Cleaning and repair of sewer line manhole and septic tank of Type II Q Block and SFA Quarters in campus I of BSF Campus Kadamtala under FTR HQ BSF NB

Amount

Clearing jungle including uprooting of rank vegetation, grass, brush wood, trees and saplings of girth up to 30 cm measured at a height of 1 m above ground level and removal of rubbish up to a distance of 50 m outside the periphery of the area cleared.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level :1:2:4 (1 cement : 2 coarse sand (zone-III) : 4 graded stone aggregate 20 mm nominal size).

Half brick masonry with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in foundations and plinth in :cement mortar 1:4 (1 cement : 4 coarse sand).

Providing and fixing glass strips in joints of terrazo/ cement concrete floors.40 mm wide and 4 mm thick.

12 mm cement plaster of mix :1:6 (1 cement: 6 fine sand)

12 mm cement plaster finished with a floating coat of neat cement of mix :1:4 (1 cement: 4 fine sand).

Dismantling C.I. or asbestos rain water pipe with fittings and clamps including stacking the material within 50 metres lead :100 mm dia pipe.

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.

Providing and fixing soil, waste and vent pipes :100 mm dia.Centrifugally cast (spun) iron socket & spigot (S&S) pipe as per IS: 3989.

Providing and fixing M.S. holder-bat clamps of approved design to Sand Cast iron/cast iron (spun) pipe embedded in and including cement concrete blocks 10x10x10 cm of 1:2:4 mix (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size), including cost of cutting holes and making good the walls etc. :For 100 mm dia pipe.

Providing and fixing plain bend of required degree.100 mm dia.Sand cast iron S&S as per IS : 3989.

Providing and fixing double equal junction of required degree with access door, insertion rubber washer 3 mm thick, bolts and nuts complete :100x100x100x100 mm.Sand cast iron S&S as per IS - 3989.

Providing and fixing single equal plain junction of required degree with access door, insertion rubber washer 3 mm thick, bolts and nuts complete.100x100x100 mm.Sand cast iron S&S as per IS - 3989.

Providing and fixing terminal guard :100 mm.Sand cast iron S&S as per IS - 3989.

Providing, laying and jointing glazed stoneware pipes class SP-1 with stiff mixture of cement mortar in the proportion of 1:1 (1 cement : 1 fine sand) including testing of joints etc. complete : 100 mm diameter S.W. pipe

Providing, laying and jointing glazed stoneware pipes class SP-1 with stiff mixture of cement mortar in the proportion of 1:1 (1 cement : 1 fine sand) including testing of joints etc. complete : 150 mm diameter S.W. pipe

Providing and laying cement concrete 1:5:10 (1 cement : 5 coarse sand :10 graded stone aggregate 40 mm nominal size) up to haunches of S.W.pipes including bed concrete as per standard design 100 mm diameter S.W. pipe

Providing and laying cement concrete 1:5:10 (1 cement : 5 coarse sand :10 graded stone aggregate 40 mm nominal size) up to haunches of S.W.pipes including bed concrete as per standard design 150 mm diameter S.W. pipe

Constructing brick masonry manhole in cement mortar 1:4 ( 1 cement : 4coarse sand ) with R.C.C. top slab with 1:2:4 mix (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size), foundation concrete 1:4:8 mix (1 cement : 4 coarse sand : 8 graded stone aggregate 40 mm nominal size), inside plastering 12 mm thick with cement mortar 1:3 (1cement : 3 coarse sand) finished with floating coat of neat cement and making channels in cement concrete 1:2:4 (1 cement : 2 coarse sand : 4graded stone aggregate 20 mm nominal size) finished with a floating coatof neat cement complete as per standard design :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 23kg and weight of frame 15 kg) :With common burnt clay F.P.S. (non modular) bricks of classdesignation 7.5.

Providing and fixing in position pre-cast R.C.C. manhole cover and frame of required shape and approved quality 19.19.1 L D- 2.5 Rectangular shape 600x450 mm internal dimensions

Cleaning of sewer line of dia not exceed 150 mm with split bamboo, water and inside it good fuctioning including removing and disposal of sludge etc,within a lead of 50 mtr as per direction of engineer in charge.

cleaning of manhole(size 90x80x45 cm) including taking out sludge from the manhole and disposal of the same within 50 mtr lead all complete as per the direction of engineer in charge.

Cleaning of septic tank including taking out sludge from the septik tank and disposal of the same within 50 mtr lead all complete as per the direction of engineer in charge.

Cleaning of drain size (.40 wide x .90 avg depth mm) including disposal of rubbish to the dumping ground within a lead of 1 km and cleaning of drain with water to the full satisfaction of engineer in charge

Bikash Mondal

S K ENTERPRISE

MANIK BARDHAN