Engineers India Limited Tender

Magnetic Cleaning: Running of adequate no. of Magnet Pigs for pipeline including pig tracking for each segment, preparation of site report as per Specification and provisions of the bid document.

Electronic Geometry Pigging: Running of adequate no. of Electronic Geometry Pig (Caliper) including pig tracking for each segment, preparation of site report on pipeline, data analysis at Contractors facility as per Specification and provisions of the bid document.

Defect Verification: Defect verification at a max. of 3 locations for each segment inspected including supply of all tools, tackles, instruments, personnel and their transportation, all earth work, repair of pipeline coating wherever exposed, backfilling, work complete in all respect as per direction of engineer-in-charge. NOTE: Unit EACH signifies each segment of the pipeline.

Final Report: Preparation of final work report as per agreed format and submission to Client / Client's Consultant in total of 4 copies.

CATHODIC PROTECTION

Cathodic Protection for HDD

Survey, design, engineering, supply, installation, testing and commissioning of cathodic protection system for the HDD portion of the pipeline as per the enclosed specification vide document no.: B302-000-06-45-CSW-9522. All work shall be carried out conforming to the scope of work, design basis, data sheets, specifications, standards, drawings, etc as per the provisions of GCC, SCC and all materials, equipment, consumables, start-up/ commissioning spares etc. which include transportation, storage of materials at site, manpower, in line with direction of Engineer-in-charge.

INSTRUMENTATION

TELECOMMUNICATION WORKS

OPTICAL FIBRE CABLE INSTALLATION

Submission of OFC alignment sheets, as-built drawings and all documentation in accordance with the specifications.

Supply & installation of OFC distance markers (metal plates on pipeline markers) at all pipeline marker locations as per specifications and direction of CLIENT/CONSULTANT.

Supply of Jointing closures, Factory acceptance testing, storage, and transportation to site, loading, unloading, jointing of OFC all complete as per specifications provided in the bid document and direction of CLIENT/CONSULTANT.

Site acceptance Testing of the laid OFC, all complete as per specification and direction of CLIENT/CONSULTANT.

Laying, Testing and commissioning of the following sizes of HDPE duct/pipe of pressure rating 6 kgf/cm2, including supply of clamps, small iron structures, spacers, and duct accessories like push-fit couplers, bends and elbows, end plugs, simple plugs, sonic heads, etc, and including small civil works, cleaning with compressed air, calibrating, testing for air tightness, sealing of ends, including all labour and materials, as per directions of the Engineer-in-Charge.

Duct with nominal diameter 40 mm or less

Supply and Installation of Jointing pit/ blowing pit, sand, OFC joint identification markers, electronic markers etc. including jointing of OFC (with OFC laid by other contractor at both ends of HDD) in jointing pits, back filling, pulling wire for OFC/Duct Pulling (rugged and durable) etc. all complete

Installation and Laying of OFC through permanently lubricated HDPE conduit (which is sub-ducted in CS conduit) including supply and use of all materials required like couplers, end plug etc. all complete as per the job specification (Supply & Installation of CS Conduit are covered in the Pipeline laying Section of the tender)

PIPELINES

WATER BODY CROSSING BY HORIZONTAL DIRECTIONAL DRILLING (HDD): Complete work for the Brahmaputra River at CH: 1554.590 km (between the limits as indicated in the Scope Drawing) in soft strata including all additional drilled lengths necessitated by Contractor's design and based on site conditions, carrying out confirmatory bore hole, if required, to ascertain the geo-technical data attached with the tender; carrying out construction design calculation and engineering of the crossing, "Receiving and taking-over" of already prepared Owner supplied pipe string of 26" size,12.8 mm Wall Thickness, API 5L Gr. X70 PSL2 externally corrosion coated line pipes near to crossing, "Receiving and taking-over", handling, loading, transportation and unloading of Owner supplied 26" size,12.8 mm Wall Thickness, API 5L Gr. X70 PSL2 externally corrosion coated line pipes from designated place(s) of issue/ dump site(s) to Contractor's own stockyard(s); mobilization and de- mobilization at site(s), supply of all materials as per "Scope of Supply", all consumables, equipment, manpower, other resources, acquiring the required land for string preparations, and execution of, but not limited to, the following works in accordance with specifications, drawings; preparation of all necessary construction drawings for Owner's approval, Preparation of detailed construction method statement, calculations and installation procedures, Additional requirement of strings preparation including welding (if required), NDT of welds (carried out by contractor) and re-beveled areas, radiography, weld repair and re-test, pre-hydrotesting of completed string, corrosion coating of field joints with HDD sleeves (including already welded pipe string), inspection of corrosion coating and repair of defects, installation of pipeline string by 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, safe disposal of corrosion Inhibited water and bentonite, 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 drawings, scope of work, specifications, standards provision of contract document, calculations, and instruction of Engineer-in- Charge, leading to successful completion of works. Notes: 1. Length of HDD shall be measured as actual curvilinear length between tie-ins at entry and exit. 2. Crossing shall be executed by intersection technique (performing pilot hole by deploying rigs from both sides) by utilizing electromagnetic steering technology for precise real time tracking. 2. Payment shall be made on pro rata basis for any Increase/ decrease in HDD length. 3. Indicated drawings are for reference only.

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, clearing, supply and application of approved color & text 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, scope of work, specifications, standards and instructions of Engineer-in-Charge. Note: The painting of all markers shall conform to environments specified as per scope of work and protective coating specification.

Type of Marker Navigable Waterway Marker

LEAKS/ BURSTS (ATTRIBUTABLE TO OWNER)

Repair of Leaks/ Bursts in Pipeline All works for locating any major leak/burst (occurred during hydrostatic testing) or any minor leak by sectionalizing or any other methods which cannot be located by visual means, including necessary repairing/ replacing defective pipe length, including cutting and removing out defective pipes, transportation, pretesting of replacement pipe and welding into mainline, NDT of welds and re-beveled area, repair and re-testing of defective welds, coating/ painting of welded joints, clean-up, retesting the pipeline/ pipe segment including providing all necessary equipment, labour, materials, consumables and inputs other than Owner supplied materials and performing all works as per drawings, scope of work, specifications, standards enclosed with the Contract and directions of Engineer-in-Charge. Note: 1. This rate is applicable for manufacturing defects in Company/ Owner supplied material only.

Type of Leak Major Leak (detected by visual method) Pipe OD 660 mm

IDLE TIME PRESERVATION WORKS

Idle time preservation of Pipeline and Associated facilities: Preservation of complete pipeline and associated facilities and its maintenance by filling and pressurizing with nitrogen including supply and maintenance of nitrogen or by filling and pressurizing with corrosion inhibited water including supply and maintenance of water with regular dosing of inhibitor to maintain the effectiveness of the inhibitor water (along with disposal of corrosion inhibited water at a proper/ suitable location, after due preservation works) and supply of all consumables, all equipment, man- power, etc., complete as per the requirements of specifications, scope of work, standards, other provisions of Contract document and instructions of Engineer-in- Charge as per following details:

Type of Preservation By Filling Corrosion Inhibited Water Pressure (Bar(g)) 2.0 Pipe OD 660 mm Period 3 to 6 Month

Type of Preservation By Filling Corrosion Inhibited Water Pressure (Bar(g)) 2.0 Pipe OD 660 mm Period 6 to 9 Month

Type of Preservation By Filling Corrosion Inhibited Water Pressure (Bar(g)) 2.0 Pipe OD 660 mm Period 9 to 12 Month

Type of Preservation By Filling Corrosion Inhibited Water Pressure (Bar(g)) 2.0 Pipe OD 660 mm Period Up to 3 Month

Type of Preservation By Filling Nitrogen Pressure (Bar(g)) 2.0 Pipe OD 660 mm Period 3 to 6 Month

Type of Preservation By Filling Nitrogen Pressure (Bar(g)) 2.0 Pipe OD 660 mm Period 6 to 9 Month

Type of Preservation By Filling Nitrogen Pressure (Bar(g)) 2.0 Pipe OD 660 mm Period 9 to 12 Month

Type of Preservation By Filling Nitrogen Pressure (Bar(g)) 2.0 Pipe OD 660 mm Period Up to 3 Month

PRE-COMMISSIONING AND COMMISSIONING ASSISTANCE FOR PIPELINES

Carrying out pre-commissioning activities and pre-commissioning checks to the specified acceptance criteria, making the entire pipeline system including stations ready for commissioning, providing assistance during the complete duration of commissioning operations, supply of all equipment, man-power, consumables, including all type of pigs and required quantity of nitrogen (if & as required), materials for all temporary works and performing all associated works, complete as per the relevant specifications, scope of work, standards, other provisions of Contract document and instructions of Engineer-in-Charge

Pre-Commissioning Works as per details: Type of Activity Dewatering Pipe OD 660 mm

Pre-Commissioning Works as per details: Type of Activity Swabbing Pipe OD 660 mm

Pre-Commissioning Works as per details: Type of Activity Drying Pipe OD 660 mm

Commissioning Assistance : All works for Commissioning assistance as per details below: Pipe OD 660 mm