Provision of Bearing inspection platform of 61 bridges of Br. No.- 93dn, 94B, 107A, 107B, 107C, 160UP/DN, 167UP/DN, 187UP/DN, 202UP/DN, 234A, 236A, 345UP/DN, 416UP/DN in PKA-MPO section, bridge no.- 10up/DN, 96N/S, 117, 174 & 238 in GMO-BRKA section, bridge no.- 20A, 27 and 11 in DHN-CRP section, bridge no.- 7 in PKA-PEH SIDING, bridge no.- 3A, 18A in DUGDA SIDING, bridge no.- 8N/S IN CRP- BKSC section and bridge no.- 1 in JAN SIDING and Br. No.- 9, 12, 16, 22, 29, 48, 54, 58, 67, 75, 77, 83, 106, 109, 110, 115, 129, 131, 156(RUB), 183, 200(RROB), 201, 207, 209(ROB) & 217 in KQR - MMD section and Br. no 79 in KQR- TIA Section, top chord inspection pathway of br.no 95(ROR) in KQR - TIA section under SSE/BR/DHN in Dhanbad Division.

A-(None Schedule item)

Item Breakup - B-(Schedule items)

1150.00 any length with suitable nuts including DTI washers conforming to IRS-B1-2001 for bridges and steel structures with contractors labour, tools and plants and lead and lift etc., complete. Metallizing of steel work of girders with sprayed aluminium after surface preparation by Sand/grit blasting, followed by one coat of etch primer (IS:5666) & one coat of Zinc Chrome primer (IS:104) and two coats of aluminium paint (IS:2339) with all labour, T&P and material as a complete job duly conforming to all relevant specifications and process given under Clause 39 of IRS-B1-2001. Note: Nominal Thickness of sprayed Aluminium coating shall be 150 microns. DFT of Zinc chrome primer shall be 25-30 microns and DFT of each coat of Aluminium paint shall be 12-14 microns.

Sqm Providing and fixing various size HTS holding down bolts conforming to relevant Codes/Specification in concrete column or in other structures with proper nuts, bolts, washers/plates, grouting of holes with cement or epoxy concrete with all material, labour, T&P as a complete job.

460.90 109740.39 ladders, inspection platforms, Trolley refuges etc., on bridges with structural steel conforming to IS:2062 including welding / bolting, priming painting with one coat of ready mixed paint of Zinc Chromate (IS:104) with DFT of 25-30 microns followed by one coat of Zinc Chrome Red Oxide (IS:2074) with DFT of 25 microns with all material, labour, T&P as a complete job. Note: Painting shall be paid separately under relevant item. Total 59657642.15