be included in the quoted rates.All handling and transport charges of raw materials and fabricated structures including, as required, for completion of work in accrodance with time schedule, are deemed to be included in the quoted rates.Contractor has to carryout complete work inline with approved scheme and direction of EIC, using 2 Nos of Split Tee at Upstream & 2 nos at Down Stream ends of proposed laid pipeline. |
| 15 | 12\" Line pipe 02 Numbers of 12\" NB, 600# FB, Flanged End Ball Valves will be issued by GAIL for By-pass line fabrication. Other required material Such as Flanges, Elbows, Fittings, reducer, Pipe (size other than 12\" will be in contractor scope), small bore piping for drains & vents, etc. will be arranged by the Contractor. After completion of the job the entire bypass lines (of both ends) along with 12 \" ball valve shall be handed over to GAIL . The cost of the above entire works / supplies shall be deemed to be included in the quoted rates.All important Special Tools such as Hot Tapping & Stoppling Machine, Sandwich Valves shall be hydrotested in contractor works before mobilising at GAIL site. GAIL or its representative may witness the hydrotest at their own cost if required. However the cost of testing, etc. is deemed to be included in the quoted rates.All temporary or permanent fittings flanges , blind flanges shall be supplied suitable for LPG service of 600 class rating as per specification enclosed with the tender.Complete work for hook-up through welding/ other means, installation of valves,Flanges required to be carriedout in JLPL Pipe Line network in underground/above ground pipeline, including purging of nitrogen ( if required) , cleaning ,removal of coating,cutting of pipe section, NDT of joints & coating for u/g pipeline and coating of buried fitting\"s for golden joints at both u/s & d/s as per specification & direction of engineer Incharge. |
| 16 | MOBILE FLARE ARRANGEMENT FOR LPG FLARINGDismantling and shifting of existing mobile flare from GAIL\"s SV-61 (Rajasthan) / SV-64 (Harayana) to Hot Tapping Site location. Making provision for connecting the Mobile Falre at site by Supply & Wleding of 2\" TOR in Pipeline at site and subsequent jobs such as Hot tapping, etc for connecting the mobile flare in existing 12” pipe including supply of temporary 2”sandwich valve/ full bore valve (Returnable Basis). Operation of mobile flare for burning of LPG in existing pipeline after completion of the Job / LPG burning mobile flare shall be shifted back to its original location in same condition. Contractor shall supply of all consumables, manpower, machineries, materials, etc. and carry out all works as per instructions of Engineer-in-charge. |
| 17 | De-commissioning and retrieval of Existing Rerouted Pipeline SectionComplete work of carrying out abandonment and de-commissioning of the existing pipeline after disconnecting / isolating it from all sources and supplies of LPG with positive isolation, transfer of LPG in tanks/ Main LPG Line / Flaring of LPG Gas at a safe location after shifting through Suitable High Pressure Tankers / etc. as per the approved scheme at site. Pushing/ evacuating LPG with special arrangement by nitrogen/ water etc, arrangement of tanker for LPG in - coordination with GAIL authorities. after completion of all above mentioned activities sealing the pipeline ends effectively by providing end caps or flange and blind flange.Supply of all consumables (i.e. nitrogen Tanker with High Pressure Vaporiser required for pushing the LPG throughing pigging, pigs etc.) materials, deployment of required manpower and equipments, all temporary works and performing all associated works, complete as per the relevant code (OISD 214/other relevant code ), specifications,approved procedures, other provisions of contract document and instructions of Engineer-in- charge. The contractor shall finally obtain a certification of successful decommissioning and abandonment of the pipeline. |
| 18 | Decommissioning of Existing laid 12\"\" dia pipeline section at chainage 64.950 Km ( GAIL Pipeline Ch: 1071.04 Km Vill: Sashul-Pathuka/Ghuspaithi in Mewat District) |
| 19 | Retrival of Pipeline Section |
| 20 | Retrival of existing 12\"\" Nb dia pipe section from JLPL at DFCC ch: 64.950 ( GAIL\"s Ch: 1071.04 Km) including excavation over pipeline route without damaging the pipeline coating , cleaning of pipe section, retrival of section from ternch and placing on sandbags, holiday check & repairing of defective coating as per specification (shall be checked at GAIL store where in pipe need to be returned), edge prepration and making the pipe ready forre-installation/re-laying. |
| 21 | Trial Pits |
| 22 | Excavation of trial pits on pipeline route (min Size 1.5 Mtr x 1.0 Mtr.) as per instruction of engineer incharge in all kinds of soil up without damaging pipe/utilities.Barricating the trial pit area including application ofwarning tape/warning sign around the trial pit till the necessary checking & backfilling of same as per direction of Engineer Incharge.Cleaning of excavated pipe including supply of all materials (except Owner supplied materials), consumables, equipment, labour, etc. for carryout the reffered work as per directions of the Engineer-in-charge. |
| 23 | Pigging of Pipeline Through LPG ( Online) |
| 24 | Complete work for carrying out pigging activities for ensuring cleaning, Pigability & healthyness of pipeline internals (such as Reinstalled coupons in Split Tees at Hot Tapping sites, etc) in corresponding section of the JLPL pipeline i.e. from IP4 (Rajasthan at Chainage P/L 1023 KM) to RT - Loni (Ghaziabad, UP GAIL Chainage 1175 Km) through LPG. Pig Launcher at IP4 & Pig Receiver at RT Loni are existing. Contractor will provide Proper Pigs as per applicable standards, all equipment as required, fittings, instruments, all types of pigs etc., and services, supervision of Pig Tracking at in between SV stations, labour, consumables, Nitrogen, etc. for pig Launching / Retriving at respective GAIL Station (Launcher / Receiver) as per requirement for carying out pigging operation by experianced persons for such job.Each run of Pigging Through High Density Foam Pig for 12\" Nb dia Pipeline maximum two run shall be carried out asper instruction of GAIL/EIC ,if felt necessary |
| 25 | Magnet cum Brush Pigging |
| 26 | Gauge Pigging for 12\"\" NB dia Pipeline |
| 27 | Caliper pigging /EGP ,if felt necessary to be carriodout asper instruction of GAIL/EIC |
| 28 | REPAIR OF DEFECTS IN LINE PIPE AND PIPE COATING (ATTRIBUTABLE TO OWNER)Repair of Owner supplied line pipe and external corrosion coating of all thicknesses noted at the time of taking delivery by Contractor, including performing all works as per specifications and directions of Owner. |
| 29 | REPAIR OF COATING DEFECTS IN 3-Layer PE COATINGRepair of Holiday in CoatingSupply of all coating repair materials as per specification to be compatible with line pipe coating material and as per the requirements of the relevant specifications, supply of all consumables, utilities, equipment, and all manpower required, pipe cleaning and surface preparation repairing of coating defects (resulting in holiday in coating) and testing including all handling, transportation, etc. for line pipes, performing all works necessaryfor the completion of the works strictly in accordance with the relevant specification and instructions of Owner. This rate shall be applicable per sq.cm of the exposed steel area. |
| 30 | REPAIR OF DEFECTS IN PIPES OF ALL SIZES AND THICKNESS |
| 31 | Cutting and rebevelling of each end of pipe(dents / damage in bevels exceeding 3mm in depth)Jack out (dents in bevels ranging between 1mm and 3mm in depth) |
| 32 | LEAKS/ BURSTS (Attributable to Owner)Major Leak/ Bursts which can be located by visual observation occured during hydrotesting. All works for locating & detection of leak/ burst including necessary repairing/ replacing defective pipe lengths, including cutting out and removing the defective pipe, pretesting the replacement pipe, welding into pipeline string subjected for re-testing and NDT of welds, clean-up, retesting the full test section of pipeline including providing all labour, materials, consumables and inputs other than Owner supplied materials and performing all works as per drawings, specifications enclosed with the tender/ contract document and directions of Owner |
| 33 | For pipeline size 12 inch NBNote: (1) This rate is applicable for manufacturing defects in Owner supplied material only.(2) Leak detection, its rectification and successfully re-hydrotesting shall be carried out as per approved procedure by Contractor with a view that completion of all activity for successful hydrotesting is not inordinalely extended which will hamper the overall project schedule. |
| 34 | Erection/Installation of HDPE Duct as per specification |
| 35 | Installation of 40mm OD,permanently lubricated HDPE Telecom ducts(minimum set of 2 duct ), in Re-routing of pipe line section through normal laying in all type of soil & terrain, excavation & work for re-routing as required, cleaning and sealing of ducts at the end of laid drum lengths, jointing of HDPE conduit, erection accessories (Supply of HDPE accessories required including Plastic Couplers, End Plugs, Cable Scaling Plugs, End Caps, etc suitable & sufficient for supplied Duct.),Testing of laid permanently lubricated HDPE ducts, rectification / modification if required, cleaning and sealing of ducts at the end of laid drum lengths, preparation of report, joint location marking all complete as per specifications provided in the bid document & as per direction of EIC. Drawings and documentation as per specification & contract agreement.For payment purpsose. For HDD length; laying already covered in HDD pipeline laying scope; this item is for duct laying other then HDD as required. Loading,transportation and unloading of HDPE Duct from GAIL site store/location to HDD site is in vendor scope. Unsued material after completion of job will be shifted back by vendor to GAIL site/location |
| 36 | Laying of Optical Fiber Cable |
| 37 | All activities pertaining to Blowing / Laying of optical fiber cable(24 Fiber Armoured Cable) in HDD section/ re- routed line inside 40 mm HDPE telecom duct (after testing of OFC drum at site), testing of OFC after Blowing/laying, cable sealing, test of the fibre for the smooth operation system on wavelength. Power Testingof laid OFC,(end to end) complete as per specifications and drawing provided in the bid document & as per direction of EIC, final acceptance / Handing over of the same to GAIL, Drawings and documentation as per specification & contract agreement.(limited tro HDD section). Spare length shall be stored in the respective blowing pit for future use with proper protection.Loading,transportation and unloading of Optical Fiber Cable from GAIL site store/location to HDD site is in vendor scope. Unsued material after completion of job will be shifted back by vendor to GAIL site/location |
| 38 | Splicing, Jointing of optical fiber cable (including supply and installation of joint markers), final Jointing / splicing,Testing of laid OFC between two intermediate stations of this section with power testing end to end, all completed as per specifications & drawing provided in the bid document and as per instruction of EIC including preparation of reports , final acceptance / Handing over of the same to GAIL and as per the direction of Engineers in charge. |
| 39 | Supply and installation of blowing pit / jointing pits, including sand,Splicing, Jointing of optical fiber cable (including supply and installation of joint markers), final Jointing / splicing,Testing etc. all complete as per spec., drawing provided in the bid document and the direction of consultant. |
| 40 | Supply and Installation & Commissioning of Electronic Marker System as per specification , test certificate and documents etc. consisting of : |
| 41 | a)Electronic Markers (To be buried underground along with OFC Joints at all jointing location as per spec of GAIL\"s existing marker) |
| 42 | TRANSPORTATION BY TRUCK / TRAILERThe contractor shall receive & take over owner supplied bare / 3 LPE Coated line pipe / Ball Valves / Equipment / any other material from GAIL\"s store (other than designated Project store) inspection of material at despatch point as well as destination point, and its transportation (including transit insurance) to GAIL\"s store / contractor\"s own stock yard near work site(s) / return of project surplus / sparable material from Project site / Contractor\"s store to GAIL\"s store / warehouse including loading on trucks / trailers, transportation, unloading & stacking on wooden sleepers at contractor\"s own stock yard near work site(s) / GAIL store (as applicable), including arrangement of truck / trailors / cranes / other material / machinery / man-power / consumables. Above work shall be carried out as per standard drawing, specification, instruction of Owner and other provision of contract document. |
| 43 | Transportation by Truck |
| 44 | Supply of Dish Ends |
| 45 | The supply of the dish ends size 12\" 600 Class suitable for pipe as per detailed Material specifications …………. |
| 46 | SUPPLY OF HOT INDUCTION LR BENDS |
| 47 | Complete work of supply of LR bends (R=6D) including all taxes, duties/transportation & inspection charges but not limited to , the following items in accordance with relevant specification, data sheet drawing indicated in scope of work & instruction of engineer inchange as per provision of contract documents line pipe shall be free issued to the contractor for making LR bendLR BEND (R=6D) 31° - 45° OF API 5L GR X 70 (8.4 mm THIK PIPE) |
