Rate Contract for a period of 2 years for shifting of MDPE Gas Pipeline and Restoration Work for PNG and CGD Network of MNGL, Pune.

MDPE PIPELINE - Rerouting- Trenching laying ( SOR item No 1.2 to 1.6 ) SOR covers Trenching, Laying of MDPE pipe in any surface, jointing, testing, backfilling, decommissioning, commissioning etc. in coordination with third party. Excluding supply of all MDPE pipes (PE 80/100, SDR11), but Including supply of Bends, Couplers, End caps, Tees, PE Reducer, CS to PE Fitting, Saddle Tapping, warning 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, Trenching, laying/ installation of MDPE line pipe (along with 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. Preparation and getting approval of schedules, execution procedures, drawings/ sketches/ wherever required, making trial pits to determine the underground utilities/ services etc., restoration of the abandoned trial pits to original condition. Grading the ROU, barricading the work area as per local authorities’ norms & to satisfaction of EIC, installation of safety signs, trenching to required depth, repairing of all damaged utilities if any, and payment of any compensation (if claimed by owner/other utility agencies). Uncoiling/ stringing of pipes, clamping, jointing of the pipe ends/ fittings/ valves by qualified personnel using approved electro-fusion techniques as per specification. Excavation of trench and Lowering the pipeline in trench to required depths, placement of HDPE warning grid mat over the pipeline along the complete route, padding around pipeline with suitable approved soil, backfilling with available excavated material after screening, compaction with jumping jack compactor and water at subsequent layers of 150mm above warning mat. All tiles/slabs/curb stones etc., removed during excavation shall be placed properly. Roads, pavements, footpaths etc. to be made motorable wherever pipeline is laid. MDPE Pipe shall be laid in such a way so that top cover of MDPE Pipe is 1.0 meter. However, in case if additional depth (up to 1.5 meter) required due to any reason shall be covered in this SOR. Installation and electro-fusion jointing of valves wherever required and as directed by Engineer-in-charge. Restoration of area to original condition, including cleaning the area of all unserviceable materials, debris, excess earth near trenches to the designated disposal area as per the specifications, instruction of Owner/Engineer-in-charge and to the satisfaction of local authorities. Restoration of all surrounding ground features to that existing before as detailed out in the specifications and as directed by Engineer-in-charge which would include replanting of any uprooted trees etc. Pneumatic testing, purging with nitrogen and commissioning as per specification and approved procedures providing all tools and tackles, nitrogen, instruments, manpower and other related accessories and as per the instructions of the Engineer-in-charge. Maintaining the completed pipelines/ installation for any defect, failures during defect liability period (i.e. 12 months from date of completion of work). Handing over the completed works to MNGL for their operation/ use, returning of all free issue surplus material to MNGL stores, reconciliation of free issue material area wise and obtaining "no objection certificate" from MNGL/Consultant. Preparation and submission of Daily progress report, Laying Graphs/ PE/ GI line cards. On completion of gas charging of pipelines. Preparation and submission of As-built drawings/ GIS updation, crossings details, termination, utility graphs and deviation statements. Submission of all documents required for contract closure in numbers as mentioned in contract. 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 schedule at no extra cost to MNGL.

PE Rerouting-Trenching laying-180 MM

PE Rerouting-Trenching laying- 125 MM

PE Rerouting-Trenching laying- 90 MM

PE Rerouting-Trenching laying- 63 MM

PE Rerouting-Trenching laying 32- MM

LAYING PE PIPELINE ( SOR item No 1.8 to 2.2 ) SOR covers Laying of MDPE pipe in any surface (no tranching), jointing, testing, backfilling, decommissioning, commissioning etc. in coordination with third party where Trenching is done by third party. Excluding supply of all MDPE pipes (PE 80/100, SDR11), but Including supply of Bends, Couplers, End caps, Tees, PE Reducer, CS to PE Fitting, Saddle Tapping, warning 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 (along with 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. Preparation and getting approval of schedules, execution procedures, drawings/ sketches/ wherever required, making trial pits to determine the underground utilities/ services etc., restoration of the abandoned trial pits to original condition. Grading the ROU, barricading the work area as per local authorities’ norms & to satisfaction of EIC, installation of safety signs, trenching to required depth, repairing of all damaged utilities if any, and payment of any compensation (if claimed by owner/other utility agencies). Uncoiling/ stringing of pipes, clamping, jointing of the pipe ends/ fittings/ valves by qualified personnel using approved electro-fusion techniques as per specification. Lowering the pipeline in trench to required depths, placement of HDPE warning grid mat over the pipeline along the complete route, padding around pipeline with suitable approved soil, backfilling with available excavated material after screening, compaction with jumping jack compactor and water at subsequent layers of 150mm above warning mat. All tiles/slabs/curb stones etc., removed during excavation shall be placed properly. Roads, pavements, footpaths etc. to be made motorable wherever pipeline is laid. MDPE Pipe shall be laid in such a way so that top cover of MDPE Pipe is 1.0 meter. Installation and electro-fusion jointing of valves wherever required and as directed by Engineer-in-charge. Restoration of area to original condition, including cleaning the area of all unserviceable materials, debris, excess earth near trenches to the designated disposal area as per the specifications, instruction of Owner/Engineer-in-charge and to the satisfaction of local authorities. Restoration of all surrounding ground features to that existing before as detailed out in the specifications and as directed by Engineer-in-charge which would include replanting of any uprooted trees etc. Pneumatic testing, purging with nitrogen and commissioning as per specification and approved procedures providing all tools and tackles, nitrogen, instruments, manpower and other related accessories and as per the instructions of the Engineer-in-charge. Maintaining the completed pipelines/ installation for any defect, failures during defect liability period (i.e. 12 months from date of completion of work). Handing over the completed works to MNGL for their operation/ use, returning of all free issue surplus material to MNGL stores, reconciliation of free issue material area wise and obtaining "no objection certificate" from MNGL/Consultant. Preparation and submission of Daily progress report, Laying Graphs/ PE/ GI line cards.

Laying PE Pipe- 180 MM

Laying PE Pipe- 125 MM

Laying PE Pipe- 90 MM

Laying PE Pipe- 63 MM

Laying PE Pipe- 32 MM

Excavation of Hard Rock Excavation of hard rock, wherever hard rock of single piece exceeding 1.5m in length removable by pneumatic chisel/ drill as per specifications and direction of EIC. Please note Boulders <1.5 meters, shall not be considered under this SOR.

Civil Work, Restoretion:( SOR item No 2.5 to 2.9 ) SOR covers the supply of material, tools, equipment, manpower etc to complete the job wiith in timeline. Contractor must perform the activity as per specification given in tender document and direction by EIC.

Restore. With supply of Tiles/Paver Block etc. Work - 90%

RCC Work ( 1:2:4) M-15 for P/L

Asphalt Work

Jointing, Testing & Commissioning of Already laid PE P/L:( SOR item No 3.1 to 3.4 ) SOR covers coordination, Permission, Testing and commissioning of already laid MDPE pipe by another contractor as instructed by EIC. Contractor must perform the pneumatic testing, identification of leakage and rectification, purging & Commissioning of already laid MDPE Pipe (PE 80/100, SDR 11) including supply of manpower, labour, tools, equipment fittings etc. and submission of final documents Like: As-built etc./ pipeline updation in GIS etc. Contactor. Tapping from main line/charged line is the scope of contractor. However, the supply and jointing of fitting for leakage ratification can claim against jointing of already laid pipeline SOR. SOR description for jointing will be same as defined in tender and claim as per no of joints are completed during identify/rectification of already laid MDPE pipelines after testing and commissioning, completion of the job.

Test./Comm. already laid PE P/L

Jointing- already laid PE P/L-20/32 MM

Jointing -already laid PE P/L- 63/90/125 MM

Jointing-already laid PE P/L-180 MM

Construction of MDPE Valve Chamber:( SOR item No 3.6 to 3.7 ) SOR covers Permission, coordination, Construction of RCC valve chamber and Installation of Extended Stem Valve Construction of valve chamber should be done as per the tender drawing with/without supply of extended stem PE ball valve with/without purge as per tender drawing and instructed by EIC. This SOR covers the supply of required MDPE fittings to install the extended stem valve, manpower, material, tools, equipment etc. Construction of Valve chamber & installation with supply Extended stem PE Ball Valve all size (32/63/90/125/180 mm) and Supply of Chamber Cover FRP/RCC or as per direction of EIC.

Const.Valve Chamber w/o sup.of Valve

Buried valve chambers finding & cleaning

RCC route marker Route Marker (size 800mm x 300mm x 100 mm) (Installation with Painting) and as per tender. Claim this SOR under service activity of re-routing /laying of new PE pipelines. The Markers shall be painted before installation as per the approved procedure. The supply of the paint and painting as per the specification is in contractor’s scope.

Plate Marker: SOR covers the supply of Plate Marker & installation as per tender drawing and installation including associated manpower etc. as per instructing of EIC.

RCC Pipe: ( SOR item No 4.1 to 4.2 ) Supply of high strength and good quality RCC pipe on site. all transportation, Fixing & labour charges under the scope of vendor.

RCC Pipe Half Round Pipe 6"

RCC Pipe Full Round Pipe 6"

P/L laying , Underground Crossing of Utilities /Drain /Culverts /Nala /Major Road by HDD Laying- 63/90/125MM Contractor shall cross Utilities /Drain /Culverts /Nala /Major Road by HDD method at various depth in different locations as directed by Owner / Consultant either as per site conditions or as per instruction received from concerned authorities, whichever will be higher / stringent and decision of Owner / Consultant in this regard shall be final & binding to the contractor. Before start of HDD, the contractor shall ascertain by pre-construction survey all underground obstacles namely electrical/ telecommunication cable, foreign pipeline, water line, drain/ sewerage line and prepare crossing profile drawings showing all elevations & levels. The contractor shall also ascertain the type of soil & their terrain whether rocky or normal by way of trial pit etc. before start of job. The contractor shall submit procedure; profile drawing with complete design calculations of HDD as per requirement of ASME B31.8/ OISD norms and safety requirement that pipe is not under stress during and after crossing for Owner/ Consultant’s approval prior to start the execution of works. Contractor shall determine the minimum allowable elastic bend radius for pipe. Contractor shall ensure all safety norms regarding distances from end point or from bottom of crossing and also ensure that external coating of pipe is not damaged during pulling & handling of pipe for crossing. The contractor shall ensure that no any u/g existing utilities/ pipelines/ cable etc. are damaged. It shall be responsibility of contractor to compensate any loss or damage to other agency if damaged while crossing. All statutory permission from concerned authority shall be arranged by Contractor before start of job. Contractor shall deploy only MNGL’s approved HDD Agency and approval of agency shall be sought before deploying HDD agency.

LPT of MDPE Line & Leakage rectification ( SOR item No 4.5 TO 4.6 ) SOR covers conduction the meeting with MNGL officer, coordination with authorities public societies etc. to perform the Lock pressure testing (LPT) of commissioned MDPE includes dismantling and re-installation of transition fitting of all sizes & all type of TF with replacement of damaged pipe, rectification of leakages etc. as per instruction of EIC. SOR covers the supply of MDPE fittings, tool equipment, manpower etc which required to execute the work on time but excluding the supply of pipe. Initial contractor should conduct the survey of the network given by MNGL and plan the activity with information taken from ground like Pipeline network, valves, no of SRs, society details with contact no/ mail etc. there are three phases of this activity. First is survey and intimation to societies for the outage of gas supply. Second, testing and leakage identification. Third, Liasoning and ratification of leakage, de-commissioning and commissioning of pipeline etc. This activity can be consider completed only after completion of these three stages. Contractor can claim the ratification as per the SOR as per the numbers of leakage point rectified. It also includes proper coordination and communication with residents/Users to conduct shut down on network. Restoring the wall/road surface to original by cleaning/touching of the corresponding paint to original as per instructions & to the satisfaction of the EIC. Tightening & Replacement of existing damaged pipe with new ones for MDPE pipe installations. Rectification includes liaising with statutory authorities, other utility agencies, providing manpower and machinery, RCC breakers, de-watering pump with fuel, driver/operator, transportation with all tools & all consumable required for the completion of attend/repair works. Execution of the work including excavation of the pits, supply of fittings, transportation of pipe, Jointing, testing, purging, commissioning and backfilling, compaction, submission of testing and commissioning report as defined as instructed by EIC/. In case of involvement of JCB/ air compressor/pump/ RCC Breaker for repairing the network, no additional payment shall be made.

LPT of MDPE Line (All Size)

Rectification MDPE Line (All Size) at Gas leakage points / locations

MDPE Shifting upto 10mtrs (for special site only, as per AIC) including trenching/ laying/ backfilling/ Fittings/ jointing,etc (with in 48Hr) (C-section during Nala crossing, underpass, bridge pillar, etc.) This is for special site conditions only where the line shifting is required for crossing of Nala/ underpaas/ Bridge pillar, etc. as per instruction of EIC covered up to 10 meters rerouting within 48hrs mobilization after receiving intimation from AIC. The scope includes Liaisoning with agencies/statutory authorities, preparation of detailed route plan, making trial pits to determine the underground utilities/ services etc., obtaining permission from Land owning agencies, restoration of the abandoned excavation/trial pits to original condition, barricading the work area as per the procedures & drawings provided in the tender and as per the directions of AIC. Trenching to the required depth in normal surface, jointing of the pipe ends/fittings/ valves by qualified personnel, using approved electro fusion techniques as per specification, No separate payment shall be paid for liasioning, Pipeline laying by any method including excavation of the pits/trench, Lowering the MDPE pipe line in trench, padding around pipeline with suitable soil, supply & placement of PE warning mat over the pipeline along the complete route, jointing, flushing, testing, purging, commissioning, backfilling with available excavated material and submission of as built graphs as instructed by AIC. Cleaning the area of all unserviceable materials, debris, excess earth near trenches to the satisfaction of local authorities. The contractor shall ensure that no any u/g existing utilities/ pipelines/ cable etc. are damaged. It shall be responsibility of contractor to compensate any loss or damage to other agency if damaged while crossing. All statutory permission from concerned authority shall be arranged by Contractor before start of job.

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