SPECIAL REPAIR TO ROOF OF EE HALL, VS HALL AND CERTAIN MD ACCN BLDGS AT AF STATION SALUA UNDER GE (AF) KALAIKUNDA

Amount

Demolition of concrete of any description and in any position not otherwise as specified specially provided for cement concrete (unreinforced) complete all as specified and directed by the engineer-in-Charge.

Striping of existing roof felt of any description carefully from existing roof / parapet without disturbing wall surfaces and removing distances exc 500 m not exc 1.5 km complete all as specified and directed by the engineer-in-Charge.

Roughing surfaces of old concrete by picking , sweeping clean and washing down with water to remove dust etc and brushing neat cement slurry with 3.0kg of cemet per sqm etc complete all as specified and directed by the engineer-in-Charge.

M&L for providing Cement concrete in roof padding or hunching like using type B1 ,1:2:4 (20 mm aggregate) complete all as specified and directed by the engineer-in-Charge.

M&L rendering 10mm thick on fair faces of brick or concrete surfaces in Cement mortar 1:3 mixed with integral water proofing compound whenever required and finished even and smooth without using extra cement complete all as specified and directed by the engineer-in-Charge.

Supply only Liquid water proofing compound complete all as specified and directed by the engineer-in-Charge.

M&L cutting out cracks to V Section in existing roofs or terracing cleaning out and filling solidly with a hot mixture of bitumen and clean dry sand 1:1 complete all as specified and directed.

M&L for applying evenly a tack coat of industrial bitumen 85/25 @ 1.2kg/sqm including cleaning surface complete all as specified and directed.

Supply and laying 3 mm thick APP based polymeric membrane with mineral finished on top, minimum 3mm thick, weighing not less than 3.5 Kg/Sqm reinforced with polyster non woven febric (weight not less than 150 gms/sqm) laid by torch application over primed surfce & overlap shall be of minimum 75mm on longitudinal direction and 100mm transverse direction complete all as per manufacture instruction and as per direction complete all as specified and as directed by Engr-In-Charge.

Removing waste building material exc 500 mtr and n.exc 1000 mtr and rates including loading , unloading and stacking at the destination where directed complete all as specified and directed by the engineer-in-Charge.

Taking down cement or cement lime plaster, any description on brick or stone walls etc,including racking out joints, hacking for key, scrubbing down with water etc complete all as directed by the engineer-in-Charge.

M&L rendering 15mm thick in CM 1:4 on fair faces of brick or concrete surfaces finished even and smooth without using extra cement complete all as specified and directed by the engineer-in-Charge.

M&L rendering 5mm thick in CM 1:3 on fair faces of brick or concrete surfaces as in ceiling, facia , chajja, shelves etc finished even and smooth without using extra cement complete all as specified and directed by the engineer-in-Charge.

Rendering dubbing coat over damaged irregular surface of chajjas roof projections ceiling facia etc average 15mm thick in cm 1:4 over cement slurry coat thick @ 3 Kg/sqm making the surface even followed by 5mm thick rendering in CM 1:3 furnished even & smooth including making of drip course as required complete including roughening surface of old concrete by picking sweeping clean and washing with water complete all as specified and directed by the engineer-in-Charge. NOTE:- Rate for form work if required to be including in the rate quoted by the contractor.

M&L application of two coats exterior acrylic emulsion paint first quality in camouflage pattern (three colours ) over a coat of primer including preparation of new plastered concrete / wall /ceiling surfaces complete all as specified and directed by the engineer-in-Charge.

M & L preparation of new plastered celing surface application of three coats white wash complete all as specified and directed.

M & L preparation of new plastered wall surface and application of two coats of cement based paint over a coat of primer complete all as specified and directed by the engineer-in-Charge.

S&F PVC (SWR) pipes 110 mm bore single socketed in any length with rubber ring joints fixed to wall complete all as specified and directed by the engineer-in-Charge.

S&F PVC (SWR) bends 110 mm bore any radius complete all as specified and directed by the engineer-in-Charge.

Disconnecting existing tanks, setting aside ( or lowering if required) for repairs, cleaning, etc, and hoisting if required reconnecting and refixing in position exc. 250 and not exc. 500 ltrs complete all as specified and directed by the engineer-in-Charge.

Lotas Engineers

MS R.K.ENTERPRISE

T K Construction

Neha Enterprise

SUMAN CONSTRUCTION

Guru Charan Mahata