Provision of pathway and fresh water connection and pipeline for maintaining the newly constructed UCCW-based STP (near open Nalha at Gate No 2) under fast tract Commercialization project (FTC 050503) at CSIR-NEERI, Nagpur

Amount

Clearing jungle including uprooting of rank vegetation, grass, brush wood, trees and saplings of girth upto 30 cm measured at a height of 1 m above ground level and removal of rubbish upto a distance of 500 m outside the periphery of the area cleared by mechanicale means such JCB excavator and one unskileed labour for manual cleaning after machine work etc. complete as per the direction of engineer-in-charge.

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.-

All kinds of soil

Supplying and laying Moorum(Hard) below pavement surface in layer of 150mm thick including watering, compacting and consolidating in layers etc. complete as per the direction of engineer-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 : -

1:2:4 (1 cement : 2 coarse sand (zone-III) : 4 graded stone aggregate 20 mm nominal size).

Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level :

1:1.5:3 (1 cement : 1.5 coarse sand (zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources)

Centering and shuttering including strutting, propping etc. and removal of form for all heights:

Foundations, footings, bases of columns, etc. for mass concrete

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level. -

Thermo-Mechanically Treated bars of grade Fe-500D or more

15 mm cement plaster on rough side of single or half brick wall finished with a floating coat of neat cement of mix :

1:4 (1 cement: 4 fine sand)

Providing and fixing brass ferrule with C.I. mouth cover including boring and tapping the main :

20 mm nominal bore

Providing and fixing G.I. pipes complete with G.I. fittings including trenching and refilling etc.

20 mm nominal outer dia Pipes

Providing and fixing G.I. Union in G.I. pipe including cutting and threading the pipe and making long screws etc. complete (New work) :

20 mm nominal bore

Providing and fixing ball valve (brass) of approved quality, High or low pressure, with plastic floats complete

20 mm nominal bore

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

All kinds of soil

Pipes, cables etc. not exceeding 80 mm dia

Providing and fixing in position pre-cast R.C.C. manhole cover and frame of required shape and approved quality

Rectangular shape 600x450 mm internal dimensions

Cleaning of exisitng wastewater chamber by removing the fallen leaves, plastic or other matrial manually (working in foule smell) etc. complete as per the direction of engineer-in-charge.

Constructing brick masonry manhole in cement mortar 1:4 ( 1 cement : 4 coarse 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 (1 cement : 3 coarse sand) finished with floating coat of neat cement and making channels in cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) finished with a floating coat of 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 23 kg and weight of frame 15 kg) :

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

Extra for depth for manholes :

Size 90x80 cm

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

Providing and laying factory made coloured chamfered edge Cement Concrete paver blocks of required strength, thickness & size/shape, made by table vibratory method using PU mould, laid in required colour & pattern over 50mm thick compacted bed of fine sand, compacting and proper embedding/laying of inter locking paver blocks into the sand bedding layer through vibratory compaction by using plate vibrator, filling the joints with locally available sand and cutting of paver blocks as per required size and pattern, finishing and sweeping extra sand in footpath, parks, lawns, drive ways or light traffic parking etc. complete as per manufacturer’s specifications & direction of Engineerin-Charge.

60mm thick Cement concrete paver block of M-35 grade with approved colour, design & pattern.

Providing and laying ECO Drain pipe of 200mm diamater SN4 grade confirming to IS 16098 for sevarage application including all fixtures of approved make such as Supreme / Prince etc. complete as per the instruction of Engineer-in-charge.

SANJAY H. AGRAWAL (BID ID -905610)

Altaf Yusuf Khan (BID ID -905172)