NIT No.2/EE(SM)/2026-27

Conducting Subsurface Utility Engineering (SUE) Survey in a corridor of 4–6 metre width for detection and mapping of buried underground utilities such as water supply pipes, sewer lines, storm water drains, electrical cables, telecom cables, gas pipelines, etc

Dismantling tile work in floors and roofs laid in cement mortar including stacking material within 50 metres lead For thickness of tiles above 25 mm and up to 40 mm

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge.Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix)

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge.Nominal concrete 1:4:8 or leaner mix (i/c equivalent design mix)

providing and laying 1:5:10 (1 cement : 5 coarse sand (zone-III) derived from natural sources : 10 graded stone aggregate 40 mm nominal size derived from natural sources)

Providing and laying in footpath and pavement etc. factory made precast cement concrete slabs of size 400 x 400 x 50mm of mix M-30 Grade manufactured at an appropriate plant by compacting concrete in joint less moulds in two stages vibration & compression and finished smooth as per shapes size and pattern over a base of 12mm thick (average) cement mortar 1:5 (1cement: 5coase sand) and having joints not exceeding 10mm thick (average ) cement mortar 1:5 (1cement: 5coarse sand) neatly finishing etc. plete as per directions and instruction of Engineer-in-Charge (Nothing extra shall be paid to the contractor by laying slabs in approved pattern and using precast slabs of required shapes at end of footpath.)

Horizontal Directional Drilling for Steel Ducts/Pipes Installation of Steel product pipe by HDD method including preparing and setting up the plant and equipment, preparing new pipe-work material, installing new pipe-work and commissioning system or making the system ready for commissioning by HDD operation including, all related civil and mechanical works like excavation, shoring/strutting, etc. drilling. stringing, reaming, and pulling back the new pipe-work on the designed bore path alignment, proper disposal of drilling fluid and back fill of site after completion all inclusive as per IndSTT:101-2018: Code of Practice for Horizontal Directional Drilling Technique Suiting Indian Conditions. Steel pipes above 200mm and upto 300mm dia. In mixed soil

Providng and laying 300 mm internal dia HDPE/DWC of SN-8 classification as per entire satisfaction of Engineer-in-Charge

Earth work in excavation by mechanical means (Hydraulic excavator)/ manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavatedearth lead upto 50 m and lift upto 1.5 m, as directed by Engineer-incharge.All Kinds of soil.

Constructing brick masonry circular type manhole 1.22 m internal dia at bottom and 0.56m dia at top in cement mortar 1:4 (1 cement : 4 coarse sand), inside cement plaster 12 mm thick with cement mortar 1:3 (1 cement : 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 20 mm nominal size) finished with a floating coat of neat cement, all complete as per standard design : 1.67 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