Delhi Urban Shelter Improvement Board Tender

Dismantling of old S.W. pipes including breaking of joints and bed concrete stacking of useful materials near the site within 50 m lead and disposal ofunserviceable materials into municipal dumps :300 mm diameter

Providing and laying dry brick aggregate 40 mm nominal size in foundation and plinth or under floors at all levels including spreading and ramming in layers as directed by Engineers In Charge.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level :1:5:10 (1 cement : 5 coarse sand (zone-III): 10 graded stone aggregate 40 mm nominal size). cum

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level 1:5:10 ( 1 Cement :5 Manufactured sand derived from Recycled Concrete aggregate ( RCA) : 10 graded stone aggregate 40 mm nominal size Recycled aggregate ( RA)

Providing and laying in position ready mixed plain cement concrete, withcement content as per approved design mix and manufactured in fullyautomatic batching plant and transported to site of work in transit mixerfor all leads, having continuous agitated mixer, manufactured as per mixdesign of specified grade for plain cement concrete work, including pumping of R.M.C. from transit mixer to site of laying and curing, excluding the cost of centering, shuttering and finishing, including cost of curing,admixtures in recommended proportions as per IS : 9103 to accelerate/ retard setting of concrete, improve workability without impairing strengthand durability as per direction of the Engineer-in-charge.”Note : Excess/less cement used than specified in this item is payable/ recoverable separately.All works upto plinth level : M-15 grade plain cement concrete (cement content considered @ 240 kg/cum) cum

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): 5 graded stone aggregate 20 mm nominal size). cum

Providing and supplying of class SN8 structured wall polyethylene piping system ( Pipe with online/off line ) coupler & elastomeric sealing ring ) with non-smooth External Annual corrugated and smooth internal surface ( Double Wall ) for non pressure underground sewerage & drainage application as per EN: 13476-3/IS:16098 ( Part-2): 2013 including all local and central taxes, transportation , flight charges action inspection charges loading unloading conveyance to the departmental stores etc complete 250 mm diameter and 295 mm outer diameter

Lowering ,laying and jointing of class SN8 structure wall ( External Annular corrugated & smooth internal surface ) polyethylene piping & fitting with the help of ( One line / offline) attached with one end of pipes: sliding over the elastomeric sealing rubber ring placed on the specified valley of the corrugation at the spigot end lowering the same into the trench laying on the lower bedding ( Constructed at bottom of trenches) at prescribed gradient , depth & alignment testing the water tightness of the joints , ensuring the continuity tests of specified pipe segments etc complete as per drawing, specifications & detailed engineering, including carriage of pipe & fittings from site stacks to the place of laying etc as per direction of engineer-in -charge 250 mm inner diameter & 295 mm outer diameter

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

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

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means over areas (exceeding 30cm in depth. 1.5 m in width as well as 10 sqm on plan) including disposal of excavated earth, lead upto 50m and lift upto 1.5m, disposed earth to be levelled and neatly dressed.All kinds of soil

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m. 2.8.1 All kinds of soil. cum 166.40

Excavating trenches of required width for pipes, cables, etc including excavation for sockets, and dressing of sides, ramming of bottoms, depth upto 1.5 m including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20 cm in depth, including consolidating each deposited layer by ramming, watering, etc. and disposing of surplus excavated soil as directed, within a lead of 50 m : All kinds of soil. Pipes ,cables etc exceeding 80 mm dia but not exceeding 300 mm dia.

Constructing brick masonry circular type manhole 0.91 m internal dia atbottom and 0.56m dia at top in cement mortar 1:4 (1 cement :4 coarsesand), in side cement plaster 12 mm thick with cement mortar 1:3 (1cement : 3 coarse sand) finished with a floating coat of neat cement, foundation concrete 1:3:6 mix (1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size), and making necessary channel in cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20mm nominal size) finished with a floating coat of neat cement, all complete as per standard design : 0.91 m deep with S.F.R.C. cover and frame (heavy duty, HD-20 grade designation) 560 mm internal diameter conforming to I.S. 12592, total weight of cover and frame to be not less than 182 kg., fixed in cement concrete 1:2:4 (1 cement : 2 coarse sand: 4 graded stone aggregate 20 mm nominal size) including centering, shuttering all complete. (Excavation, foot rests and 12mm thick cement plaster at the external surface shall be paid for separately) : With common burnt clay F.P.S. (non modular) bricks of class designation 7.5

Constructing brick masonry road gully chamber 50 X 45 X 60 cm with bricks in cement mortar 1:4 ( 1 cement : 4 coarse sand ) including 500 X 450 mm precast R.C.C horizontal grating with frame complete as per standard design : With common burnt clay F.P.S. (non modular) bricks of class designation 7.5

Disposal of building rubbish / malba / similar unserviceable, dismantled or waste materials by mechanical means including loading, transporting , unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved.

Extra for every additional lead of 50 m or part there of beyond first 50 m upto 9 such additional leads Lime , Moorum Building rubbish

Providing and fixing in position pre-moulded joint filler in expansion per m Joint

Steel work welded in built up sections/ framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required.In gratings, frames, guard bar, ladder, railings, brackets, gates and similar works

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in foundation and plinth in: 6.1.1 Cement mortar 1:4 (1 cement : 4 coarse sand) cum

12 mm cement plaster of mix : 1:4 (1 cement: 4 fine sand)

Add for cost index @ 35.22 % as per order by GNCTD except item no.7,10 & 11)

Deduct 9.50% as per GNCTD