tender for special repair & maintenance work at jnv banka, bihar. - chipping of unsound/weak concrete material from 50 mm average thickness 25 mm average thickness cleaning of reinforcement from rust from the reinforcing bars upto 12 mm diameter cleaning of exposed concrete surface of sticking shotcreting r.c.c. columns, beams and slabs etc. in note: rates shall include the providing necessary 25mm thick in grade m 25 with cement content not less 50mm thick in grade m 25 with cement content not less re-baring of ms bar 10 mm dia with fisher repairs to roof demolishing brick work manually/ by mechanical in cement mortar providing and laying app (atactic polypropylene extra for covering top of membrane with grading roof for water proofing treatment with dismantling aluminium/ gypsum partitions, doors dismantling roofing including ridges, hips, valleys and asbestos cement sheet providing ridges or hips of width 60 cm overall providing and fixing 15 cm wide, 45 cm overall semi- providing corrugated g.s. sheet roofing including providing and fixing tiled false ceiling of specified gi metal ceiling lay in plain tegular edge global white repair to plaster and plinth protection demolishing cement concrete manually/ by mechanical nominal concrete 1:4:8 or leaner mix (i/c equivalent making plinth protection 50mm thick of cement dismantling old plaster or skirting raking out joints and removing dry or oil bound distemper, water repairs to plaster of thickness 12 mm to 20 mm in with cement mortar 1:4 (1cement: 4 coarse sand) 12mm cement plaster of mix : 1:6 (1 cement: 6 course sand) 6mm cement plaster to ceiling of mix: 1:3 (1 cement: 3 fine sand) distempering with 1st quality acrylic distemper (ready new work (two or more coats) over and including water distempering with 1st quality acrylic distemper (ready old work (one or more coats) providing and applying white cement based putty of finishing walls with premium acrylic smooth exterior new work (two or more coats applied @ 1.43 itr/10 finishing walls with premium acrylic smooth exterior supplying and fixing following way, single pole and 6 way, double door supplying and fixing following way, horizontal type three 4 way (4 + 12), double door supplying and fixing 5 amps to 32 amps rating, 240/415 single pole single pole and neutral triple pole supplying and fixing single pole blanking plate in the installation, testing and commissioning of pre-wired, installation of exhaust fan in the existing opening, upto 450 mm sweep supply of 15w surface mounted round led supply of 20w surface mounted round led supply of 15w wall bracket led bulb with all supply of 20w surface mounted led tube supply of 30w led recess mounted fixture make- supply, installation, testing and commissioning of supply of ac 230/250 volts, 50 hz exhaust fans 450 mm sweep 1400 rpm staff qtrs type-ll. (4 blocks of four unit each) g+1 structural repair & retrofitting chipping of unsound/weak concrete material from 50 mm average thickness 25 mm average thickness, etc.