NHIDCL RO-Imphal AB-J OR km 326.00 to km 341 20-21

Amount

Earth Work

Clearing grass and removal of rubbish upto a distance of 50 metres outside the periphery of area cleared (By manual means)

Earth work in excavation of foundation of structures as per drawing and technical specification,including setting out, construction of shoring and bracing, removal of slumps and other deleterious matter, dressing of sides and buttom, backfilling the excavation earth to the extent required and utilising the remaining earth locally for work. Ordinary soil (a) Mechanical means(depth upto 3 meter) i) Ordinary soil (b) Mechanical means

Earth filling with surplus soil excavated from foundation and taken only from outside of building plinth in 15 cm layers, including running watering and consolidation lead 30 meters i) Ordinary soil

Base and Sub Base Works

Providing, laying, spreading and compacting stone aggregate of specific sizes Water Bound Macadam specification including spreading in uniform thickness, hand packing, rolling with power roller 8-10 tonnes in stages to proper grade and camber, applying and broowing requisite type of screening & binding materials to fill up the interstices of coarse aggregates, watering and rolling making necessary earthern bund to protect edges, lighting, gruading, barricading, and maintenance of diversion etc in accordance with clause 404 of Minsitry of Road Transport & Horhways Specidfications for Road and Bridge Works (Fifth REvision) by Manual Means of Mechanical means For Grading - III Material

Bituminous Works

Filling Pot-holes and Patch Repairs with open graded premix surfacing , 20mm. Removal of all failed material, trimming of completed excavation to provide firm vertical faces, cleaning of surface, painting of tack coat on the sides and base of excavation as per clause 503, back filling the pot holes with hot bituminous material as per clause 511, compacting, trimming and finishing the surface to form a smooth continuous surface, all as per clause 3004.2

Miscellaneous work

Hill side drain clearance. Removal of earth from the choked hill side drain and disposing it on the valley side manually.

Providing NP-4 1000mm dia

Laying reinforced cement concrete pipe NP4/Prestressed Concrete Pipe on First Class Bedding in Single Row. (Cost of NP-4 pipe to be paid seperatly) Laying Reinforced cement concrete pipe NP4/prestressed concret pipe for culvert on first class bedding of granular material in single row including fixing collar with cement mortar 1:2 but excluding excavation , protection works, backfilling, concrete and masonry works in head walls and parapets. (A) 1000 mm dia.

Plain cement concrete, M15 mix with stone aggregate 20mm, nomonal size mechanically mixed and vibrated in foundation up to 1.5 m below ground/bed level and or 1.5m above ground/bed level i/c formwork.

Random rubble masonary (uncoursed) in cement sand mortar 1:3 in foundation upto a depth of 1.5m and 1.5m above ground/bed level