Repairing of 16 Nos. Shafts along with replacement of all old pipelines in shafts at Electronics Niketan

Dismantling stone slab flooring laid in cement mortar including stacking of serviceable material and disposal of unserviceable material within 50 metres lead.

Rectangular manhole 90x80 cm and 45 cm deep

All kinds of soil

In cement mortar

Above 150 mm dia up to 300 mm dia

Nominal concrete 1:3:6 or richer mix (including equivalent design mix)

Dismantling old plaster or skirting raking out joints and cleaning the surface for plaster including disposal of rubbish to the dumping ground within 50 metres lead.

100 mm dia pipe

150 mm dia pipe

15 mm to 40 mm nominal bore (25 mm)

1:3:6 (1 Cement : 3 coarse sand (zone-III) derived from natural sources : 6 graded stone aggregate 40 mm nominal size derived from natural sources)

Cement Concrete 1:2:4 (1 Cement: 2 coarse sand (zone-III) derived from natural sources: 4 graded stone aggregate 20 mm nominal size derived from natural sources)

Cement mortar 1:4(1cement :4coarse sand)

18 mm cement plaster in two coats under layer 12 mm thick cement plaster 1:5 (1 cement : 5 coarse sand) and a top layer 6 mm thick cement plaster 1:3 (1 cement : 3 coarse sand) finished rough with sponge.

Treatment of soil under existing floors using chemical emulsion @ one litre per hole, 300 mm apart including drilling 12 mm diameter holes and plugging with cement mortar 1 :2 (1 cement : 2 Coarse sand) to match the existing floor:)

With Chlorpyriphos/Lindane E.C. 20% with 1% concentration

Providing and laying water proofing treatment in Shafts etc., by applying cement slurry mixed with water proofing cement compound consisting of applying : (a) First layer of slurry of cement @ 0.488 kg/sqm mixed with water proofing cement compound @ 0.253 kg/ sqm. This layer will be allowed to air cure for 4 hours. (b) Second layer of slurry of cement @ 0.242 kg/sqm mixed with water proofing cement compound @ 0.126 kg/sqm. This layer will be allowed to air cure for 4 hours followed with water curing for 48 hours. the rate includes preparation of surface, treatment and sealing of all joints, corners, junctions of pipes and masonry with polymer mixed slurry.

Providing and laying cement concrete 1:5:10 (1 cement : 5 coarse sand :10 graded stone aggregate 40 mm nominal size) all-round S.W. pipes including bed concrete as per standard design :

100 mm diameter S.W. pipe

200 mm diameter S.W. pipe

Providing and laying Polished Granite stone flooring in required design and patterns, in linear as well as curvilinear portions of the building all complete as per the architectural drawings with 18 mm thick stone slab over 20 mm (average) thick base of cement mortar 1:4 (1 cement : 4 coarse sand) laid and jointed with cement slurry and pointing with white cement slurry admixed with pigment of matching shade including rubbing, curing and polishing etc. all complete as specified and as directed by the Engineer-in-Charge.

Polished Granite stone slab of colour Black, Cherry/Ruby Red or equivalent

Distempering with 1st quality acrylic distemper (ready mixed) having VOC content less than 50 gram/litre, of approved manufacturer and of required shade and colour all complete to achieve even shade and colour :

New work (two or more coats) over and including water thinnable priming coat with cement primer having VOC content less than 50 gram/litre

Inside size 90x80 cm and 45 cm deep including C.I. cover with frame (light duty) 455x610 mm internal dimensions, total weight of cover and frame to be not less than 38 kg (weight of cover 23 kg and weight of frame 15 kg)

With common burnt clay F.P.S. (non modular) bricks of class designation 7.5

180x150 mm size P type

With common burnt clay F.P.S. (non modular) bricks of class designation 7.5

Providing and fixing on wall face unplasticised Rigid PVC rain water pipes conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion, (i) Single socketed pipes

110 mm diameter

25 mm nominal dia Pipes

32 mm nominal dia Pipes

40 mm nominal dia Pipes

50 mm nominal dia Pipes

Coupler

Single tee with door

110 mm bend

Disposal of moorum/building rubbish/ malba/similar unserviceable, dismantled or waste material by mechanical transport including loading, transporting, unloading to approved municipal dumping ground for lead upto 10 km for all lifts, complete as per directions of Engineer-in-charge. Note - item to be applicable in urban areas having directions for restricted hours for movement/ plying of load carrying motor vehicle of 3.5 cum or more.

UP TO 20 KM D

Supplying & fixing of heavy duty low-noise exhaust fan of 200 mm sweep, with frame suitable for continuous operation, complete with motor, blades, front shutter/louver and all accessories, as required. (Havells / Crompton / Usha / Approved or equivalent).”

Elbow

shocket

Elbow

shocket

Elbow

shocket

Elbow

shocket

Gate Valve

CPVC Union

Providing, laying, jointing and fixing PVC rain water pipe of 200 mm diameter, including all fittings such as bends, shoes, tees, clamps etc., complete with rubber ring / solvent cement joints, fixing to walls with MS clamps at required spacing, cutting chases and making good the same, testing of joints, including cost of material, labour, tools & plants, scaffolding etc., complete as per direction of Engineer-in-Charge.

200 mm nominal dia Pipes

Providing and fixing on wall face unplasticised - PVC moulded fittings/ accessories for unplasticised Rigid PVC rain water pipes conforming to IS: 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion.)

Cross tee 110 mm

Gate Valve 110 mm

With Door Bend (110 mm)

Coupler 200 mm

Gate Valve 200 mm

With Door Bend (200 mm)