Construction of Suklai R/B embankment from Bhola Batabari to Suklai Head works.

Cutting bamboo, uprooting roots & stumps including removing them from the site of work, etc. complete as directed.

Clearing medium jungles and trees upto 15 cm girth including cutting, uprooting roots and stumps removing them from the site of work, etc. complete as directed. ( When 30% to 60% of the area is covered by shrubs , trees etc. )

Supply of geo-textile Tube (Mega containers) with minimum properties as mentioned below: • 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 geo - tubes (25 m long and 10 m 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 9 mm nylon rope to jati bamboo pegs of length 2 m placed 5 m 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 up to a distance of 250 m, pumping slurry using mud pump from a distance up to 500 m, etc. including setting up of the tube laying platform, complete as directed

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 25cm thick including ploughening or roughening or benching the seats, removing all debris, breaking clods upto 4 cm cube, dressing as per design section and compaction with three wheel static roller of 80-100KN capacity in layers not exceeding 30 cm in thickness and core cutter soil test at every layers and 500m distance etc. complete as directed. B) Compaction with vibratory Roller of 80-100KN capacity (For initial lead upto 1Km and all lift). And ( For beyond initial 1.00km & upto 10.00km & for all lifts ) . Distance (Av) 1.0 Km

Turfing with grass sods of largest possible rectangles of 12cm minimum thickness placed closely including dressing of earth paging with Jati bamboo splits, watering till the grass grows for a lead upto 90m and for all li ft etc. complete as directed