Miscellaneous Civil repair work in the campus at NLIU

Amount

Civil Repair Work

Providing & fixing UV stabilised fiberglass reinforced plastic sheet roofing up to any pitch, including fixing with polymer coated 'J' or 'L' hooks, bolts & nuts 8mm dia. G.I plain/bitumen washers complete but excluding the cost of purlins, rafters, trusses etc. The sheets shall bemanufactured out of 2400 TEX panel rovigs incorporating minimum 0.3% ultra-violet stabiliser in resin system under approximately 2400 psi and hot cured. They shall be of uniform pigmentation and thickness without air pockets and shall conform to IS 10192 and IS 12866.The sheets shall be opaque or translucent, clear or pigmented, textured or smooth as specified 2mm thick flat.

Random rubble masonry with hard stone in superstructure above plinth level and upto floor two level, including leveling up with cement concrete 1:6:12 (1 cement : 6 sand : 12 graded stone aggregate 20mm nominal size) at window sills, ceiling level and the like.Cement mortar 1:6 (1cement: 6 sand).

Granite stone work 18mm thick of any colour in riser of steps, skirting, dado and pillars laid on 12 mm average thick cement mortar 1:3 (1 cement:3 sand) and jointed with white cement slurry mixed with pigment to match the shade of slab.

Finishing with Epoxy paint (two or more coats) at all locations prepared and applied as per manufacturer's specifications including appropriate priming coat, preparation of surface, etc. complete. On steel work

Distempering with oil bound washable distemper of approved brand and manufacture to give an even shade: Old work (one or more coats).

Providing and laying in position specified grade of reinforced cement concrete (with 20mm nominal size graded stone aggregate) excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level : M-15 Grade Concrete

Repairs to plaster of thickness 12mm to 20mm in patches of area 2.5 sq. metres and underincluding cutting the patch inproper shape, raking out joints and preparing and plastering the surface of the walls completeincluding disposal of rubbish tothe dumping ground within 50metres lead : With cement mortar 1:4 (1 cement : 4sand).

Kota stone slab flooring over 20 mm (average) thick base laid over and jointed with grey cement slurry mixed with pigment to match the shade of the slab including rubbing and mirror polishing complete with base of cement mortar 1 : 4 (1 cement : 4 sand) 25 mm thick.(Area of slab to be over 0.25 sqm)

Providing and fixing in position wall panelling at all heights with 15 mm thick fully perforated square/butt edge light weight calcium silicate panels/ tiles., non-cementitious, reinforcedwith fibre and natural filler, having NRC (Noise Reduction Coefficient) of0.10- 0.20 for plain and designer 0.15- 0.40 for pinhole texture and NRC 0.45- 0.65 for fully perforated tiles as per IS 8225:1987, sound attenuation STA?32db. of 0.75 (minimum) as per IS 8225:1987, Light Reflectance of 85% (minimum), non-combustible as per BS:476 (part-4), 50-52% recycled content including fly ash, fire performance as per BS:476 (part 6 &7), humidity resistance of 100%, thermal conductivity 0.050 to 0.052 W/m. KC as per ECBC Code 2007, weight 1.900 Kg to 2.100 Kg per tile, density 450 Kg/m3 in edge portion (thickness 15 mm) and 350 Kg/m3 in central portion (thickness 10 mm), comprising of a frame made from especially fabricated galvanised mild steel sheet 0.50 mm thick pressed section (galvanizing @120 grams per sqm including both sides) i.e. Vertical studs of size 48 x 34 x 36 mm are placed at 600mm centre to centre in a floor and ceiling channel section of size 50 x 32mm fixed to the floor and soffit at 600 mm centres using 12mm dia, 40mm long wedge type expanded zinc alloy dash fastener with 10 mm bolt. This same channel is then to be fixed in horizontal direction at 600mm centre to centre so as to form a grid of 600mm x 600mm. Glass wool of50mm thickness is then to be inserted in the slots and finally calcium silicate non - combustible panels/tiles are to be screw fixed with self-tapping pan headnickel coated mild steel screws of size 13 x 3.2mm on to this grid leaving an even groove of 1 mm between the panels. The joints between the panels are to be duly jointed and finished using recommended jointing calciumsilicate based compound and fibre joint tape roll 50mm wide (90 metre) roll and two coats of primer suitable for panelling as per manufacturer's specification as per direction of engineer-in-charge all complete. With 15 mm thick fully perforated square/butt edge light weight calcium silicate panels/ tiles

Providing recess in brick wall suitable for erecting of exhaust fan up to 450 sweep complete with grouting of nut bolts, plastering and colour wash to match the colour of wall. Upto wall thickness 15"

Supplying, erecting and testing of approved make exhaust fan heavy duty with mounting frame, blades AC 230-250 complete connection and including, frame bolt/anchor hole fasteners etc. complete finished and as required. 380mm sweep RPM 900 /1400

40 mm thick fine dressed stone flooring over 20 mm (average) thick base of cement mortar 1:5 (1 cement : 5 sand) including pointing with cement mortar 1:2 (1 cement : 2 sand) with an admixture of pigment to match the shade of stone. Red sand stone

KRISHNA CONSTRUCTION

PRAKASH CHANDRA BAJPAI

SADGURU ENTERPRISES

ASHISH DUBEY