Repairing/maintenance, checking/testing and painting of old pontoons (03 nos.), making of railing on pontoons (04 nos.) and grilling and walk-way on each pontoons (04 nos.) and fabrication of ladders for approach on pontoons required duringmonsoon 24

Amount

Part (A) Supply Part

Providing and fixing bolts including nuts and washers complete (MS nut and bolt 5/8x4").

Part (B ) Repairing & painting of pontoon

Dismantling all blocks of 03 Nos. of pontoon for repairing & overhauling, denting etc. cutting, welding, jointing etc. complete as per instruction of EIC. (welding electrode to be provided by contractor) (7.12 T X 3 Nos. pontoon)

Testing of MS pontoon as per instruction of EIC. (All blocks of 03 No. Pontoon blocks available in section x 196 sqm each.

Painting of all blocks of each pontoon with supply of chloride zinc phosphate red oxide primer paint & two coat painting at the surface of pontoon both inside and outside including cleaning degreasing, de-rusting of the area to be painted complete as per instruction of EIC (in Sqm) (03 No. Pontoon blocks available in section x 196 sqm each)

Painting of all blocks of each pontoon with supply of anticorrosive rubber paint and two coat painting on inner & outer both side of the surface of pontoon up to 1 mtr. Height complete as per instruction of EIC (in Sqm) ( 03 No. Pontoon blocks available in section x 196 sqm each)

Assembling of all blocks of (03 No. Pontoon blocks available in section x 196 sqm each) including cutting, welding, jointing etc. complete as per instruction of EIC (7.12 TX03 Nos. pontoon) (welding electrode to be provided by contractor)

Part ( C )- Fabrication of railing , grilling & walk- way on Pontoons to be installed for Monsoon 2024

Fabrication of fencing for pontoon & covering of empty space in between pontoon boxes with MS angle 50X50X6mm, 65X65X6mm and MS plate 3.15mm for safety of men including priming coat of approved steel primer (for 4 Nos. pontoon- 300 mtr angle X 4.5Kg/mtr i.e 1350 Kg, MS plate 55 Sqmm X 7.85kg/sqm i.e 392.5 Kg), MS material and gases will be arranged by NCL

Part ( D )- Fabrication of Ladder (15 mtr long x 1.5 mtr width x 01 mtr Height) for approch to Pontoons to be installed for Monsoon 2024

Fabrication of 04 Nos. Ladders with structural steel work in single section, fixed with or without connecting plate,including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete as per instruction of engineer incharge.(MS angle 50X50X6mm and channel 100x50x6mm and approach to pontoon for safety of men (for 1 Nos. ladders- 90 mtr angle X 4.5Kg/mtr i.e 405 Kg, MS channel 100x50x6mm X 9.58kg/sqm i.e 862.20 Kg = 1267.20 kg/ladder), MS material and gases will be arranged by NCL).

Supply & fixing of mild steel weld mesh febric heavy coated galvanized for proper fencing of 4 Nos. ladder, size of mesh - 75mm x 25mm, to in fixed on 3 sides ( 15 mtr X 1.5 mtr surface + 2 side X 15 mtr X 1.5 mtr = 67.5 sqm X 4 nos. ) as per instruction of engineer incharge.

Total impact of GST for the purpose of CTC