Correction in BOQ for Improvement works by replacing the damaged terrace tiles and Strengthening the RCC sunshades with lintel beams of the Control room building at 110 / 33 - 11 KV Substation in Arumuganeri.

Amount

Dismantling the existing damaged one course of pressed tiles in cement mortar & clearing away from the site as directed by the engineer at site including cost of labours,lead,lift,t & p, etc., complete.

Dismantling the existing damaged RCC sunshade & clearing away the debrises from the site as directed by the engineer at site including cost of all labours, lead, lift, t & p, etc., complete.

Removing the existing doors & windows including removal of frames, hinges & fastenings including cost of all labours, lead, lift, t & p, for refixing / devolution to stores, etc. complete.

Clean removal of cement plaster from walls & ceiling and clearing away the debrises from the site as directed by the engineer at site including scaffolding charges, cost of labours,lead,lift,curing,t & p,etc., complete.

Supplying and fixing in position of single leaf door half glazed & half PLB in Aluminium anodised section 101.06 x 44.75 x 2.40 mm box section for outer frame and using sections 83.50 x 44.45 x 2.40 mm for vertical, 50 x 44.45 x 2.50 mm for top & middle and 101.06 x 44.75 x 2.40 mm for bottom and the door shutter covered with 12 mm thk. exterior grade both sides decorative finished pre - laminated MDF board at bottom & 5.50 mm thk. plain glass at top will all necessary fixtures such as handles, hinges, locking arrangements, namatha beading, stay rods, L angles, aluminium clips, rubber beading etc., complete as directed by the Engineer at site.

Providing centering and shuttering for RCC works upto 3m heights using M.S. sheets of size 90 x 60 cm with BG 10 guage stiffened with welded M.S. angles of size 25 x 25 x 3 mm laid over silver oak scantlings of size 10 x 6.50 cm at 90 cm c/c & supported by casurina props 10 to 13 cm. dia at 75 cm c/c complying with standard specifications including cost of all materials, labours, lead, lift, etc. complete.

Supplying & providing TMT rods including cutting, bending, tying & fixing in position as per specification including binding wires, cost of all other materials, labours, lead, lift, etc. complete.

Providing RCC 1:1.5:3 with OPC 53 grade cement with 12 to 20mm machine crushed HBG metal including plasticiser at the rate of 100 ml per bag of cement, all other materials, labours, lead, lift, curing, etc. complete - excluding cost of reinforcement and form work.

Wall Plastering in walls with OPC 53 grade cement in C.M 1:5, 12 mm thick including plasticiser at the rate of 100 ml per bag of cement, cost of all materials, labours, lead, lift, curing, etc. complete.

Special plastering with OPC 53 grade cement in C.M.1:3, 20 mm thick for RCC ceiling with Nitobond AR as curing membrane mixed in cement mortar at 250ml/bag of cement after one coat of Nitozinc primer in the exposed rods including plasticiser at the rate of 100 ml per bag of cement, all other materials, labours, lead, lift, curing, etc. complete.

Special ceiling plastering with OPC 53 grade cement in C.M.1:3, 12 mm thick including plasticiser at the rate of 100 ml per bag of cement, cost of all other materials, labours, lead, lift, curing, scaffolding charges, etc. complete.

Terrace flooring of one course of pressed tiles 230 x 230 x 20mm over CM 1:3, 20mm thk. with OPC 53 grade cement mixed with water proofing compound including plasticiser at the rate of 100 ml per bag of cement & mixed with crude oil 10% by weight of cement and pointing with the same cement mortar 1:3 mixed with water proofing compound & plasticiser with required slope over RCC roof slab including cost of all materials, labours, lead, lift, crude oil, curing, etc. complete.

Pointing with OPC 53 grade cement C.M 1:3 to full depth of existing terrace tiles with water proofing compound including plasticiser at the rate of 100 ml per bag of cement, including cost of all materials, labours, lead, lift, curing, etc. complete.

ARUMUGAM ASARI