Sewerage Sohana

Amount

Excavation manually in trenches with straight or open cutting in built up street/ lane having wall to wall width of street/ lane upto 3.0 metre, for intramural sullage drains, extramural intercepting drains and outfall drains, storm water channels and other work contingent or incident thereto, to full dimensions and depth as shown on the drawings or as shall be required by Engineerin- charge including dressing to correct sections and dimensions according to templates and levels, dewatering of rain water, diversion of traffic. Providing and fixing and maintenance of caution boards, fencing, night signals, for leads upto 15m and for all lifts and subsequent refilling, watering and dressing upto groung level, including removal of surplus spoil from the site upto 15 metre distance complete in all respects.

For depth, exceeding 3 M,BGL

(a)For all Clasess of soil rocky

Providing, laying in trenches to correct gradient and alignment and jointing of UPVC pipes having ISI specification IS:15328-2003 class-SN-8 marked make Supreme, Finolex, Kissan, Jain, Prince or equivalent good on them and laying the same in trenches to correct alignment and gradients, cutting and jointing, testing for water tightness and making good the leakages and defects including cost of specials (Specials and Solvent should be of same make as that of pipes) complete in all respects.

c) 200mm i/d pipe

Constructing brick masonry manhole in cement mortar 1:5 ( 1 cement : 5 coarse sand ) R.C.C. top slab 20cm thick using M-20 mix by using mixer and vibrator, TMT Fe500 @ 80.00 kg/per cum, foundation concrete 1:4:8 mix (1 cement: 4 coarse sand : 8 graded stone aggregate 40mm nominal size) inside plastering 12mm thick with cement mortar 1:3 (1 cement: 3 coarse sand) finished with floating coat of neat cement and making 40mm thick benching 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, Orange coloured PVC steps including RCC cover with frame complete as per standard design complete in all respects.

Inside size 75x120 cm with depth 120 cm between bottom of top slab and invert.

Extra payable for 0.30 m additional depth of manhole chamber in item no, 29.55 upto 1.80 mt increase in depth.

Inside size 75 x120 cm

Provding and fixing timbering on face of trenches if required for sewers and manholes for item 29.4 and 29.5 irrespective of the depth, measuring each timbered surfaces of trench on which timbering is done. TYPE-I Simple form of timbering :

For trench having width above 2.0 mt and upto 3.0 mtr

Dismantling and Relaying of 60mm interlocking paver blocks on 50mm sand laid Base course complete including cost of 25% new tiles (as per analysis attached) .

Total length of pavers

Sand filling in foundation trenches as per design and technical specifications.

Making connection of newly laid sewer in walls of existing manhole of fully charge sewer including cost of pluging sewer, desilting, removal of sullage water and making good of khudda

Sewer connections upto 300 mm id

Extra for making connections of all sizes newly laid sewers within benching of fully charged sewers including pluging of sewer, dewatering & desilting of manholes etc. complete in all respects.

Sewer connections upto 300 mm id

Dismantling of manhole chamber including R.C.C. top slab, C.I. cover with frame including stacking of useful materials near the site including disposal of unserviceable material within 100 m. as desired by Engineer-in-charge.

Rectangular manhole 75x120 cm and 1.20 m deep

Extra for depth of manholes dismantled for additional depth of 0.300 m. including disposal of dismantled material within 100 m. as desired by Engineer-in-charge.

Rectangular manhole 75x120 cm (0.30 x 8 m =2.40 mtr)

Dismantling of old S.W. pipes including breaking of joints and bed concrete stacking of useful materials and disposal of unserviceable materials within 100 m. as desired by Engineer-in-Charge.

200 mm Diametre

Extra for Carriage of Fine & Course aggregate i.e. Sand & Bajri from query to water works site beyond 5 km (Qty as worked out for the components to be constructed detail 1.9 & rate as per lead on CSR + Ceiling Premium for the applicable lead beyond first 5 km) 25 km.

Sand (30 kms -5 kms) = 25 kms lead

Bajri

Bricks ( out of 15 kms , 10 km additional lead)

M/s N.S. Enterprises