Installation of split casing over existing 12.75 inch underground petroleum pipeline at 02 locations under BKPL Mughalsarai jurisdiction

Amount

Excavating in all type of soil including hard murrum and rock for exposing existing pipeline normally buried at 2.0 M Depth (The depth may vary near road/ rail / river / nala/ cart track crossing) including keeping top layer of soil separately followed by backfilling of the trench after holiday detection test to be performed by contractor as per specifications. The contractor shall properly provide compaction of the backfilled earth & restore the worksite to original conditions and Restoration of the ROW to the satisfaction of the Owner as per the direction of EIC or his representatives. Note: This job is for inspection of the pipeline section other than C&W Section wherever desired as indicated by Site Engineer and Engineer In Charge

Supplying and installation of pipeline insulator rings made from high density polyethylene complete with cadmium plate nuts and bolts suitable for pipe size 12" diameter complete with labour and material as per specifications and directions of Engineer-in-Charge.

Shifting of owner casing pipe from owner Location to Site.

Fabrication and laying of split cased crossing using Owner supplied casing pipe of carrier pipe 12" diameter according to drawing and specification and all labour inputs, materials, consumables including setting out the work, cutting, aligning and welding the casing pipe as per site requirement, site complete as per direction of Engineer-in-Charge.Unit is running meter of casing length

Vent pipes: Supply of all materials necessary for fabrication and installation of vent pipes, at the locations as per specifications, excavating & grouting in cement concrete 1:2:4, and all other works necessary for fabrication & installation including cleaning, priming & applying two coats of coaltar based epoxy paint on underground portions, supply and application of onecoat of primer and two coats of epoxy paint of approved colour andquality on above ground portion, stencil letter cutting for number,direction, chainage etc. and restoration of site to original conditionand all other acts, deeds, matters and things and work, labour, inputs and materials/consumables necessary to perform and compte the work in all respects as per approved drawing & specifications and as per direction of Site Engineer /Engineer-in-Charge

Supply and installation of vandal proof test lead point (TLPs) at location or as per direction of site engineer including supply of proper size of lug, washer & brass nut bolt, Bakelite insulation plate, 2 inch dia GI pipe (B class, lSI marked) of 1.5 mtr length threaded at one end tofit the vandal proof TLP Box & other end with bend pipe connection witha piece of GI pipe taking out from foundation for cable entries.Necessary 6 Sq.mm multi strand PVC insulated flexible single core copperconductor cable for lead wires and all other materials required forerecting the test lead point over concrete foundation (TLP grouting)with cement concrete mixture 1:2:4 (Cement:Sand: Grit of 20mm nominalsize), making cable connection to the pipe with necessary excavation,removing I"" x 1"" size of existing coating material on pipe surface,cleaning with wire brush and making the surface free of dust, surfacepreparation by acid wiping, soldering 1"" length of Cui Al strands onexposed pipe surface, filling the exposed pipe and cable portion withliquid araldite (mixed with hardner), & terminating the cable on Bakelite insulating bolt with copper lugs, brass nuts /bolts, washer lugsinside the test lead box enrooting the cable through inside of the TLPbox pipe , including removal of coat & wrap of dimension 75mm X 75mm , repairing the damaged to coat & wrap etc. and painting with one coat ofRed Oxide zinc chromate primer and two coats of approved brand ofsynthetic enamel paint on the test lead box and GI pipe, complete inevery respect as per drawing, specifications and instructions of SiteEngineer inclusive of the cost of all labour, materials etc.

Supplying and installation of new zip type end seals made from nitrite rubber oil resistant concentric reducer type complete with stainless steel bends made from high density polyethylene complete with cadmium plated nuts and bolts suitable for pipe size 12" diameter with all labour and materials as per specifications and direction of Engineer-in-Charge/ Site Engineer

Providing the air compressor of suitable capacity for flushing of annular space of carrier casing as per direction of EIC. One day shall be equivalent to 24 hrs.

Supply of MS strip (5/4" wide x 1/8" thick) for welding of casing pipe in longitudinal direction by using protection plate/strip inside and welding of extension on circumference using protection strip

Coating & Wrapping refurbishment of 12 inch diameter pipeline with Onwersupplied Cold applied tape as per specifications /directions comprising of following activities/ jobs : - A. Removing of old coat & wrap with scrappers using wooden/ brasshammers etc. B. Cleaning the pipe by blasting using abrasive media as per tenderspecifications and instructions of Site Engineer / Engineer-in -Charge. C. Applying one coat of owner supplied liquid adhesive fast drying synthetic primer over the cleaned surface with the help of good approvedquality bristle type painting brush / spray. D. Applying first layer of 3ply cold applied tape(Inner) for corrosionprotection on the surface of primed pipe after touch dry with minimumoverlap of 50% as recommended by the manufacturer followed by another second layer of 2 ply cold applied tape(outer) coating or asrecommended by the manufacturer. E. 'Backfilling of the trench after holiday detection test to be performed by contractor as per specifications. The contractor shallproperly provide compaction of the backfilled earth & restore theworksite to original conditions. F. 'Restoration of the ROW to the satisfaction of the Owner as per thedirection of EIC or his representatives.

NARAIN AND CO

A K CONSTRUCTION

M/s S S Enterprises

M/S TUN TUN SINGH

ABIRAM CONSTRUCTION COMPANY