Constuction of embankment on B/B of river Mora-Pagladia from Sialmari to Sonara (L/B), Sialmari to Sandheli-Makrapara Road (R/B) and Barpit to Tribenighat (R/B)(Package 1)

Amount

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

Felling trees including uprooting roots and stumps up to 50 cm. below ground, cutting into pieces and removing the same from the site of work etc. complete as directed. Trees above 0.50 m and up to 1 m girth

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

Construction of whole bamboo single palisading with matured Bhaluka bamboo posts 7.5 cm to 10 cm dia., 15 cm clear apart 1.50 m to 1.80 m above ground and 1.00 m to 1.20 m below ground with Bhaluka bamboo inclined struts placed at 1.5 m a part tied with three rows of horizontal half Jati bamboo kamies etc. complete as directed. (Using Bhaluka Bamboo at the rate of 10.14 nos./Rm & Jati Bamboo at the rate of 2.40 nos./Rm)

Serviceable empty cement bags

Labour charge for filling of empty cement bags to attain minimum filled up volume of 0.028 Cum with filled up size of 0.7 m × 0.40 m × 0.10 m, laying and pitching of the earth filled cement bags including excavation and borrowing earth, breaking clods, filling in bags and supplying and stitching the mouth with jute sutli, etc. complete as directed. (Cement bags will be supplied by the department free of cost). For borrowing earth from a distance beyond 30 m. & up to 60 m.

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.

Ashit Roy (BID ID -249626)

PANKAJ KHANIKAR (BID ID -249712)

Jiten Kalita (BID ID -249351)

JYOTI PRAKASH BAISHYA (BID ID -249529)

Shree Gautam Construction Co. Ltd. (BID ID -249665)