e-Procurement Notice No39/OCCL/2024-25 (on-line)

Amount

Vertical lift Gates ( Size 8000 mm X 3600 mm )

Dismantling, removal of 05 (five) sets of old & damaged Vertical Lift Gates & its components and shifting to dump yard designated by Department

Erection, Commissioning, Testing of 05 (five) sets of new Vertical Lift Gates & its components

Dismantling of 05 (five) sets of Central Drive assembly, wire rope assembly, turn buckle, bearing & housings, couplings, position indicator assembly, hand drive assembly, gear box cover etc. & erection of same after repair / renovation including trial testing of 05 (five) sets of rope drum hoist after fixing of wire ropes to newly replaced vertical Gates

Dismantling, removal, shifting of damaged chequered plates of Hoist platform & Walkway

Fixing & erection of new chequered plates in Hoist platform & Walkway including new hand railing & ladder

Core drilling holes for removal of existing anchor bars & fixing of new anchor bars of size Ø 30 x 400 mm in trestle foundation by apply epoxy grouting

Repair of footing of trestle structures as per direction of Engineer-in-charge

Painting of 05 (five) sets of Vertical lift Gates of size 8000mm x 3600mm after blast cleaning process performed with as per requirements & class 'A' of IS 14177: 1994. After blast cleaning, the surface should be cleaned from loose dust & debris by air blast with help of blower. Over the prepared surfaces, two coats of zinc rich primer (containing not less than 85% zinc rich on dry film) should be applied to give a dry film thickness of 70 ± 5 microns. First coat of primer should be applied within six hours of sand blasting. Fnishing coat should consist of 02 coats of solventless coal tar epoxy paints. These should be applied at an interval of 24 hours. Each coat should give minimum dry film thickness of 150 ± 5 microns. Total dry film thickness of all coats including primer coat should not be less than 350 microns. The rate should include compressor, painting equiments, labour, other machinery, scaffolding etc. required for painting.

Painting of 05 (Five) sets of Rope drum Hoists & trestles structures for 05(five) sets Vertical lift Gates of size 8000mm x 3600mm after blast cleaning process performed with as per requirements & class 'B' of IS 14177: 1994. After blast cleaning, the surface should be cleaned from loose dust & debris by air blast with help of blower. Over the prepared surfaces, two coats of zinc phosphate primer should be applied to give a dry film thickness of 40 ± 5 microns per each coat. First coat of primer should be applied within six hours of sand blasting. Fnishing coat should consist of 01 coat of alkyed based micaceous iron oxide paint at dry film thickness of 65 ± 5 followed by 02 coats of synthetic enamel paint confirming to IS 2932 : 1974 to give dry film thickness of 25 ± 5 microns per coat of synthetic enamel paint. Total dry film thickness of all coats including primer coat should not be less than 175 microns. The rate should include compressor, painting equiments, labour, other machinery, scaffolding etc. required for painting.

Painting of Hoist platform & walkway structure including new chequered plates, hand railing and ladder after blast cleaning process performed with as per requirements & class 'A' of IS 14177: 1994. After blast cleaning, the surface should be cleaned from loose dust & debris by air blast with help of blower. Over the prepared surfaces, two coats of zinc phosphate primer should be applied to give a dry film thickness of 40 ± 5 microns per each coat. First coat of primer should be applied within six hours of sand blasting. Fnishing coat should consist of 01 coat of alkyed based micaceous iron oxide paint at dry film thickness of 65 ± 5 followed by 02 coats of synthetic enamel paint to give dry film thickness of 25 ± 5 microns per coat of synthetic enamel paint. Total dry film thickness of all coats including primer coat should not be less than 175 microns. The rate should include compressor. painting equiments, labour, other machinery, scaffolding etc. required for painting.

Trinath Engineers (BID ID -2685435)

DILLIP KUMAR DAS (BID ID -2675665)