Prevention at Mallnipur GP from Flash Flood by boulder revetment with hexagonal wire net using mitigation measures under SDMF for the year 2023- 24

Amount

Site Preparation Clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs, samplings and trees grith upto 300mm, removal of stumps of trees cut earlier and disposal of the unserviceable materials etc. as directed

Earth work excavation of foundation of structures as per draw-ing and technical speciation, (i) Ordinary soil

Providing and laying of Boulder Apron laid in wire crates with 4 mm dia GI wire conforming to IS: 280 and IS: 4826 in 100 mm into 100 mm mesh (woven diagonally) including 10% extra for laps and joints laid with stone boulders weighing not less than 25 Kg each as per drawing and technical specifications Clause 1301

Providing and laying filter material underneath pitching in slopes complete as per drawing and technical specifications Clause 1302

Providing and laying pitching on slopes laid over prepared filter media including boulder apron laid dry in front of toe of embankment complete as per drawing and technical specification. A) Stone/ Boulder

Embankment Construction with material obtained from borrow pits construction of Embankment with approved material obtained from borrow pits with all lifts and leads transposing to sit, spreading, grading to required slope and compacting to meet requirement of table 300-2 (Including cost of testing of materials at site and laboratory as directed by the deptt.)

Planting of trees and their maintenance for three year (Planting of trees by the road side (Avenue trees) in 0.60 m dia holes, 1 m deep due in the ground, mixing the soil with decayed farm yard/sludge manure, planting the saplings, backfiling the trenches, watering, fixing the tree guatrd and maintaining the plants for three year.

Cost of RCC sign board including painting, writing & fitting at project sit, complete.

HARI PRASAD PEGU (BID ID -262630)

BIPUL BASUMATARY (BID ID -262958)