MAINTENANCE AND REPAIRS/PAINTING TO DISPERSAL AREA, APRON AREA AND HANGERS INSIDE AT ICGAS CHENNAI

Amount

Removing the existing sealing compound and widening of expansion joint 25mm to 30mm width of rigid pavement by using joint cutting machine upto a depth of 45mm with cutting blade of appropriate size to make straight and smooth edge and removal of rubbish girt etc using suitable tools including air compressor cleaning concrete debris washing etc complete all as directed

Removing the existing sealing compound and widening of construction/dummy joint 12mm to 15mm width of rigid pavement by using joint cutting machine upto a depth of 31mm with cutting blade of appropriate size to make straight and smooth edge and removal of rubbish girt etc using suitable tools including air compressor cleaning concrete debris washing etc complete all as directed

Material and labour for making good of cracks, joints, pot hole stuffer in slabs (exposed rigid pavement) by 'CONCRE-FLO' Streaming Concrete Crack Stuffer of M/s Srijan Systems Pvt Ltd or equivalent of other specified makes in expansion/construction/dummy joint of following as per manufacturer's instruction and as directed by the Engineer-in-Charge.

Expansion joints 25 mm to 30 mm wide x upto 45mm deep over 30mm dia expanded baker rod

Construction/Dummy joints 12 to 15mm wide x upto 31mm deep over 15mm dia expanded backer rod

Material and labour for preparing joints by cutting, racking out existing cracks from joints of flexible pavements including raking spilled out dust blow or sweep out racks, removing all vegetation, dust, debris and laying 3MM THICK 'RUN-PATCH' of M/s Srijan Systems Pvt Ltd or its equivalent of other specified makes fixed with suitable adhesive to achieve required strength all as per manufacture instructions complete all as specified and as directed by Engineer-in-Charge. Note : Material shall be approved by Engr-in-charge in consultation with user. Contractor shall have no claim whatsoever on this account.

Material and labour for preparing the existing surface preparaton of gangway yellow, black and red marking on the floor by shot blasting scarification and cleaning by wire brushing etc., to remove all dirt, oil etc to expose clean sound base concrete Floor and excisting floor.

Material and labour for applying 150 mm (6 inches) width Gangway Yellow line marking in executor concrete floors, fixing of masking tapes on both sides and prepare and apply two coats of single component Cold Applied Water Based Acrylic Road Marking Paint ShaliMark® WB 60 of M/s STP Ltd or its equivalent of other specified makes within the reference lines by airless spray / roller / brush. In case of airless spray with specific gravity of 1.50 - 1.60, ensure that nozzle pressure is 1800 to 2200 psi with an orifice size ranging between 19 thou to 23 thou. and removing the masking tape followed by neat finish complete all as specified and as directed.

Material and Labour for 50 mm (2 inches) width Gangway Black line marking on both side of Yellow line marking in executor concrete floors, fixing of masking tapes on both sides and prepare and apply two coats of single component Cold Applied Water Based Acrylic Road Marking Paint ShaliMark® WB 60 within the reference lines by airless spray / roller / brush. In case of airless spray with specific gravity of 1.50 - 1.60, ensure that nozzle pressure is 1800 to 2200 psi with an orifice size ranging between 19 thou to 23 thou. and removing the masking tape followed by neat finish complete all as specified and as directed.

Material and Labour for 150 mm (6 inches) width Gangway Yellow line marking in excisting Epoxy flooring, fixing of masking tapes on both sides of the line and apply two component, epoxy-based Primer ShaliPrime® 2E or its equivalent of other specified makes on well prepared surface by brush or roller at a rate of 250 gm / Sqm and allow it to dry for 6 to 8 hrs. Over the primer coat apply Two coats of high build Epoxy floor coating with high resistance to abrasion of ShaliFloor® TC 2HBE or its equivalent of other specified makes as per manufacturer's instructions and as detailed below:-.

(a) Stir the Component A and Component B of ShaliFloor® TC 2HBE separately. If settling is observed in the Component A, loosen the settled material with the help of hand stirrer followed by power driven stirrer for quick homogenous mixing. Mix hardener gradually into the base under continuous stirring. (b) After mixing, apply first cot of ShaliFloor® TC 2HBE by brush or roller to the required thickness on the dried primer and allow first coat to dry for 10-12 hours to become tack free and then apply a Second coat of ShaliFloor® TC 2HBE by brush/roller/ airless spray perpendicular to the first coat for cross linkage and to cover any blemishes of the first coatas per the manufacturers instructions. (c) Generally, second coat shall be applied after overnight curing of first coat.

Material and Labour for 50 mm (2 inches) width Gangway Black line marking on both side of Yellow line marking in excisting Epoxy flooring, fixing of masking tapes on both sides of the line and apply two component, epoxy-based Primer ShaliPrime® 2E or its equivalent of other specified makes on well prepared surface by brush or roller at a rate of 250 gm / Sqm and allow it to dry for 6 to 8 hrs. Over the primer coat apply Two coats of high build Epoxy floor coating with high resistance to abrasion of ShaliFloor® TC 2HBE or its equivalent of other specified makes as per manufacturer's instructions and as detailed below:-.

(a) Stir the Component A and Component B of ShaliFloor® TC 2HBE separately. If settling is observed in the Component A, loosen the settled material with the help of hand stirrer followed by power driven stirrer for quick homogenous mixing. Mix hardener gradually into the base under continuous stirring. (b) After mixing, apply first cot of ShaliFloor® TC 2HBE by brush or roller to the required thickness on the dried primer and allow first coat to dry for 10-12 hours to become tack free and then apply a Second coat of ShaliFloor® TC 2HBE by brush/roller/ airless spray perpendicular to the first coat for cross linkage and to cover any blemishes of the first coatas per the manufacturers instructions. (c) Generally, second coat is applied after overnight curing of first coat.

Material and Labour for 100 mm (4 inches) width Gangway Red line marking in excisting Epoxy flooring, fixing of masking tapes on both sides of the line and apply two component, epoxy-based Primer ShaliPrime® 2E or its equivalent of other specified makes on well prepared surface by brush or roller at a rate of 250 gm / Sqm and allow it to dry for 6 to 8 hrs. Over the primer coat apply Two coats of high build Epoxy floor coating with high resistance to abrasion of ShaliFloor® TC 2HBE or its equivalent of other specified makes as per manufacturer's instructions and as detailed below:-.

(a) Stir the Component A and Component B of ShaliFloor® TC 2HBE separately. If settling is observed in the Component A, loosen the settled material with the help of hand stirrer followed by power driven stirrer for quick homogenous mixing. Mix hardener gradually into the base under continuous stirring. (b) After mixing, apply first cot of ShaliFloor® TC 2HBE by brush or roller to the required thickness on the dried primer and allow first coat to dry for 10-12 hours to become tack free and then apply a Second coat of ShaliFloor® TC 2HBE by brush/roller/ airless spray perpendicular to the first coat for cross linkage and to cover any blemishes of the first coatas per the manufacturers instructions. (c) Generally, second coat is applied after overnight curing of first coat.

SHREERAMFOUNDATION (BID ID -3361344)

YOGAA MANPOWER AGENCY (BID ID -3359612)

NAVEEN ENTERPRIESES (BID ID -3355571)

M/s KM Marimuthu Achary (BID ID -3353087)