Construction of embankment to protect Bagdokra and its adjoining areas from flooding of river Gangadhar on its L/B including A/E measures.

Amount

Supply of geo-textile Tube (Mega containers) with minimum properties as mentioned beiow: • Polymer = PP of 400 GSM or above • Tube Circumference = 10 m + 5% • Fill Port (diameter) = 30 to 45 cm • Tensile Strength (MD) ≥ 100 kN/m • Tensile Strength (CD) ≥ 100 kN/m • Elongation- MD ≤ 25% • AOS ≤ 0.180 mm • Permittivity ≥ 0.40 S-1 • Length = 25 M

Filling of geotubes (25m long and 10m circumference) with sand of volume 176 cum by using mud pump not below the fill height of 1.60 m as per drawing and technical specification, binding the tube with 9mm nyion rope to jati bamboo pegs of length 2m placed 5m c/c along both sides of the tube and at both ends to keep the tube in position during filling, as specified and directed including all loading, unloading and handling charges and local carriage upto a distance of 250M, pumping slurry using mud pump from a distance upto 500m, etc. including setting up of the tube laying platform, complete as directed.

Uprooting bamboo clumps where bamboo already removed including removing stumps to a minimum distance of 30 m etc, complete as directed.

Earth work in embankment by Tractor-trailer carriage by mechanical means with locally available ordinary soil excluding rocky soil free from roots & vegetation and filling in uniform layers not exceeding 22 cm. thick including ploughing or roughening or benching the seats, removing all debris, breaking clods up to 2.5 cm cube, dressing as per design vsection, etc. complete as directed. (10% deduction will be made from the section measured quantities of the completed and compacted earth work on account of shrinkage). For every Km extra lead beyond initial lead of 1 Km & up to 10 Km. (Total Lead-10km)

Turfing with grass sods of largest possible rectangles of 12 cm. minimum thickness placed closely including dressing earth pegging with Jati bamboo split, watering till the grass grows for a lead up to 90m and all lifts, etc. complete as directed.

M/S NIRMAN (BID ID -259022)

Maniraj Brahma (BID ID -259430)

CHILARAI CONSTRUCTIONS PRIVATE LIMITED (BID ID -259352)

K C INFRA PROJECTS PRIVATE LTD (BID ID -258994)

M/S S.A. ENTERPRISE (BID ID -259602)

GLOBAL INFRASTRUCTURE (BID ID -259524)

KHEMSA TRADERS AND DEVELOPERS (BID ID -259540)

Nozrul Islam (BID ID -259496)