Improvement Works to the Hydrogen Plant 1 and 2

Providing two legged scaffolding, for works upto various heights as specified using 13 to 15 cm dia casuarina props, the distance between the two rows being 1.25m and the spacing of posts being 2m in both the rows with two horizontal posts with 0.5m overlap on either side and braces at 2m c/c including longitudinal & transverse middle braces to step up and providing a platform with country wood planks of 40 mm thick & 1m width, etc. including cost of all materials, labours, lead, lift, safety measures, etc. complete. a) For a height of 3.00 mtr.

b) For 5 mtr. Height

Providing wooden platform with scaffolding arrangement using 10 to 13cm dia. Casurina posts and 40mm thick country wood planks for providing platform over the scaffolding including cost of all materials labour, lead, lift etc., complete.

Dismantling the spalled/ distressed RCC and loose particles from the existing concrete including roughening the surface after thorough cleaning, rate including cost of all labour, lead, lift etc., complete.

Dismantling the existing the rolling shutter door including removal of frames, hinges & fastenings, including cost of all materials, labours, lead, lift, devolution to sores, etc. complete.

Providing RCC 1:1.5:3 using OP/PP cement with 12 to 20mm machine crushed HBG metal including cost of all materials, labours, lead, lift, curing, etc. complete

Supplying fabricating and fixing in position of RTS rod for reinforcement including cutting bending tying and fixing in position including cost of all materials, labour, binding wire, lead, lift, tools etc., complete.

Providing centering and shuttering arrangements for supporting the reinforced cement concrete surfaces rate including cost of all labour, lead, lift, tools etc., complete.

Brick work in CM 1:5 using fly ash bricks (230x110x70mm) including cost of all materials, labours, lead, lift, curing, etc. complete

Plastering with CM 1:3, 10mm thick including cost of all materials, labour, lead, lift etc., complete.

Plastering with CM 1:5, 12mm thick including cost of all materials, labour, lead, lift etc., complete.

Removing the existing damaged felt and cleaning the surface free from oil, dust, dirt, grease etc., and transporting the debris with 1km lead away from the site and lowering from the surface with water till the saturation for the entire area, rate including labour, lead lift etc., complete.

Terrace flooring (weathering course) with one course of pressed tiles 200x200x20mm over CM 1:3, 20mm thick mixed with crude oil 10% by weight of cement and pointing with the same oiled mortar over a bed of 80mm thick concrete broken brick jelly 20mm size in pure slaked lime with required slope over RCC roof slab including cost of all materials, labours, lead, lift, curing, etc. complete.

Removing the damaged gear box and side channel with gear rod upto top, greasing, replacing of new gear box, welding the gear wheel with gear rod alignment checking refixing in position over wall and removing of bottom 'T' angle, bend removing and welding the broken plates, top cover removing dismantling the lath from the roller, removing the spring, removing shaft, reconditioning of the shaft and replacing the spring, cleaning the old grease strengthening if roller assembly and refixing in position loading the springs and overhauling the rolling shutter, gear box, roller, ball bearing etc., complete.

Supplying and fixing spare parts including cost of labour, materials etc., complete a) Gear box assembly

b) Shutter bottom plate with stiffner angle

C) Shutter lath leaf

d) Shutter Spring (Heavy duty)

Providing two coats of ready mixed plastic emulsion(interior walls) of first quality paint and approved colour over a priming coat including cost of all materials scaffolding charges thorough cleaning of surface, labours, lead, lift, curing, etc. complete.

Providing two coats with ready mixed plastic emulsion (exterior walls) of first class quality paint & approved colour over a priming coat including cost of all materials, scaffolding charges, thorough cleaning of surface, labours, lead, lift, curing, etc. complete

Painting the old iron works with two coats of best synthetic enamel paint of industrial quality Asian Paint or equivalent of approved colour with sand paper rate including cost of paint, brush, labour, lead, lift etc., complete.

Writing of letter painting in the Hydrogen plant-I & Hydrogen plant-II with two coat of enamel paint for background and writing letter of size 15cm bordering alround including cost of paint, labour, lead, lift, etc., complete.