Gujarat State Petronet Limited Tender

Fabrication of 6D bend radius LR (Induction) bends as per the relevant standard & Specification attached with the tender document from free issue coated line pipes (API 5L GR. X-70, thk.- 20.6 mm) including but not limited to the following: "Receiving and taking over of free issue line pipes" from Designated store as mentioned in Scope of Work, carrying out inspection of line pipe at the time of receive taking over in the presence of Company representative, carrying out repair of pipe defects attributable to Company; carrying out repair of pipe defects attributable to Contractor after taking over, including supply of consumables & equipments; handling, hauling, transportation and unloading required to transport the mother pipes between place of issue, LR bend fabricator/ manufacturer, intermediate storage as required and worksite(s), Manufacturing/ fabricating of LR Bends, LR bends exact angle(s) shall be as per pipeline alignment.As per applicable line pipe specification, including testing of fabricated bend, 3 LPE / Heat shrink sleeve coating and transportation of fabricated bend to site for installation. All the Fabrication, Testing shall be as per applicable specification and ITP attached with the Tender Document. Note:- 1. Rate for repairing of defects in line pipes identified and recorded at the time of receiving & taking over i.e. defects attributable to Company shall be quoted separately in the applicable items of the SOR. 2. Quoted price shall include bending procedure qualification for 90 degree bend. 3. Actual induction bend required for completion of the project shall be worked out by contractor after detailed route validation survey by the Contractor and approval by Client/PMC. The Payment shall be made for actual bend manufactured and supplied . In case, requirement of any other degree of bends, the payment shall be made as per nearest available lower degree of bend in SOR. .

Hot (LR) Bends upto 45 degree

SUPPLY OF PLB HDPE DUCT & ACCESSORIES

Supply of 50 mm OD HDPE Duct with all accessories like air tight duct couplers including procurement, inspection, factory testing, packing, loading, unloading and and transportation to work site/ workshop as per technical specifications, data-sheets, standards, instructions of Engineer-In-Charge and other provisions of Contract.

SUPPLY OF OPTICAL FIBER CABLE (OFC) & ACCESSORIES

Supply of OFC cable ( 24 fibre, Single mode,Mult tube, Steel taped armored Optical Fiber, shielded adhering to ITU-T G.652D, 2000 Meter ± 2.5 % cable drums), inspection, factory testing, packing, loading, unloading and tranportation to work site as per the standard specification, data sheet and instruction of Engineer-in-Charge

Supply of jointing closure (with two nos. spare)

Supply of Jointing cum Blowing pits (1.1 m dia, cover slab) with Pit Marker

Supply of Electronic Markers in the Jointing cum blowing Pits.

SUPPLY OF CS CONDUIT

Complete work of supply of carbon steel pipes required for crossing, including all taxes, duties, transportation and inspection charges but not limited to, the following items in accordance with relevant specifications indicated in scope of work , drawings, relevent specification and other provisions of contract document and instructions of engineer-in-charge and as per all provisions of the CONTRACT DOCUMENT.And also Handling including lifting, transportation from Contractor Stores to CONTRACTOR's workshop for fabrication and/ or to work site.

All works related to supply of CS conduit of size 150 mm (6 inch), 6.4 mm thick IS 3589 (Fe 410) or equivalent ERW 3LPE coated pipe for various crossings.

SERVICES

PRE- CONSTRUCTION REQUIREMENTS:

Design, detailed engineering and preparation of construction drawings for Company’s approval including obtaining any additional topographic, geo-technical and hydrological survey data as required for design & installation of crossing by HDD method , Preparation and submission of document control list for relevant job procedurse for pipeline works including HDD crossing method in line to pre-construction, construction and post construction sequence to get approval from PMC/TPIA/ Owner as per applicable standards/ codes, Establishment of WPS/ PQR/ EQT/ Welder test/ NDT, field joint coating, cold field bend, weld production test etc. procedure qualifications in presence of TPIA/ Owner representatives; Installation of 3LPE coated line pipes across Und River by horizontal directional drilling technique, installtion of pipeline for re-routed section in all types of soil strata as per specification, drawings, other provisions of Contract and instruction of Engineer-in-Charge, including but not limited to the above.:

INSTALLATION OF PIPELINE BY HDD METHOD ACROSS THE UND RIVER

Complete work for the crossings, including taking over and handling of line pipes from Owner's Storage Yard to worksite, carriyng out all repairs including supply of all other repair materials. Arrangement of all additional land required for Contractor's storage, fabrication, access for construction; construction design calculation and engineering of the crossing, mobilization and demobilization at site(s), supply of all materials as per "Scope of Supply" and all consumables, equipment, manpower and other resources, and acquiring the required land for site preparations, and execution of, but not limited to, the following works in accordance with specifications, drawings, and as per provisions of the Contract document and instructions of the Company/ Engineer-in- Charge. Carry out/verification all surveys including detailed Geotechnical Survey required for collecting data relevant to design and construction of the crossing, preparation of all necessary construction drawings for Company's approval as per the provisions of the Contractor document, Preparation of detailed construction method statement and calculations including Scour Depth calculations for river crossings, Strings preparation (carrier pipes-30" NB, API5L Gr. X-70, 15.9 mm thk.) including welding, 100% Radiography of welds, NDT of welds and re-bevelled areas, radiography, weld repair and re-test, pre-testing of completed string, corrosion coating of field joints with Dirax or equivalent, inspection of corrosion coating and repair of defects, Preconstruction surveys and collection of all necessary data, Installation of pipeline and CS conduit for optical fibre cable conduit by HDD method in all type of soil including rock, horizontal directional drilling to the correct profile as per approved drawings and specification, Post-installation hydrotest including leaks and repair of defects and retesting, etc. for defects attributed to Contractor's faulty work, Supply, fabrication and construction of protective fencing as required, Supply, fabrication and erection of pipeline markers, Restoration and clean-up etc., Preparation of as-built drawings and other records etc., All other works not specifically listed herein, but required as per specifications, drawings, provision of contract document, calculations, and construction method statements, leading to successful completion of works. String preparation and laying of 6 inch CS conduit for OFC by HDD method, welding etc. Application of protective coating of 1000 micron thick two component epoxy (applied with the help of minimum three coats) shall be done on 6" CS conduit Pipe. Backfilling of the ditch/ trench including restoration and clean-up of area, disposal of drilling fluid & waste etc. to the satisfaction of Engineer-in-charge and /or as directed by Concerned Authority. Gauging, Pigging, Cleaning, Post installation hydrotest,dewatering, swabbing and tie-in with pipeline at either banks etc.as per specifications, codes, approved drawings, calculations, methods and as directed by Engineer-in-charge and provision of contract document; getting NOC after work completion from all concerned authority of the facilities crossed. Any other activities not mentioned/ covered explicitly above, but otherwise required for satisfactory completion/ operation/ safety/ statutory/ maintenance of the works shall also be covered under the scope of work and has to be completed by the Contractor within specified time schedule at no extra cost to owner. The pipeline laying shall be done as per specification, code & standard & guideline by Owner/ Owner’s Representative.

Installation of Coated Line Pipes and CS conduit by HDD method as per following details:

Crossing of Und River at chainage 41.7 Km for carrier pipeline of size 762 mm OD x 15.9 mm thk. of API 5L Grade X-70 3LPE coated and CS conduit of size 150 NB X 6.4 mm thick. of IS 3589 or equivalent ERW Pipe 3LPE coated for two nos. HDPE duct and OFC.

Note: (i) Width of the crossing are indicated in respective Crossing drawing enclosed with the tender document. Crossing width may vary as per site condition. String length for HDD shall vary 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 and approved by PMC/OWNER. (ii) Separate HDD for 6" CS conduit for OFC laying at minimum 5 m distance apart from centreline of HDD of mainline pipe on either side as per approved drawing. No separate payment for HDD for 6" CS conduit shall be paid. (iii) Payment for the length of final tied-in carrier pipeline string with mainline and CS conduit laid by HDD method are inclusive in the above item rate and no separate payment shall be made under other clause mentioned elsewhere. (iv) Payment for supply of CS conduit shall be made as per rates available elsewhere in the SOR. (v) Payment of HDD length shall be done for tie-in to tie-in length. (vi)As-built drawings shall be submitted by contractor after completion of job.

PIPELINE LAYING / INSTALLATION

From HDD end to hook-up points at both end

Installation of Carrier Pipe by Open Trench Method in all kind of strata : Laying/ installation of 3LPE externally coated and liquid epoxy internally coated line pipe, associated fittings and accessories, etc. as per specifications, drawings, other provisions of Contract and instructions of Engineer-in-Charge of the sizes mentioned herein, including but not limited to carrying out the following : "Receiving and taking-over", handling, loading, transportation and unloading of Owner supplied coated and bare line pipes and carriyng out all repairs including supply of all other repair materials and other Free Issue Materials from designated GSPL stock-yard to Work site.Including stringing on the pipeline Right-of-Use (ROU)/ Right of way (ROW); Arrangement of all additional land required for Contractor's storage, fabrication, access for construction (other than Owner provided ROU/ROW); supply of all materials (except Owner supplied materials), consumables, equipment, labour, etc. and other incidental works;carrying out all temporary, ancillary, auxiliary works required to make the pipeline ready for pre-commissioning as per drawings, specifications, scope of work indicated in tender document and other provisions of Contract document and instructions of Engineer-in-charge, including but not limited to carrying out the following works : Staking and installation of temporary construction markers, clearing, fencing, grubbing, grading (as required) of Right of Use/ Right of Way. Shifting of all obstruction within the ROU / pipeline route alignment viz. electrical line / pole, telephone line (poles); coordination with concerned authorities to obtain permissions for the same. Identification and marking of existing pipelines in the field by pipeline locator and manual trail pits Survey of the detours, if required at the time of construction including marking the same in topographical sheet, preparation of AFC drawings showing survey detail and submitting same to Owner to review.

Trenching to all depths and to all width including manual excavation of trench where ever required, to accommodate the pipeline and/or cable duct/ CS conduit during lowering & backfilling as specified in scope document and as per the relevant standards, specifications, etc. by excavation in all types of strata including Laterite rock, chiselling or otherwise cutting etc,; providing depth of padding in trench bed & above and around the pipeline, HDPE duct and OFC as required with sand / graded earth approved by Engineer-in Charge;. Maintaining the trench & Dewatering if required as per site condition.

Carrying out repairs of pipes defects/ replacement in case of irreparable defects and repairs of defects of pipe coating.Thorough internal cleaning of all pipes by suitable methods to remove debris, shots, grits etc. to the satisfaction of Engineer-in- Charge;

Stringing of line pipes along ROU/ROW including providing straw and sand.

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 & Ultrasonic testing of Golden joint 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 welds joints found defective by Owner/ Owner’s Representative, carrying out re-radiography and other tests as required on repaired and cutting joints/ pipes.

Installation of carrier pipe at all crossings including roads/ cartrack / pathway / drain / nala/ other water crossings etc. (except at crossings by HDD method, Cased crossings, Crossings by machine moling and by open cut conventional method that are specifically covered separately elsewhere in the SOR) by open cut after prehydrotest of the section, if required, including re-storation of the banks to original conditions (in case of waterbody crossings) duly accepted by Competent Authority as defined as per specification.

Application of coating for all field joints, Long Radius Bends, Burried Fittings, Valves, etc. including supply of heat shrinkable sleeves and high build liquid epoxy etc. as per specifications compatible with 3-Layer PE Coating as per tender specifications with prior approval of Engineer-in-charge.

Crossing of all the foreign pipeline / HT line / Power lines/ cable / any other utilities etc. with necessary concrete / PVC protection including coordination with all agencies.

Lowering the pipelines in trench as per specification and standard drawing , providing required padding with sand/graded material approved by Engineer-In-Charge, over and around the pipeline, OFC & HDPE Duct, in rocky areas, including supply of sand/graded material. backfilling with available, approved excavated material and/or other suitable soil approved by Engineer-In-Charge;

Taking DGPS coordinates of each weld joint (including tie in joints) and including the same in field inspection report. The coordinate must have X,Y,Z (ground level) along with depth of cover.

Installation of LR Bend, as per specification wherever required depending on site condition.

Supply and installation of warning mat as per EN:12613 standard (latest edition) & as per relevant clause mentioned in specifications enclosed in the bid document.

Application of protective coating of 1000 micron thick two component epoxy/ polyurethane (powercrete) (applied with the help of minimum three coats) including supply of materials duly approved by owner for all piping and fittings for buried installation.

Carrying out cleaning, pigging and hydrostatic testing including air cleaning, flushing, filling, gauging, pressurization of complete pipeline sections as approved by Engineer-In-Charge to the specified test pressure, providing all temporary launcher and receiver, equipment, pumps, fittings, instruments, dead weight tester, test headers, pressure recorder, all types of pigs etc., and services, supervision, labour, consumables, water including supply of corrosion inhibitor, air, etc. as required, locating of leaks, if any, occured during hydrotesting attributable to contractor either by further sectionalising or any other suitable standard recommended practice with due approval of Engineer-in-Charge and rectification of defects, retesting after rectification, successful completion of hydrotesting of pipeline to acceptance criteria defined in the specifications.

(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 will hamper the overall project schedule. Further, no extra payment claim shall be entertained for re-hydrotesting and leak detection.

Final clean - up and restoration of right-of-use and disposal of debris and surplus material to designated disposal areas and re-instating the area to its earlier state and as directed by Owner/ Owner’s Representative.

Pre-commissioning activities like dewatering, swabbing, drying and the associated facilities being installed to the specified acceptance criteria as per Owner/ Owner's Representative., including supply of manpower, required number of pigs, other equipment's & consumables materials for all temporary works and performing associated works, complete as per the relevant specification's, other provisions of contract document and instructions of Engineer in Charge/ Owner.

Ensuring proper safety codes & practices during construction, cordoning off the work area, providing warning signs, barricading and proper tools & tackles, Equipping the workers with safety boots, helmets and florescent aprons & barricading as per std. drawings. The barricading is to be done throughout along the trench/ welding string.

Any other activities not mentioned/ covered explicitly above, but otherwise required for satisfactory completion/ operation/ safety/ statutory/ maintenance of the works shall also be covered under the scope of work and has to be completed by the Contractor within specified time schedule at no extra cost to owner. The pipeline laying shall be done as per specification, code & standard & guideline by Owner/ Owner’s Representative.

Temporary land required by the contractor for his working purpose or for string preparation or keeping machinery is not covered under this SOR item.

Restoration of land, facilities, boundary wall and roads etc. and associated facilities dismantled/damaged by the Contractor during construction; After restoration, contractor shall obtain NOC from relevant authority and submit for approval.

Supply and providing of soft soil for pre & post padding in rocky area as per technical specification or decision/instruction of EIC and rate of supply of soft soil are included in SOR item no seprate payment shall be provided.

Preparation of as-built drawings, pipe-book and other records as specified in the specifications. SOR shall be read in conjuction with scope of work, job specific requirements, specifications, standards, drawings and other provision of contract document. All above works, line pipe laying and installation all above works for buried pipeline as per following details:

Installation of Coated Line Pipes as per following details:

Line pipe details

Size Thk. Grade Coating Type Length of each Pipe Type of Soil Terrain/ Area

mm(OD) (mm)

762 15.9 API 5L Gr. X-70 3 Layer PE Double random (approx. All type of strata Flat /Slightly Undulating PSL-2 Coating 11.5 to 12.5 mtr.) & Bevel End

Note: 1. This item rate is applicable for complete work of laying of underground pipeline with installation of Long radius bend (API 5L GR. X 70, thk. 15.9 mm) of approx. 30" x 70 M natural gas Pipeline as per schematic drawing.(Refer Drg. No.: 241120-016-PP-SCM-2001.The length of pipeline is tentative. 2. Rate for laying of OFC & HDPE duct shall be quoted in relevant Schedule of Rates (SOR), hence not to be included in Pipeline Laying works. 3. Payment for Preparation of as-built drawings, pipe-book and other records as specified in the specifications is to be covered in this SOR rate. 4. The above rate shall be inclusive of hydrotesting, dewatering, swabbing and drying of complete pipeline section.

MAJOR LEAKS/ BURSTS (Attributable to Owner)

Major Leak/ Bursts (Detected by visual method) : All works for locating & detection of leak/ burst (occurred during hydrostatic testing) including necessary repairing/ replacing defective pipe lengths, including cutting out and removing the defective pipe, pretesting the replacement pipe, welding into mainline, and NDT of welds, repair and re-testing of defective welds, coating of welded joints, 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 Engineer-in-charge Major leak (Detected by visual method) For pipeline size 762 mm (30") OD Note: (1) This rate is applicable for any number of repairs required in the section 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.

MINOR LEAKS/ BURSTS (Attributable to Owner)

Minor Leak (Detected by sectionalizing method) : All works for locating leak by sectionalizing or any other methods which can not be located by visual means, (occurred during hydrostatic testing) including necessary repairing/ replacing defective pipe lengths, including cutting out and removing the defective pipe, pretesting the replacement pipe, welding into mainline, and NDT of welds, repair and re-testing of defective welds, coating of welded joints, 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 Engineer-in-charge Minor leak (Detected by sectionalizing method) For pipeline size 762 mm (30") OD Note: (1) This rate is applicable for any number of repairs required in the section 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.

PERMANENT MARKERS

Supply, fabrication and installation of following types of permanent markers along the route including all associated civil works such as excavation in all types of soil, construction of pedestals and grouting with concrete, cleaning, supply and application of approved colour and quality of primer and paint, stencil letter cutting for numbers, direction, chainage, etc., restoration of area to original condition and performing all works as per drawings, specifications and instructions of Engineer-in-charge.

Pipeline Warning Signs

Right-of-Way boundary markers

Kilometer Marker

Navigable Waterway Markers

Directional Marker

MAGNETIC CLEANING AND ELECTRONIC GEOMETRY PIGGING

Carrying out Magnetic pigging and EGP including mobilisation/demobilisation of pigging tools, tackles, consumables, accessories and personnel by contractor at work site including but not limited to magnet pig, electronic geometry pigs and pig tracking device, temporary launcher and receiver as per specification and other provision of the bid document including supply of material, equipment, manpower, etc. as required for geometry inspection and magnet cleaning including calibration of magnetic and caliper tools at works site, running of adequate no. of magnet pigs and electronic geometry pigs (caliper) including pig tracking, preparation of site report on pipeline, data analysis at Contractors facility as per specification and provisions of the Bid Document.

Repair of defects recorded during EGP run or otherwise including cutting, beveling, welding, radiography, field joint coating etc; as applicable,

DRYING

Complete work of carrying out drying by vaccum drying method of pipeline section including supply of manpower, equipments & consumables, 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.

Drying by vaccum drying method

COMMISSIONING ASSISTANCE & COMMISSIONING OF PIPELINE

Providing commissioning assistance during the complete duration of commissioning operations of new pipeline section including supply of all manpower, materials and consumables (required quantity of nitrogen etc.), materials for all temporary works and performing all associated works, complete as per requirement of specifications, other provisions of contract document and instruction of Engineer In-charge.

Notes:- (1) Contractor to arrange manpower, material, equipment etc. for de-commissioning of existing pipeline. (2) Acceptance criteria for completion of job under this sor item shall be attaining 0% LEL by contractor. (3) Contractor to arrange adequate quantity of nitrogen required to successfully complete the job in all aspects.

LAYING OF PLB HDPE TELECOM DUCT AND ACCESSORIES

Laying of 50mm OD permanently lubricated HDPE ducts, in same pipeline trench direct buried along with steel Pipeline, in all type of soil & terrain, excavation as required, including cleaning and sealing of ducts at the end of laid drum lengths, preparation of Cable Blowing Pit including sand, jointing of HDPE conduit, Testing of HDPE Duct and accessories after laying, preparation of report and final drawing & documents as per specification, joint location marking, erection accessories (suitable for min 8 kg/cm2 pressure rating) ,all complete as per specifications provided in the bid document & and instructions of Engineer-in-Charge.

INSTALLATION OF OPTICAL FIBER CABLE (OFC) AND ACCESSORIES

All activities pertaining to Blowing / Laying of optical fiber cable in same pipeline trench inside 50 mm HDPE telecom duct, testing of OFC before Blowing/laying, cable sealing, installation of joint closure, blowing pit, electronic marker etc. using all materials required complete as per specifications and drawing provided in the bid document & as per direction of EIC. (spare loop of 10 Meter at Blowing Pit & 20 Meter at Jointing Pit shall be provided.The optical fibre cable shall be as per attached data sheet and Standard Specification.

Laying, termination, blowing & testing of OFC cable (2 km Drum, 24 fibre, Single mode,Multi tube, Steel taped armored Optical Fiber, shielded adhering to ITU-T G.655), as per attached datasheet, standard specifications

Installation of jointing closure (with two nos. spare)

Installation of Jointing cum Blowing pits

Installation of Electronic Markers in the Jointing cum blowing Pits.

COMPOSITE

SUPPLY AND INSTALLATION OF SPLIT TEE, HOT TAPPING AND STOPPLE WORK

Design, engineering, manufacturing and supply, procurement of materials and bought out components, Fabrication, inspection and testing at manufacturer's works and at site, packing, transportation, delivery and installtion of Full encirclement split Type Three Way Tee, associated fittings, Establishment of WPS/ PQR, Welding, UT, Hydrotesting and Pneumatic testing at site,installtion / Erection of Split Tee with guided bar, perfoming of HOT TAP Operation, required accessories and complete work as applicable including mobilisation and demobilisation of required tools, tackles, consumables as per enclosed standard specifications, data sheets, QAP and other codes and standards attached. Design and supply of flanged split-tee for hot-tapping and stoppling as per data-sheet and specification, submission & approval of design calculation & drawings, Manufacture, Inspection, testing, supply & transportation of split tee at site with all its accessories for Size : 30'' X 30" X 30" , 600# rating.

Hot tapping and Stoppling work in existing pipeline defined in bid document including but not limited to carrying out the below works:

Site Preparation : Mobilisation of equipment and carrying out grading of site, excavation and making pit including any dewatering for installation and welding of Split Tee and all other works. Mechanical works, all supplies included as per specifications and drawings including, but not limited to following; qualifying all welders as per the procedure duly approved by PMC & Client/Client's representative, Transporation Loading / Unloading etc. Supply of all the items ( including third party Inspection for 3.2 certification), including construction & project related works as defined in scope of work. Prefabrication including welding and inspection of welds. Assembly on site of prefabricated works including Testing / Drying / Cleaning, Painting / Coating.

HOT TAPPING: General / Mechanical works, all supplies included as per specification and drawings including, but not limited to following: Hot tapings vendor shall submit the procedure, safety, availability of material required to complete the entire job.

Prefabrication including welding and inspection of welds. Erection of prefabricated parts / Owner free issue material on site.

Prior to welding of split tee on exisitng pipeline, scope includes removal of external pipeline coating, cleaning of the surface, check pipeline thickness for adequecy, inspection of any laminations by UT technique.

Carrying out Hot tapings and stoppling work by double-double stopple (upstream & downstream) through approved agency including arranging hot-tapping and stoppling machine and all required tools & tackles. The cost of providing temprory by pass line, sanwich vales and full bore valves, pips, fittings, flanges etc, fabrication, NDT, hydro testing of temporary bypass line, mobilizing Hot tapping & stoppling machine, MS bolts, gaskets, washers, electrodes, pully, gases, cost of all the raw materials, cutting of flats from plates and providing splices, paints, tool, plants etc. as required for the work shall be deemed to be included in the quoted rates. All temporary bypass piping work shall be dismantled and removed from site after completion of work. All handling and transport charges of raw materials and fabricated structures as defined in the scope of work. All above work has to be carried out as per scope of work, specification, standard, other provision of contract document and instruction of engineer-in-charge.

Any other activities not mentioned/ covered explicitly above, but otherwise required for satisfactory completion/ operation/ safety/ statutory/ maintenance of the works shall also be covered under the scope of work and has to be completed by the Contractor within specified time schedule at no extra cost to owner. The pipeline laying shall be done as per specification, code & standard & guideline by Owner/ Owner’s Representative.

Supply and installation of Split Tee, Hot tapping and double-double Stopple work including temporary arrangement of bypass piping as per standard drawing, specification and procedure

Notes:- 1.Contractor shall be finalised the actual size of by pass line, ball valve, sandwich valve etc. as per design calculation for hot tapping work. 2.Contractor to depute security guard for 24/7, during the period of Hot Tapping and Stopple work. 3.As-built drawings shall be submitted by contractor after completion of job.

HOOK UP WITH EXISTING FACILITIES

Complete work for hook-up with existing UG pipeline, along with venting of gas between two stopple of existing pipeline, cold cutting, bevelling, alignment, welding, NDT, UT or any other test required for completion of job, coating of joint and near by area damaged during welding with heat shrink sleeves, Localized purging of Nitrogen with cylinder and supply of all consumables, coating materilas, manpower, radiography, joint coating etc., all complete for successful completion of work and as per the Scope of Work/ direction of Engineer in Charge/ Owner. Notes:- (1) Acceptance criteria for completion of job under this sor item shall be attaining 0% LEL by contractor. (2) Contractor to arrange adequate quantity of nitrogen required to successfully complete the job in all aspects. (3) Cold cutting machine (pneumatically drive/ air operated with liquid system) allowed for existing pipeline cutting activity. No manual/ hackshaw cutting is allowed. (4) All Hook up to be completed within time provided by owner. (5) At Hook-up point of existing pipe, all excavation shall be done by manual excavation, ensuring no dent or damage to the existing pipeline. (6) Provision of fire extinguishers, Fire Tender, blankets etc. and strict compliance of safety & PPE. (7) Nitrogen cylinder shall be available at each hook-up points during cutting and welding for inertization of localised gas pockets. (8) Repair of all coating defects of existing pipeline caused due to excavation. (9) Contractor to depute security guard for 24/7, during the period of exposure of existing pipeline. (10) Provision to be taken care to prevention entry of external content (e.g. water, moisture, soil etc.) in existing pipeline.

Hook up with existing 30" Pipeline section at shifting/rerouting of pipeline location

CATHODIC PROTECTION

Supply and installation of Test lead Points (TLP/Test stations) (475mm X 420mm X 350mm), with lockable door in weather proof IP-55 construction as per specifications and standard drawings complete with backlite connection plate, connection studs terminals, 4” dia heavy duty pipe, base plate welded at the bottom including MS bend for concrete base, M-20 grade concrete foundation as per standard drawings & miscellaneous works such as excavation and backfilling for foundation/trenches for cable laying. The work shall include PCC over foundation after installation of TLP, supply & fixing of a name plate containing the details like KM location, identification, TLP No., Marking of connection scheme, type etc., on the inside of the cover including the cost of all labour, materials, tools & tackles etc. and direction of engineer-in-charge.

Cable to pipe connection by Pin brazing for 6 /10/25 sq.mm copper cable including excavation and exposing piping , recoating with epoxy, testing etc.

Supply, laying, termination, Glanding and ferruling TCP-Cables--The Cables shall be annealed high conductivity, stranded copper conductor, 650/1100V grade, XLPE Insulated & PVC Sheathed in new/existing test stations and junction boxes.

1c x 6 mm2 - Anode tail cable - unarmored

1 core x 6 mm2 - Potential Measurement, TLP to pipeline, armoured

1 core x 10 mm2 - current measurement cable & Pipeline to Test station- armoured

Sacrificial anodes- Pre packed Mg anodes

Prepacked Magnesium anodes for Carrier/Casing Pipe protection (Min 5.0 Kg Each) as per tender specification (1/2/3/4 Nos. of anodes). The total nos. of anodes shall be calculated as per the corrosion survey, soil chemical analysis, total weight and current requirement of the pipeline section. However, Min one anode is to be installed at every one KM with test station.

OPTIONAL ITEMS

DISMANTLING /RETRIEVAL OF THE EXISTING PIPELINE SECTIONS

Complete work of carrying out excavation and dismantling of the underground existing pipe section between the two hook-ups points, including Supply of all consumables bmaterials, deployment of required manpower and equipment's, cutting of pipeline inside trench, removing cut pipe from trench, grinding, beveling, repail of damaged coating, transportation of the pipes from work site to designated storage area, bakfilling of the trench along arrangement of extra soil from outside as per Governement norms, all temporary works and performing all associated works, complete as per the relevant code, specifications, approved procedures, other provisions of contract document and instructions of Engineer-in-Charge.

IDLE TIME PESERVATION

Preservation of complete pipeline section (installed by contractor) for a period of one month and its maintenance by filling and pressurizing with nitrogen to a positive pressure of 2 bars (g) after drying operation. Supply and maintenance of nitrogen at required pressure, including supply of all consumables, nitrogen, all equipment, manpower, etc., complete as per requirement of specifications, other provisions of contract document and instruction of Engineer-in-charge.

REPAIR OF DEFECTS (ATTRIBUTABLE TO OWNER):

Repair of defects in owner supplied pipes/ line pipes of all thicknesses and external coating, noted at the time of taking delivery by Contractor, including performing all works as per specifications and directions of Engineer-In-Charge, Including supply of all repair material and inspection.

REPAIR OF DEFECTS IN PIPE: Repair of defects in pipe by cutting and re-bevelling including NDT of re-bevelled area & by Jack out (dents in bevels exceeding 3 mm in depth)

Cutting and rebevelling (dents / damage in bevels exceeding 3mm in depth). Pipes as per following details : (Pipe size - 762 mm (30"), Pipe Thickness - 15.9 mm)

Jack out (dents in bevels ranging between 1 mm and 3mm in depth) Pipes as per following details : (Pipe size - 762 mm (30"), Pipe Thickness - 15.9 mm)

REPAIR OF HOLIDAY IN COATING : Supply of all coating repair materials 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 necessary for the completion of the works strictly in accordance with the relevant specifications and instructions of Engineer-in-Charge. This rate shall be applicable per sq. cm of the exposed steel. Notes:- (1) Item applicable for new free issue coated pipes. (2) Repair of Holiday in Coating (Type of Coating - 3 Layer Polyethylene)

REPAIR OF COSMETIC DEFECTS IN COATING : Supply of all coating repair materials 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 necessary for the completion of the works strictly in accordance with the relevant specifications and instructions of Engineer-in-Charge. This rate shall be applicable per sq. cm of repair patch. Notes:- (1) Item applicable for new free issue coated pipes. (2) Repair of Cosmetic defect in Coating (Type of coating: - 3 Layer Polyethylene).

DE-MOBILIZATION AND RE-MOBILIZATION

De-Mobilisation of complete manpower, equipment, tools and tackles etc (in case complete site activities are stalled due to reasons solely attributable to owner or due to Force Majure) and remobilization of the same within 1 month including setting up of various facilities required to carry out the works as per direction of Engineer- In-charge. Time interval between any set of Demobilisation and Re-Mobilisation shall be maximum 6 months.

VIDEOGRAPHY & PHOTOGRAPHY

Carrying out the videography & Photography of the pipeline section construction activities. The work shall be carried out in two phases.Videography & photography of the entire route prior to construction activities i.e. pipeline route, all crossing like road / railways, nala, water body, etc. Videography & photography during construction activities of Mainline Works i.e. Stringing, Welding, Radiography, Joint Coating, Lowering, Backfilling, HDD, Hot tapping and Stoppling, Hook-up etc. performing all works as per instructions of EIC and other provision of contract document.

SERVICES FOR IMPLEMENTATION OF PIPELINE INFORMATION MANAGEMENT SYSTEM (PIMS)

Providing Pipeline Information Management System (PIMS) using web based software for tracking pre-construction activities, material tracking, planning, monitoring pipeline construction progress, commissioning and post construction activities and uploading of all as-built drawings/ reports/ procedures/ manuals/ documents, integration of different activities / functions in electronic form of entire pipeline length enclosed in tender document and as per directions of Engineer-In-charge..

Goods and Services Tax as applicable on transaction between Bidder and GSPL . Bidder required to provide complete value breakup of supply & service portion.

Supply of all the items required other than Owner's supplied Material are included in above quoted rates.

All above works shall be executed in accordance with scope of work, scope table, Technical specification, Data sheets, Particular Job spefication, Drawings and other provisions of contract document and instructions of Owner/Owner's representative, including but not limited to carrying out the above works.

N2 Preservation mentioned under optional item shall be considered for price evaluation and payment shall be done on actual certified quantity, if applicable.

Owner supplied Material – Line Pipes are GSPL supplied items. However, erection, installation and integration of these free issue material is in contractor’s scope. Transporting Owner's supplied material from Client designated store / vendors place to site is in scope of contractor. Contractor shall however be responsible for unloading and storing the free issue material at site at its own cost and risk. All such costs are included in quoted rates.

The Owner reserves the right to review the unit rates and at its discretion may decide to put any competitive party for execution of any additional work.

Excess material & Scrap a. For the purpose of this clause surplus material means materials mentioned as free issue in note 6.These Surplus material shall be handed over to the Owner by the Contractor with the complete list of Material and reconciliation statement of material. b. In case of line pipes contractor has to take care of all wastages, etc. The final length calculation for pipeline shall on the basis of final pipe weld book chainage certificate. The Contractor shall return all the serviceable balance material to Owner . All cut pieces of pipe measuring in length more than 2 m when returned to Owner’s storage points after machine beveling, shall be considered as serviceable material. All cut pieces of pipe measuring in length less than 2 m shall be considered as scrap and not taken back by Owner as serviceable material. Maximum 0.25% of pipeline length shall be allowed as scrap. In case the Contractor exceeds the limits of allowances of scrap mentioned above or fails to return any unused/ surplus material, then recovery for such quantities at the rate of 125% of the landed cost of material shall be effected from the Contractor’s bill(s) or from any other dues of the Contractor to the Owner.

Contractor required to furnish break-up of supply items as and when required by GSPL. Contractor shall issue GST invoice for all supply items.

The quantities mentioned are estimated. Payment shall be made as per actual certified execution.