Repair and routine maintenance works to the UCB 4, AVR Room, UPS Battery Room in 15.50 m level of Power House Unit 4

Amount

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 existing false ceiling with careful removal of the board, straightening and tightening the aluminium grid of L and T angle and re-fixing the same ceiling after complete cleaning and washing with cleaning agent. After drying it and placing over the existing Aluminium grid with proper position, rate including cost of all labour, Lead, lift etc., complete. a. Dismantling the existing false ceiling with careful removal of board panels, and cutting the aluminium grid and stacking the dismantled materials for reuse. b. Removing the panel board of the false ceiling carefully without damaging and bring it down. cleaning the dust and washing it with water.

Providing patch up work with Plastering using C.M 1:5, 20 mm thick with Nitobond AR mixed in cement mortar at 250ml/bag of cement including cost of all materials, labours, lead, lift, curing, etc. complete.

Providing Tarpaulin to cover the panel board to avoid entry of coal dust including hair charges of Tarpaulin, labour, lead, lift etc., complete.

Painting two coats with ready mixed enamel paint for the old wall 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 (interior 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.

Dismantling the existing damaged window including removal of frames, hinges & fastenings, including cost of all materials, labours, lead, lift, devolution to stores, etc. complete.

Providing and fixing in position of new anodized aluminium window of approved manufactures with aluminium 65 x 38 x 2.50 mm as main outer frame and inner frame with section 62x30x1.50 mm for top sides and bottom and shutter frame with section 39x19x1.50 mm for vertical plain inter lock and bottom etc including all fittings/ fixture confirming to relevent IS to ensure smooth operation and glazed with 4 mm plain glass panels as sliding type as per instructions of site Engineer, rubber linig with standard hardwares such as special wheel maruthi lock 'U' Rubber beading screws, join cleats etc., including cost of all material, lead lift, transporting including the dismantling existing broken glasses and damaged aluminium shutter from the window and devolution the same to the stores etc., complete.

Brick work in CM 1:5 using class II bricks including cost of all materials, labours, lead, lift, curing, etc. complete

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

Supplying providing following materials for offending repairs to aluminium glazed doors and windows at work spot for rate including cost of materials but excluding labour charges, etc., complete. A) Rubber beading for doors (Door in UCB)

Rubber beading for partition (Window)

Aluminium door stopper with rubber bush with required screw

Tower bolt 150mm

Handles " D" Type-150mm

Hinges

Hydraulic Door Closer of various sizes of approved quality

Hydraulic Floor Springs of various sizes

200mm MS Handles (Heavy Duty)

Supplying and providing 5.5mm plain glass for windows After replacement of damaged glasses including fixing all other accessories such as 8mm U channel screws glass putty including cost of labour charges lead lift etc., complete.

Careful dismantling of aluminium glazed doors, windows complete overhauling with replacement of worn out / damaged spares, and fixing tower bolt, door closer etc. and refixing in proper working condition excluding cost of spares including cost of labour charges, lead, lift etc., complete.

Providing two coats of Acrylic distemper of approved quality, brand & colour in new inner surfaces over a coat of primer including cost of all materials, scaffolding charges, labours, lead, lift, curing, etc. complete

A. SELVARAJ