Construction of New Embankment from Ghilaguri to Rounabari to protect the west part of Dhakukhana Civil Sub-Division from the flood inundation of Charikoria River on its Left bank.

Amount

Earth work in embankment by tractor trailer carriage by Mechanical means with locally available ordinary/normal soil excluding sandy and rocky soil free from roots & vegetation and filling in uniform layers not exceeding 25 cm thick including ploughing or roughening or benching the seats, removing all debries, breaking clods up to 4cm cube, dressing as per design section and compaction with three wheel static roller of 80-100 KN capacity in layers not exceeding 30 cm in thickness and core cutter soil test at every layer and every 500m distance, etc. complete as directed. For initial lead up to 1.00 Km for all lifts.

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 90 m and all lifts, etc. complete as directed.

Supply of geo-textile Tube (Mega containers) with minimum properties as mentioned below • Polymer = PP • Tube Circumference = 4.3 / 8.6 / 12.9 / 14.2 / 16 / 17.2 / 21.6 + 5% (m) • 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 = 10 / 15 / 20 / 25 / 30 m Tube Circumference = 4.3 (m) d. Length = 25 m

Filling of geotubes (25m long and 4.3m circumference) with sand volume of 32.265 cum by using mud pump not below the fill height of 0.70m as per drawing and technical specification, binding the tube with 9mm nylon 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.

DONY GOHAIN (BID ID -249468)

PRANJAL GOHAIN (BID ID -249320)

M/S STAR CONSTRUCTIONS (BID ID -249422)

SRI AMIYA KUMAR HAZARIKA (BID ID -249991)

T J Biswajit Mahengia (BID ID -249894)