Maharashtra Natural Gas Limited Tender
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Maharashtra Natural Gas Limited - MNGL Tender
Civil And Construction
Pipe Line Project
Eprocure
Opening Date23 Feb 2024
Closing Date12 Mar 2024
Tender AmountRefer Documents
Costs
EMD
₹ 2,00,000Document Cost
Refer DocumentsTender Fee
Refer Documents
Description
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Contact
Tender Id
2024_MNGL_187910_1Bid Award Id
ViewTender No
MNGL/CP/2023-24/176Tender Authority
Maharashtra Natural Gas Limited ViewPurchaser Address
-Website
http://https://www.mngl.in/
GEM & Bid Advisory Services
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Documents
BOQ Items
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.
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Staking and installation of construction markers, 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.
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Trenching to all depths by excavation in all types of soils including soft/ hard rock and different type of pavement / footpath / roads etc. including rock breaking, chiselling or otherwise cutting etc. as required and storing excavated soil, reusable materials at designated area as directed by Engineer in charge and to a width to accommodate the Steel pipeline and MDPE as per the relevant standard/ specification etc. [The minimum depth of the top of pipeline shall be 1.0m measured from top of pipeline coating to the top of undisturbed surface of the soil or as per SCC/ OISD - 141 / 226, whichever is higher]. Dewater of trenches if required as per site condition.
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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.
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Stringing of line pipes along pipeline trench / ROU on straw / sand / soft soil bags including supply of bags and its filling materials.
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Checking, cleaning, aligning, bending, cutting and bevelling (as 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 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.
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Carrying out installation of carrier line pipe at all minor crossing viz. carttrack, pathway, water bodies etc. at designated depth by open cut (except at crossing by HDD method).
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Carrying out installation of carrier line pipe in the casing pipe at cased crossing (excluding installation of casing pipes which is covered separately).
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Coating of field weld joints, long radius bends (R=3D), elbows, buried fittings and valves etc. including supply of coating materials etc. (i.e. heat shrinkable sleeves and high build epoxy etc.) as per PJS & Technical Specification compatible with 3 layer PE coating material of the line pipe.
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Counting the number and type of trees cut in presence of DFO/concerned authorities and keeping record thereof, stacking and handing over of all cut tress.
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Installation / lowering the pipeline in trench to required depth as per PJS, Techanical Specification & drawings, supply & placement of 1.0mm thk. HDPE Yellow colour warning mat,RCC tiles (300 mm width x 50 mm thick) over the pipeline & MDPE Pipe in same trench along the complete route as per standard drawings, data sheets & technical specifications, padding around pipeline as per Standard Drg. no. MNGL/Plng./Steel/03 with suitable soil duly approved by EIC including supply of padding material, backfilling and its compaction to the satisfaction of concerned authorities with excavated earth / borrowed select soil including supply of borrowed select soil duly approved by EIC before backfilling and make ready for restoration to be done by Onwer / concerned authorities.
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Supply and installation of slope breakers, wherever required or, as directed by Onwer / Engineer–in–charge.
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Crossing the all-foreign pipeline / HT line / cable / any other utilities etc. with necessary concrete / HDPE sheet protection including coordination with all agencies and obtaining NOC
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Supply and installation of bank protection alongwith backfill materials duly approved by EIC for pipeline trench and banks falls under minor water body crossing as per technical specification & Std. Drg. No. MNGL/Plng./Steel/28, wherever required or, as directed by Onwer / EIC.
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Training and diversions of streams in steep slope area, wherever required.
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Carrying out air cleaning, pigging, flushing, cleaning and hydrostatic testing of complete pipeline with required quantity of corrosion inhibitor including pre-testing of designated sections complete as per specification and approved by Engineer–in–charge 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 including supply of corrosion inhibitor, air, etc. as required, locating of leaks and rectification of defect attributable to Contractor (rectification of defects in linepipe material not attributable to contractor shall be paid separately as per other item of schedule of rate), re-testing after rectification, dewatering after successful completion of hydrotesting of entire section and as per specification
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All tieing-in, including the tie-in(s) of the pipeline with the adjacent sections of pipeline including cutting of test header, rebevelling as required, radiography and other NDT examination, joint coating as per specification.
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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 the same as per satisfaction of Owner and / Or as directed by Engineer–in–charge.
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Installation of all burried valves (except extended stem valves) inside the valve pit and making provision to operate the valve.
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Preparation of as-built drawings, pipe-books (1 set of tracing on polyester film and 6 sets of as-built drawings and 1 soft copy and 6 hard copies of pipe book) 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 precommissioning activities.
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Raking up of hard surface of any type including metal, concrete, bituminous, tiled, brick lined soft rock which is breakable in pieces manually (without use of pneumatic machine) etc. All tiles/ slabs/ curb stones etc. removed during excavation shall be placed properly. Payment for cutting of hard rock, if any, is covered unders SOR no. 86
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Specified dia Thk (mm) Material Coating Type Length of each pipe (mm) NB
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150 6.4 API X-52 3 Layer PE Coating (Externally) Double random (approx. 11.5 m to 12.5 m)
3480
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100 6.4 API X-52 3 Layer PE Coating (Externally) Double random (approx. 11.5 m to 12.5 m)
8270
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Note:
This item shall be applicable for the underground steel grid main pipeline & branch pipeline, barred tees, insulating joints, bends, flanges & fittings, accessories etc. (i.e. including arrangement for making provision for tap-off on proposed steel grid main pipeline) and aboveground approach pipeline upto Insulating Joint (excluding installation of aboveground insulating joint) for various stations.
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Items except above are covered separately. The lengths of pipelines are tentative.
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Permission Liasioning /Follow-up
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Liasioning & follow up for Permission with all the concerned authorities & boards viz Railways, NH, PWD, MIDC, Local Municipal, Panchyat, Electricity, REC, RES, Sewage water, Drinking water, Forest, Social Forestry, Owners of OFC, Traffic, Law & Order, Fire Brigade, Private Land Owner etc. for entire pipeline length and associated terminals (like SVs, tap-offs) alongwith associated work as per tender.
12000
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Laying of RCC Tiles
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Providing single layer of RCC Tiles with supply of RCC Tiles to entire width of trench above Warning Mat placed in trench over the laid pipeline as per standard drawing, specification and instruction of Owner. (Rate to include cost of all labour, tools, tackles, equipment, hire charges & supply of all materials, etc.)
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For width of 6" pipeline trench
3500
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For width of 4" pipeline trench
8500
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Barricading to comply with HSSE
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Steel barricading of the trenches Cautionary Sign Boards and lighting arrangement shall be provided as per attched drawing no.MNGL/Plng./steel/04. The rates include barricading of trenches along with sign boards, lighting etc. and maintain the same till the back filling of the trench. Rates will be payable per metre of BARRICADING PROVIDED. If proper barricading is not provided, MNGL will barricade the trenches at the risks and costs of the CONTRACTOR and will levy penalty of twice the rate per unit for the relevant section of the pipeline apart from other actions as per contract.
12000
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RESTORATION OF ROADS
Restoration of asphalt / concrete / red stone roads / pavement/Footpath/Paver block including compaction of soil, to original condition as per requirement and to the entire satisfaction of EIC and / or concerned Owners having jurisdiction for following thickness.
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Restoration of Asphalt road upto 10 cm thickness
1500
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Restoration of Asphalt road beyond 10 cm upto 20 cm thickness
1100
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Restoration of Concrete road upto 10 cm thickness
400
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Restoration of red stone road / footpath / pavement/ Paverblock upto 4 cm thickness
350
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BORROWED SELECT SOIL FOR BACKFILLING
Additional work over and above item 1.0 for supply of specified and approved quality of borrowed soft graded soil / sand in place of available excavated material and / or other suitable soil as per applicable standards / specifications, including backfilling of excavated trench for specified length after laying and padding of pipeline, including transportation of such special backfill material over all distances, complete.
1400
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CROSSING OF STEEL PIPELINE BY OPEN CUT
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Preparation of required length of carrier pipeline welded string including all other works as mentioned in item no. 1.0 above and specification/ drawings. Insertion of carrier pipeline welded string including all other works as mentioned in item no. 1.0 above and as per specification/ drawings. Insatllation of vent and drain assembly, fixing of end seals, backfilling and restoration as original of the facilities crossed and performing all other works including pigging, cleaning, final hydrotesting etc. alongwith mainline works (as mentioned in item no. 1.0 above) and as per specification, approved procedure, drawing etc. and instruction of Engineer-in-charge and provision of contract document, getting NOC from all concerned Authority of the facilities crossed.
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Road Crossing By Open Cut Method
Road Crossings at various locations by Open cut Method along with laying of MDPE upto 180 mm Dia if necessary as decided by EIC at site as per concerned authority requirement.Depth of Line at crossing shall be as mentioned in Tender.
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Line pipe detail 6" NB, 6.4 mm thk API X-52 pipe, C.S. by open cut method along with laying of MDPE upto 180 mm Dia if necessary
60
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Line pipe detail 4" NB, 6.4 mm thk API X-52 pipe, C.S. by open cut method along with laying of MDPE upto 180 mm Dia if necessary
120
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Water body Crossing By Open Cut Method
water/ canal/ nallah/ drain/ channel Crossings at various locations by Open cut Method along with laying of MDPE upto 180 mm Dia if necessary as decided by EIC at site as per concerned authority requirement.Depth of Line at crossing shall be as mentioned in Tender.
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Line pipe detail 6" NB, 6.4 mm thk API X-52 pipe, C.S. by open cut method along with laying of MDPE upto 180 mm Dia if necessary
60
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Line pipe detail 4" NB, 6.4 mm thk API X-52 pipe, C.S. by open cut method along with laying of MDPE upto 180 mm Dia if necessary
270
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Note: Laying of the pipeline by the approved method across the crossing including, strings preparation of pipes, welding, testing, radiography, welding repair and retest, coating of field joints and repair of pipeline coating with special PERP-80 repair patch or equivalent material as per specification, pre-hydrotest of complete strings made for crossing etc.
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Backfilling of the Road/water/ canal/ nallah/ drain/ channel Crossings/ trench including restoration and clean-up of area etc. to the satisfaction of Engineer-in-charge/ Concerned Authority.
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All other works including pigging, cleaning, final hydrotesting etc. alongwith mainline works (as mentioned in item no. 1.0 above) required as per specifications, codes, approved drawings, calculations, methods and as directed by Engineer-in-charge.
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CROSSINGS/LAYING ALONG THE ROAD/WATER BODY BY HDD METHOD
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Complete work of the any crossing (between the limits are defined as approved drawings) by HDD method including "Receiving and taking over" owner supplied three layer PE coated line pipes from Owner's designated place to issue/ dump site(s) and transportation to Contractor's stock yard/ work shop/ work site including all handling loading, unloading, aligning etc. supply of all Contractor supplied material, manpower, equipment, other resources and aquiring the required land for storage, fabrication inclduing string preparation of pipes, welding, welding repair, radiography, coating of field joints with special type Heat Shrink Sleeve and repair of pipeline coating with special repair patch materials as per specification,pre-testing etc. of complete string made for crossing access for Contractor etc and execution of, but not limited to, following works in accordance with specifications scope of work and instructions of Engineer-in-charge and as per all provision of Contract Document.
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Pre-construction surveys based on site visit, collection of historical data from irrigation/ concerned department including design & calculation and detail engineering and making of crossing drawing for getting their approval from concerned Authority/ Engineer-in-charge, getting work permit/ NOC for water crossings/ road crossings as well as utility crossings (if any) encountered during crossing prior to start the execution of work.
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Directional drilling to required depth from top of road including maintenance of drill hole in all types of strata ( other than hard rock,crossing by HDD in Hard rock is covered seperately) at all depth to accommodate the pipeline at all conditions encountered during rail/ road crossing by approved HDD methods for providing minimum cover specified in code/ specification or the actual depth as decided by concerned authority, whichever is more.
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In case of water crossing, drilling to the required depth on the banks and bed including maintenance of drill hole in all types of soil strata ( other than hard rock,crossing by HDD in Hard rock is covered seperately) all depth to accommodate the pipeline a by HDD methods for providing with minimum cover over top of the pipe at all point across the maximum possible width of water bed (as per drawing) either 1.5 mtrs. below the predicted scour profile expected during the life time of the pipeline or 2.5 mtrs. below the available lowest firm bed (if scour profile/ depth not available) of the water crossing by ascertaining bed level upto 50 mtrs. both the side from crossing location or the actual depth as decided by concerned Authority/ Engineer-in-charge whichever is more.
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Laying of the pipeline by the approved HDD method across the crossing including, strings preparation of pipes, welding, testing, radiography, welding repair and retest, coating of field joints with special type Dirax Heat Shrink Sleeve or equivalent and repair of pipeline coating with special PERP-80 repair patch or equivalent material as per specification, pre-hydrotest of complete strings made for crossing etc.
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Backfilling of the ditch/ trench including restoration and clean-up of area etc. to the satisfaction of Engineer-in-charge/ Concerned Authority and all other works including pigging, cleaning, final hydrotesting etc. alongwith mainline works (as mentioned in item no. 1.0 above) required as per specification, approved drawings, calculations, methods and to the satisfaction of Engineer-in-charge and/or as directed by concerned Authority.
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Post installation hydrotest dewatering and tie-in with pipeline at either side of crossing/banks etc.
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All other works including pigging, cleaning, final hydrotesting etc. alongwith mainline works (as mentioned in item no. 1.0 above) required as per specifications, codes, approved drawings, calculations, methods and as directed by Engineer-in-charge.
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Crossing of Road/water body/canal/nallah/ drain/ channel by carrier pipeline of size 150 mm NB x 6.4 mm thk. of API X-52 (along with laying of 4" Steel Pipe for MDPE if necessary) by HDD Method.
60
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Crossing of Road/water body/canal/nallah/ drain/ channel by carrier pipeline of size 100 mm NB x 6.4 mm thk. of API X-52 (along with laying of 4" Steel Pipe for MDPE if necessary) by HDD Method.
220
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Laying along the Road by carrier pipeline of size 150 mm NB x 6.4 mm thk. of API X-52 (along with laying of 4" Steel Pipe for MDPE if necessary) by HDD Method
40
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Laying along the Road by carrier pipeline of size 100 mm NB x 6.4 mm thk. of API X-52 (along with laying of 4" Steel Pipe for MDPE if necessary) by HDD Method
40
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Installation of carrier pipes by rock drilling for Road/water/Canal/ nallah/ drain/ channel/along the road, or wherever required in all types of hard rock. It includes survey of the underground utilities, submission of profile for approval, execution of the work as per the standard procedure, including , excavation of the pits, insertion/pulling of the carrier pipe, removal of malba, subsequent backfilling and restoration of the facility crossed as per original condition, including supply of all other materials, equipment, consumables, manpower etc including string preparation of pipes, welding, welding repair, radiography, coating of field joints with special type of Heat Shrink Sleeve (Direx) and repair of pipeline coating with special repair patch materials as per Specification, pre-testing etc. of complete string made for crossing/ laying access for Contractor etc. and execution of, but not limited to, following works in accordance with specifications and instruction of Engineer-in-Charge and as per all provision of Contract Document. Balance activities as defined in SOR Item of open trench.
Note:The length of HDD mentioned is tentative and may vary to the considerable extent depending upon requirements as per site conditions. The length mentioned in SOR is indicative for all the crossing to be done by HDD, numbers and locations shall be decided by Engineer-in-Charge depending upon site condition.
Payment for the length of final tie-in carrier pipeline string with mainline laid by HDD are inclusive in this above item rate. No separate payment shall be made under other clauses mentioned elsewhere.
Payment shall be based on the actual length (i.e. length between tie-in joints) of pipeline laid by HDD. Exact location of tie-in shall be approved by Owner/ Owner's representative.
Above Rate for steel pipeline laying is inclusive of carrier pipe string preparation, Welding, NDT, Pretesting, Coating, Post Hydrotesting, Hydrotesting, Precommissioning & etc.
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Crossing of Road/water body/canal/nallah/ drain/ channel by carrier pipeline of size 150 mm NB x 6.4 mm thk. of API X-52 (along with laying of 4" Steel Pipe for MDPE if necessary) by HDD Method.
30
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Crossing of Road/water body/canal/nallah/ drain/ channel by carrier pipeline of size 100 mm NB x 6.4 mm thk. of API X-52 (along with laying of 4" Steel Pipe for MDPE if necessary) by HDD Method.
40
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Laying along the Road by carrier pipeline of size 150 mm NB x 6.4 mm thk. of API X-52 (along with laying of 4" Steel Pipe for MDPE if necessary) by HDD Method
20
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Laying along the Road by carrier pipeline of size 100 mm NB x 6.4 mm thk. of API X-52 (along with laying of 4" Steel Pipe for MDPE if necessary) by HDD Method
30
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Note: (i) Crossing width & Actual string length for HDD shall vary as per design calculations & site condition so that pipe is not under stress as permitted by codes/ specifications. However final length of string & cover from top of pipe shall be decided by concerned Authority/ Engineer-in-charge.
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(ii)Payment shall be based on the actual length (i.e. length between tie-in joints) of pipeline laid by HDD. Exact location of tie-in shall be approved by Owner/ Owner's representative.
Above Rate for steel pipeline laying is inclusive of carrier pipe string preparation, Welding, NDT, Pretesting, Coating, Post Hydrotesting, Hydrotesting, Precommissioning & etc.
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(iii) Payment for the length of final tied-in carrier pipeline string with mainline made for crossing laid by HDD method are inclusive in the above item rate and no separate payment shall be made under other item mentioned elsewhere.
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(iv) Width of above crossings indicated are tentative. The width indicated are not for any single crossings. This shall be as per requirement at site for crossing at different locations.
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(v) The rates shall include bore holes for soil investigation, collection of disturbed samples from bore holes and visual engineering classification of soil at crossing location. Minimum 2 nos of bore holes ( 01 no each at both end of crossing) are required on each crossing and submission of detailed report to Company.Boreholes shall be made at locations as direct by Engineer in-charge at crossing location to find out the presence of rock strata.
Boring shall be carried out in accordance with the provision of IS:1892. Minimum diameter of boring shall be 150 mm.
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Note: (i) Quantity mentioned under item nos. 46, 49 are indicative only for different location of roads/water/ canal/ nallah/ drain/ channel Crossings.
(ii) Actual length & width of individual crossing and cover from top of casing pipe/ carrier pipe string may vary depending upon site condition, approved crossing drawings, specifications etc. and / or as decided by Engineer-in-charge/ Concerned Authority.
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(iii) Payment for supply & installation of Zinc ribbon anode and its design excluded from above item and covered elsewhere in the SOR.
(iv) Payment for the length carrier pipeline string inserted in casing pipe laid by Boring are covered separately and shall be paid under other clauses mentioned elesewhere in the SOR.
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Excavation beyond 1.5m depth in case of crossing of utilities/ drain/ culverts etc. through open cut upto the following depth (including restoration of the damaged area to its original condition and satisfaction of the Engineer-in-charge / concerned authorities) : -
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In all type of surface (Kachha/ built-up surface / Hard surface) of any type including metal, concrete, bituminous, tiled, brick lined soft rock which is breakable in pieces manually (without use of pneumatic machine) etc. All tiles/ slabs/ curb stones etc. removed during excavation shall be placed properly. The other activities are as per SOR 1.1. Payment for cutting of hard rock, if any, is covered unders SOR no. 86
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Deeper than 1.5 m & upto 2.5 m below existing level (for 150 (approx.) mm NB Pipeline)
800
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Deeper than 2.5 m below existing level (for 150 (approx.) mm NB Pipeline)
500
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Deeper than 1.5 m & upto 2.5 m below existing level (for 100 (approx.) mm NB Pipeline)
400
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Deeper than 2.5 m below existing level (for 100 (approx.) mm NB Pipeline)
400
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Excavation of hard rock
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Excavation of hard rock wherever hard rock of single piece exceeding 1.0 m in length removable by pneumatic chisel/ drill as per direction of EIC.
3500
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REPAIR OF COATING DEFECTS (NOT ATTRIBUTED TO CONTRACTOR)
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Repair of Holiday in Coating (Noted and recorded at the time of "receiving and taking over")
Supply of all coating repair materials as per requirements of specification to be compatible with line pipe coating material, supply of all consumables, utilities, equipments and all manpower required, pipe cleaning and surface preparation, repairing of coating defects (resulting in holiday) and testing including all handling, transportation, etc. for line pipes, performing all works necessary for the completion of the works stirctly in accordance with relevant specification and instructions of Engineer-In-Charge. This rate shall be applicable per sq. cm of the exposed steel area exposed steel area.
2900
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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, stencil letter cutting for numbers, direction, change etc., restoration of area to original condition and performing all works as per drawing, specification and instruction of engineer-in-charge.
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Pipeline RCC boundary / route marker as per drawing
250
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Pipeline warning markers with post & foundations
85
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Pipeline direction marker with post & foundations
55
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Pipeline KM with post & foundations
12
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HOOK -UP
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Hook-up of proposed pipeline by welding of final tie-in-joint with any existing laid pipeline portion of river X-ing ,existing Tap-off & battery limit of section IV including Hook-up point of the existing pipeline to be made ready for welding by cutting of flanges / valves / headers at all depth in all type of soil etc. Venting of N2 / gas / gas mixture as required purging of N2 Gas (if required), rebevelling as required, radiography and other NDT examination, joint coating as per specification.Contractor shall supply of all consumables, manpower, machinaries, materials, N2 gas etc. and carry out all works as per the provisions of Contract document and instructions of Engineer-in-charge.
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For 6" NB
2
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For 4" NB
2
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PRE-COMMISSIONING AND ASSISTANCE IN COMMISSIONING OF PIPELINE SYSTEM
Swabbing, drying, purging with nitrogen of the complete pipeline network and the associated facilities being installed to the specified acceptance criteria, carrying out pre-commissioning works, providing assistance during the complete duration of commissioning operations for entire pipeline network system including supply of all equipment, man-power, consumables (including pigs & nitrogen required for purging with maintaining nitrogen column of mininum 10% of pipeline geometric volume) materials for all temporary works and performing all associated works, complete as per the relevant specifications, other provisions of Contract document and instructions of Engineer-in-charge.
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For 6" NB Pipeline
3500
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For 4" NB Pipeline
8500
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IDLE TIME PRESERVATION OF PIPELINE
Preservation of complete pipeline and associated facilities forming part of the pipeline as per Bid document and its maintenance including supply of all consumables, all equipment, manpower, etc. complete as per the requirements of specifications, other provisions of Contract document and instructions of Engineer-in-charge. Note : Owner reserves the right to exercise either or none of the rates below.
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By filling and pressurizing with nitrogen to a pressure of 2 bar(g) for a period of 3 months.
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For 6" NB Pipeline
3500
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For 4" NB Pipeline
8500
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For every additional period of one month or part thereof
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For 6" NB Pipeline
3500
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For 4" NB Pipeline
8500
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RCC VALVE PITS
All civil works including supply of all materials, excavation of pit, piping supports including all PCC and RCC works for valves pits including pedestals with insert plates as required sealing of pipe at valve pits, providing cover etc. and finishing , clean-up and restoration of site, filling and grading of area around valve station for avoiding any local flooding of area, as per typical drawing and specification enclosed and instructions of Engineer-in-charge. In this item, instead of Brick Work, RCC will be done
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Valve Pit of Size 2m x 1.5m
3
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Valve Pit of Size 1.5m x 1 m
6
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Valve Pit of Size 1 m x 1 m
12
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SUPPLY OF ASSORTED PIPE, FITTINGS AND FLANGES
Complete works of supply of pipes, flanges & fittings for aboveground & underground installation including all taxes, duties, transportation and inspection charges but not limited to, the following items in accordance with PMS (piping material specification), relevant specifications & drawings indicated in job specification under SCC (technical) and instructions of Engineer-in-charge and as per all provisions of the CONTRACT DOCUMENT. - Handling including lifting, transportation from Contractor Stores to CONTRACTOR's workshop for fabrication and/ or to work site for field fabrication and erection for all piping items supplied by Contractor.
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Carbon Steel Pipe (A 106, Seamless B-36.10/ API X 52 )
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Size Rating/ Schedule
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4" NB, BE Sch. 80
88
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2" NB, BE Sch. 80
84
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1" NB, PE Sch. 80
75
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¾" NB, PE Sch. 160
70
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Flanges
-
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Weld Neck (B-16.5, 300# A105,125 AARH, Serrated finish)
-
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Size Rating/ Schedule
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6" NB, RF End thickness to match with pipe wall thickness (Sch. 80)
22
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4" NB, RF End thickness to match with pipe wall thickness (Sch. 80)
35
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2" NB, RF End thickness to match with pipe wall thickness (Sch. 80)
18
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-
1" NB, RF End thickness to match with pipe wall thickness (Sch. 80)
24
-
-
3/4" NB, RF End thickness to match with pipe wall thickness (Sch. 80)
18
-
-
Blind Flanges (B-16.5, 300# A105,125 AARH Serrated)
-
-
-
Size
-
-
-
6" NB, RF
22
-
-
4" NB, RF
35
-
-
2" NB, RF
18
-
-
1" NB, RF
24
-
-
3/4" NB, RF
18
-
-
Elbow (Seamless)
-
-
-
90° Elbow ( MOC MSS SP 75 WPHY 52 & DIM. ASME 16.9 R=1.5D ) Min Thickness 6.4mm
-
-
-
Size Rating/ Schedule
-
-
-
6" NB 300#
18
-
-
4" NB 300#
28
-
-
2" NB Sch. 80
6
-
-
45° Elbow ( MOC MSS SP 75 WPHY 52 & DIM. ASME 16.9 R=1.5D ) Min Thickness 6.4mm
-
-
-
Size Rating/ Schedule
-
-
-
6" NB 300#
16
-
-
4" NB 300#
25
-
-
2" NB Sch. 80
6
-
-
90° Elbow (MOC MSS SP 75 WPHY 52 R= 3D ) Min Thickness 6.4mm
-
-
-
Size Rating/ Schedule
-
-
-
6" NB 300#
22
-
-
4" NB 300#
32
-
-
45° Elbow (MOC MSS SP 75 WPHY 52 R= 3D ) Min Thickness 6.4mm
-
-
-
Size Rating/ Schedule
-
-
-
6" NB 300#
20
-
-
4" NB 300#
30
-
-
22½° Elbow (MOC MSS SP 75 WPHY 52 R= 3D) Min Thickness 6.4mm
-
-
-
Size Rating/ Schedule
-
-
-
6" NB End thickness to match with pipe wall thickness
15
-
-
4" NB End thickness to match with pipe wall thickness
32
-
-
11½° Elbow (MOC MSS SP 75 WPHY 52 R= 3D), Min Thickness 6.4mm
-
-
-
Size Rating/ Schedule
-
-
-
6" NB 300#
12
-
-
Tees (Seamless)
-
-
-
Size Rating/ Schedule
-
-
-
6" NB x 6" NB x 6" NB Min. Thickness 6.4mm X min. Thickness 6.4mm
4
-
-
4" NB x 4" NB x 4" NB Min. Thickness 6.4mm X min. Thickness 6.4mm
4
-
-
2" NB x 2" NB x 2" NB Sch. XS
2
-
-
Unequal Tee (MOC MSS SP 75 WPHY 52 & DIM. ASME B16.9)
-
-
-
Size Rating/ Schedule
-
-
-
4" NB x 4" NB x 2" NB Sch. 80 x Sch.80
4
-
-
6" NB x 6" NB x 4" NB Sch. Std.x Sch. XS
3
-
-
Reducer (MOC MSS SP 75 WPHY 52 & DIM. ASME B16.9)
-
-
-
6" NB X 4" NB Min Thickness 6.4mm
5
-
-
4" NB X 2" NB Min Thickness 6.4mm
3
-
-
Weldolet and Sockolet
-
-
-
Weldolet (MOC A105 & DIM. MSS SP 97)
-
-
-
Size Rating/ Schedule
-
-
-
6" NB x 2" NB Sch.80
4
-
-
4" NB x 2" NB Sch. 80
4
-
-
Sockolet (MOC A105 & DIM. MSS SP 97)
-
-
-
4" NB x 1" NB #3000
14
-
-
6" NB x 1" NB #3000
12
-
-
4" NB x 3/4" NB #3000
12
-
-
Butt Weld Disc End Cap (MOC MSS SP 75 WPHY 52 & DIM. ASME B16.9)
-
-
-
Size Rating/ Schedule
-
-
-
6" Sch. 40
3
-
-
4" Sch. 80
3
-
-
Fabrication & Installation of Underground Valve Assembly
-
-
-
6" NB Isolation Valve/tap-off assembly as per Drg. No.MNGL/Plng./Steel/40
3
-
-
4" NB Isolation Valve/tap-off assembly as per Drg. No. MNGL/Plng./Steel/40
6
-
-
Note:
-
-
-
For all the supply items mentioned above, procurement shall be made as per enclosed Data Sheets and respective technical specification, after due approval of Engineer-in-charge.
-
-
-
The quantities mentioned above are tentative and quantities for above supply items shall be finalised & procured by Contractor only after due approval of EIC. Contractor supplied any surplus item during reconciliation shall not be accepted / taken by the Owner.
-
-
-
PLANT PIPING (ABOVEGROUND)
Fabrication and testing of carbon steel piping and fittings, valves, IJ, including supply of all consumables, equipment, manpower, and other resources and execution of job as per instruction AIC/EIC.Transportation of all piping items from Owner's and/ or Contractor's 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, as per all provisions of the CONTRACT DOCUMENT.
-
-
-
Fabrication including lifting and transportation from COMPANY's warehouse to CONTRACTOR'S Stores and/or work site, cutting, edge preparation, inclusive of grinding the edges of pipes, fittings, flanges, reducers etc. to match with the matching edges of uneven thickness, wherever required, fit-up, welding of pipes and fittings like elbows, tees, reducers, weldolets, sockolets, Valves, IJ etc. flanges, vent and drain point connection, Radiography and NDT of all joints etc, including providing stubin connections, fabricated fittings and reinforcement pads etc., as required.
-
-
-
Erection of pipes of all types and thickness at all elevations, connecting with equipment nozzle, aligning, installation and carrying out connected activities for all types of valves, all online instruments and fittings of all sizes of elbow, reducers, tees, flanges, blind flanges, spectacle blind flanges, branch connection / tapping for pressure gauges, including installation of gaskets and bolts.
-
-
-
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, thermowells, sample connection, etc.
-
-
-
Hydro testing of the piping job shall be conducted at pressure mentioned in specification for a period of 4 hours by using de-mineralised water, to check its strength. No visible leakages shall be detected during the test. Testing shall be conducted as per tender specification.
-
-
-
Preparation of final bill of material based on piping GADs.
-
-
-
Preparation of isometric and fabrication drawings.
-
-
-
Carrying out Non-destructive testing as required except items mentioned in sl. no. 260 & 261 of SOR.
-
-
-
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, indentification 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.
-
-
-
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.
-
-
-
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.
-
-
-
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.
-
-
-
Hook-up works (with client/ consumer piping at battery limits):
-
-
-
Complete Carbon Steel aboveground Piping Work with painting including all fittings, flanges and supply of all required gaskets, studs bolts & nuts etc. as described under item 207 above, and Any other work and material required for the completion of the work and not covered above and desired by EIC shall be in the scope of contractor
-
-
-
Carbon Steel Pipe (ASTM A 106, Seamless B-36.10 / API X 52)
380
-
-
1) Pipe Specification and thickness may vary depending upon availability of pipe. No extra payment shall be made for this.
2) 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.
3) All o-lets less than 2" NB size, all sizes of coupling and nipples etc. as required shall be suplied by contractor but no separate payments shall be made as it is covered under erection rate.
-
-
-
Aboveground installation of Insulating Joint & Valves etc.
Handling including lifting and transportation from COMPANY's warehouse to CONTRACTOR'S Stores and/or work site and installation of all types of valves, insulating joint including assembly of valve accessories, (if any) by bolting, threading or welding, supply and insertion of gaskets, nuts & bolts, nipples, etc. at all elevations of pipe sleepers, supports or overhead on racks, equipments nozzle, skid & painting etc. supply of all consumables, manpower, equipment, etc. for completion of all works as per scope of work and as per drawings, specifications and instructions of Engineer-in-charge including servicing/ cleaning of valve wherever requried.
-
-
-
Welded Valves (Full Bore/ Reduced Bore)
Ball / Globe / Check Valve
-
-
-
Size Rating/ Schedule
-
-
-
4" NB 300#
14
-
-
2" NB 300#
10
-
-
Sockolet Welded Valve (Ball / Globe Valve)
-
-
-
Size Rating/ Schedule
-
-
-
1" NB 800#
20
-
-
¾" NB 800#
12
-
-
6" NB, 300# - Insulating Joints
2
-
-
4" NB, 300# - Insulating Joints
2
-
-
STRUCTURAL WORKS
-
-
-
Supply of erection of single leaf mild steel gate 2.5m high with mesh upto 2m height and barbed wire fencing and 2m wide complete in all respect including painting as per TS on all MS items, all works as per specification and drawings excluding foundations and RCC beams.
50
-
-
Supply of all materials, fabrication and erection of chain link fencing 2.5m high with mesh up to 2m height and barbed wire fenching complete in all respects including painting as per TS on all MS items, all works as per specification and drawings excluding foundation and RCC beams.
280
-
-
Pipe Supports & Other Structures
-
-
-
Supply, fabrication and erection of all types of pipe supports like clamps, saddle, guide stops, cradles, turn buckles, anchors, T-posts; stockade/ trestle and pipe bridge for overhead piping; frames for canopy, approach ladders and platforms, crossover, cable tray supports, etc. including painting suitable for highly corrosive area as per specification labour and supervision & complete work as per drawings, specifications and instruction of Engineerqw-incharge. (Bolts, nuts, washers, U-clamps etc. for supporting shall be supplied by the Contractor within the rates quoted. These items will not be measured and paid seperately). The work is to be completed in all respect as per scope of work and specification.
220
-
-
Notes:
-
-
-
The quantities indicated are estimated values and hence are approximate. Final payment will be made based on actual quantities to be certified by the Purchaser.
-
-
-
The cost of MS bolts (permanent and service(, washers, 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 double handling, as required, for completion of work in accrodance with time schedule, are deemed be included in the quoted rates.
-
-
-
CIVIL WORKS
-
-
-
Site Grading
Excavation in earth and filling to the grades and levels shown in the approved drawings in all kinds of conditions including for Road embarkments, using approved quality good earth from designated borrow area, for all heights and depths including clearing and stripping (min. 150mm) of the area marked for filling, taking spot levels, consolidating the exposed natural soil surface, excavating the earth from borrow area loading, transporting & unloading, spreading in layers not exceeding 150mm thickness, breaking clods, watering (if reqd.), ramming and compacting by manual/ mechanical means to give minimum 92% of modified Proctor's density of earth, testing & dressing including disposal of all unserviceable material all complete as per specifications and directions of Engineer-in-charge.
280
-
-
(Rate to include cost of all labour, tools, tackles, equipment, hire charges, cost of borrow earth by way of royalties, right of way, cess etc., as applicable with all bye works and sundry works).
-
-
-
Plain Cement Concrete
Supplying and laying plain cement concrete (including shuttering of required) in all types of concrete works including levelling courses below foundation, substructure, superstrcuture, chambers, cable tranch, under floors and any other locations, at all leveies as per drawings, specifications and directions of the Engineer-in-charge.
-
-
-
PCC 1:2:4
1 Cement : 2 Coarse sand : 4 stone aggregate 20mm nominal size.
300
-
-
Reinforced Cement Concrete
Providing and laying reinforced cement of grade M-20 with 20mm and down grade crushed stone aggregate in all types of structures like foundations, pedestals, pedestal bases, pipe supports, sleepers cable trench inlcuding constrcution joints, bitumen painting on surface in contact with soil, providing and fixing reinforcing steel, shuttering, inserts, finishes etc. at all depths and heights complete as per drawings, specifications and direction of the Engineer-incharge.
280
-
-
Rate to include cost of all labour, tools, tackles, equipment, hire charges, supply of all maerials such as minimum 43 grade cement including sulphate resistant cement for substructures, R/F steel, Inserts, bolts, conduits, bitumen, other minor constrcution materials, shuttering, stanging, earthwork in excavation and backfilling using serviceable earth in all conditions, shorting bailing and pumping out water, testing of concrete, curing etc. with all bye works and syndry works.
-
-
-
TEMPORARY CATHODIC PROTECTION SYSTEM
-
-
-
Design, detailed engineering, supply, installation, testing and commissioning of the temporary Cathodic protection system using Mg/ Zn galvanic anodes to protect the external surface of 3 LPE coated entire 5.5 km (approx.) long steel pipeline network against corrosion for design life of minimum 1 year or till commissioning of PCP system whichever is later as per standard specification No. MNGL/Steel/TS/15 for temporary cathodic protection system. Scope shall also include but not limited to the following for completion of jobs:
-
-
-
Measurement of soil resistivity along the right of way of the main pipeline route as per specification for design & installation of anodes.
-
-
-
Collection of additional data related to cathodic protection along the right of way of pipeline as per specifications.
-
-
-
Supply, installation, testing & commissioning of one set of spark gap arrestor with 2 plate Zinc grounding cell of 20 kg net weight each across each insulating joint as per specification.
-
-
-
Supply, installation, testing & commissioning one set of polarisation cell with zinc anode at all high tension (66KV or higher) electrical power transmission line/Equipment crossing or running parallel to the pipeline for grounding purpose as per specification. The rating shall depend upon anticipated fault current & ground bed resistance at the location of installation. However, the rating of polarisation cell (krick) shall not be less than 5 KA & number of 20 kg net weight zinc anode shall not be less than two.
-
-
-
Supply & installation of Zinc Ribbon Anodes at 4-8 O’Clock position in the interval of 2 metre (max.) on carrier pipes at all cased crossings i.e. railways/ roads etc.
-
-
-
Monitoring of the protection system for 6 months.
-
-
-
All civil/ structural works related to TCP system including supply of bricks, cement & steel etc. required for completion of the system.
-
-
-
For 6"
3500
-
-
For 4"
8500
-
-
The quantities mentioned above are tentative and quantities for above including supply items shall be finalised & procured by Contractor only after due approval of EIC. Contractor supplied any surplus item during reconciliation shall not be accepted / taken by the Owner.
-
-
-
For all the supply items mentioned above, procurement shall be made as per specification & Data Sheets, after due approval of Engineer-in-charge.
-
-
-
FIELD INSTRUMENTATION
-
-
-
PRESSURE INSTRUMENTS
-
-
-
Supply , Installation of Pressure Gagues and their accessories inclusive of supply of necessary piping materials and tubings alongwith all necessary valves & fittings, fabrication and installation of impulse lines/ manifolds & hydraulic testing (exclusive of calibration of instruments) as per installation standard attached elsewhere in Tender Document and Supply as per Data Sheet No.MEC/23K8/05/E5/I/001/DS-PG. Give breakup of supply and Installation rate.
2
-
-
CALIBRATION
-
-
-
Calibration of the instruments listed below including removal of instruments from pre-installed locations like panels, enclosure racks, fields etc. and refixing them back in respective/ required places, providing equipments, necessary test jigs, instrument air and all consumables. Calibration reports shall be prepared and to be submitted to the Purchaser/ Consultant.
-
-
-
Pressure Gauges
2
-
-
Note:
-
-
-
The quantities mentioned above are tentative and quantities for above including supply items shall be finalised & procured by Contractor only after due approval of EIC. Contractor supplied any surplus item during reconciliation shall not be accepted / taken by the Owner.
-
-
-
For all the supply items mentioned above, procurement shall be made as per specification & Data Sheets, after due approval of Engineer-in-charge.
-
-
-
Laying of MDPE pipe along with Steel pipe line Excluding supply of all MDPE pipe (PE 80/100,SDR11), but Including supply of Bends, Couplers, End caps, Tees, PE Reducer, CS to PE Fitting, Saddle Tapping, Warming mat, etc. as required to complete the job. ( Particular job specification.)
"Receiving and taking-over" as defined in the specification, handling, loading, transportation and unloading of Owner supplied MDPE line pipes (PE80/100, SDR11) of all sizes (as free issue items) from Owner's designated place(s) of issue to Contractor's own stock-yard(s)/ Work Shop(s)/ work-site(s) including proper storing, stacking, identification, providing security & insurance cover , including supply of accessories of all sizes & thickness like Bends, Couplers, End caps, Tee, PE Reducer, CS to PE Fittings, Saddle Tapping, Warning Mat, etc..
-
-
-
Stringing/ uncoiling of the MDPE line pipe on the pipeline Right-of-Use, laying/ installation of MDPE line pipe alongwith steel pipeline (alongwith installation of required accessories as mentioned above) of following sizes, including executing all works; fabrication, access for construction; supply of all materials (except Owner supplied materials), consumables, labour and other incidental works and handing over the same after return of the surplus pipes to the Owner's designated stockyard(s); carrying out all temporary, ancillary, auxiliary works required to make the MDPE pipeline ready for commissioning as per drawings, specifications, scope of work indicated in PJS and other provisions of Contract document and instructions of Engineer-in-charge.
-
-
-
UP to Dia 90mm
100
-
-
Dia 125mm
12000
-
-
Note : The quantities indicated above against all individual item are tentative and may vary considerably depending upon site condition, methodology adopted as per site requirement with due approval of Owner/ Consultants.
-
-
-
PIPING WORKS FOR SECTIONALISING VALVE STATION-CUM-TAP-OFF POINT
All works for fabriaction and installation of all piping above ground at all elevations and below ground at all depth for Sectionalising Valve Station alongwith preparation of construction drawings duly approved by EIC, in all type of terrains and soils including transportation and handling of all Owner supplied materials i.e. extended stem butt welded sectionalising gas actuated ball valve, other types of valves, line pipes for mainline, 4" NB pipe for all branch line including ventlines from Owner's designated place(s) of issue to work site.
-
-
-
Contractor shall supply all required size & type of piping material like pipes, fittings & flanges etc. as per PMS alongwith 2" NB pipe for all branch line & vent line (wherever required) including supply of all consumables, manpower, machinaries, materials etc. and carrying out all mechanical works of underground and above ground piping including fabrication, welding, nondestructive testing of welds, weld repairs/ retesting, cleaning/ flushing, pre-hydrotesting & hydrostatic testing, dewatering, functional testing, cutting of mainline and bevelling (if required)
-
-
-
assembly, including radiography of tie-in joints, corrosion, coating and external painting as required, installation of instruments like pressure/ temperature instruments/ gauges alongwith complete SS Tubing works including supply of SS Tube and thier accessories etc., as required, obtaining all statutory clearances, approvals and permissions for the works (wherever required), making of valve pit (for detail refer relevant drawings) for SV Stationscum- tap-off points enclosed with tender filled with sand, excavation and filling in all types of soils including soft/ hard rock for installation of piping/ pipe supports providing pipe supports, area fencing and gate including all associated civil and structural works; painting, finishing, clean-up and restoration of site; preparation of as-built drawings, documents and project records and performing all works as per drawings, specifications, other provisions of Contract document and instructions of Engineer-in-charge. In this item, instead of Brick Work RCC will be done
-
-
-
Type - I SV Station on 6" Pipeline
1
-
-
Type - I SV Station on 4" Pipeline
1
-
-
Note:
i) Work under above items are exclusive of all works associated with main pipeline covered under Item No. 1.0 above.
ii) All civil/ structural works including area fencing and gate, valve pits except for piping support will be paid separately as per unit rate provided elsewhere in the SOR.
iii) All coupling, nipples etc. as required shall be suplied by contractor but no separate payments shall be made as it is covered under above item rate.
-
-
-
Details of Major Road Crossing (Canal/SH):
Supply, Installation & Insertion of pipeline across Canal / State Highways/NH as per SCC and technical specifications
-
-
-
Supply & Installation of 20" NB x 6.4mm or above Wall thk. Casing pipe for Line Pipe 6" NB (6.4 mm thk API 5L Gr X52) & 4" NB, 6.4 mm thk API 5L Gr. X52 pipe by Jacking Boring . Including Insertion of 6" dia and 4" dia (for 125 mm dia MDPE Connectivity) Carrier pipeline in 20" dia casing pipe and connectivity with existing pipeline at both end of National Highways/State Highways/ Railway as per SCC and technical specifications
-Supply of Casing Pipe Supply of following casing pipe including handling, loading, transportation & unloading etc. to contractor's own stock yard / worksite(s).
-After Completion of insertion of carrier pipe with Connectivity at both end including all works as per the scope of work -Post Hydro testing & Commissioning , Submission of as-built drawing, Submission of Documents
- The rates shall include bore holes for soil investigation, collection of disturbed samples from bore holes and visual engineering classification of soil at crossing location. Minimum 2 nos of bore holes ( 01 no each at both end of crossing) are required on each crossing and submission of detailed report to Company.Boreholes shall be made at locations as direct by Engineer in-charge at crossing location to find out the presence of rock strata.
Boring shall be carried out in accordance with the provision of IS:1892. Minimum diameter of boring shall be 150 mm.
- Rate Should include supply & installation of 250mm Casing pipe for 4" Steel Pipeline for MDPE (if required by Authority & as per the instructions of EIC)
-
-
-
Note: (i) Crossing width may vary as per site condition. Tenderer are advised to visit site for actual assessment of extent of crossing. Actual length of Boring shall be as per design calculations so that pipe is not under stress as permitted by codes/ specifications. However final length of string & cover from top of pipe shall be decided by concerned Authority/ Engineer-in-charge.
(ii) Payment for the length of final tied-in carrier pipeline string with mainline made for crossing laid by Boring method are inclusive in the above item rate and no separate payment shall be made under other item mentioned elsewhere.
-
-
-
(iii) The Contractor has to quote alongwith 4" NB (for 125mm MDPE). No any extra payment shall be made against this item. (iv) Width of above crossings indicated are tentative. The width indicated are not for any single crossings. This shall be as per requirement at site for crossings at different locations.
-
-
-
(v) Actual length & cover from top of casing pipe string may vary depending upon site conditions, approved drawings, specification etc. and / or as decided by concerned Authority / Engineer-in-charge.
(vi) No Extra Payment for supply & installation of Zinc ribbon to be provided to Carrier pipe & Zinc Anode is to be provided to Casing pipe and its design included in above item
-
-
-
Supply and installation of 20'' casing pipe,Preparation of required length of carrier pipeline welded string including all other works as mentioned in item no. 1.0 above and specification/ drawings. Insertion of carrier pipeline welded string including all other works as mentioned in item no. 1.0 above and as per specification/ drawings.
Insertion of carrier pipe in casing pipe after above ground pretesting at specified test pressure and installation of casing insulators & Zinc ribbon anode as per specification/ drawings. Installation of vent and drain assembly, fixing of end seals, backfilling and restoration as original of the facilities crossed and performing all other works including pigging, cleaning, final hydrotesting etc. alongwith mainline works (as mentioned in item no. 1.0
above) and as per specification, approved procedure, drawing etc. and instruction of Engineer-in-charge and provision of contract document, getting NOC from all concerned Authority of the facilities crossed (Any type of soil)
130
-
-
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