Thorough painting of bridge no.1, 1A, 16A, 17, ROB at Barasat, Madhyamgram, Barrackpore, Durganagar, Berhampore Court, Bethuadahari, Bathna Krittibas, Bridge-K/1, S/47, 76T and 17A DN Line etc. in Sealdah Division.

A-Items covering relevant chapters of the ER-HQ-IR-USSOR 2021-3-Ver

Item Breakup - A-Items covering relevant chapters of the ER-HQ-IR-USSOR 2021-3-Ver 1.

Sqm Surface preparation of steel work of bridge triangulated girders by cleaning with scrappers and/or wire brushes to remove all rust and loose or perished paint to prepare perfectly clean & dry bare metal surface free from all dirt/foreign material & ready for initial coat of paint. Rate includes cost of labour, consumables, brushes, misc. tools and plants, ladders, scaffoldings, jhoola, hanging scaffolding, staging etc.

46950.00 plate/composite girders and other steel structures where the finishing coat shows signs of deterioration; but primer coat of paint is sufficiently in good condition and there are no signs of rusting etc. Surface shall be cleaned free from oil grease, scaling and other foreign matters without disturbing the primer coat {Rate includes cost of labour, consumables, tools & plants, scaffolding, jhoola, ladder etc.}

14550.00 Triangulated girders where the finishing coat shows signs of deterioration; but primer coat of paint is sufficiently in good condition and there are no signs of rusting etc. Surface shall be cleaned free from oil grease, scaling and other foreign matters without disturbing the primer coat. Painting of cleaned plate/composite bridge g i r d e r s including all scaffolding along with provision of Jhoola / hanging scaffolding ladders etc. where required.

14000.00 conforming to IS:104 with DFT of 25-30 Microns followed by one coat of Zinc Chromate red oxide conforming to IS:2074 DFT of 25 Microns

61000.00 containers conforming to IS:2339 with DFT of 15 - 20 Microns for each coat. Painting cleaned triangulated bridge girders including all scaffolding, along with provision of Jhoola / hanging scaffolding ladder where required.

1650.00 conforming to IS:104 with DFT of 25-30 Microns followed by one coat of Zinc Chrome red oxide conforming to IS:2074 with DFT of 25 Microns.

16200.00 containers conforming to IS:2339 with DFT of 15 - 20 Microns for each coat. Total 12693055.50

Item Breakup - B-NON SOR ITEMS

Hiring charge foe one 5 KVA D. G. Set including Hour fuel, lubricating oil, operation and maintenance with lighting arrangements by o6 nos. 500 watt halogen with fitting complete and 2 nos. F.I. Fittings 50 watt point fixing complete to all.

Shifting and refixing to its original position of Each bridge timber/channel/H-beam/composite sleepers etc. for 60Kg/52kg rails for painting work on steel Girders below sleepers in traffic block or without Traffic block. Payment of painting will be made separately.

Two coat Painting with black anti-corrosive Sqm bitumastic paint [Confirming to IS-9862/1981] of approved brand and manufacturer to give an even shade on new or old/existing steel/chequered plates on any type of steel girder bridges.

Supplying and applying Zinc Film Galvanization Sqm on Steel Girder Bridges for corrosion protection with Zinc Rich High Performance Coating System loaded with fine, lamellar and spherical zinc particles having diameter, length and breadth in the range of 5 to 15 microns, blended in neutral resins for long life protection against corrosion of steel, as per RDSO specification no. M&C/PCN/125-2009 along with inspection and all the mentioned tests on the product with coating of Zinc Rich Paint and Zinc Solvent of required DFT (Dry Film Thickness) including surface preparation (mechanical cleaning) by sand /grit blasting to Sa 2.5 of ISO specification no. 8501- 88 and application by spray / brush painting on the prepared surface with all labour, material including scaffolding, shuttering and strutting along with provision of Jhoola/hanging scaffolding wherever required and T&P etc. as a complete Film Thickness Coating of 80 micron for Rural & Arid environment job.

Extra over item no.4 of Schedule-B for Film Sqm Thickness Coating of 120 micron for Medium Industrial & Marine environment. Total 3286942.00