Immediate measures for closing of breach on L/B of Pagladia river at village Hahkata Balabari under SDRF for 2020-21

Amount

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

Earth work in embankment by Tractor-trailer carriage in locally available ordinary soil excluding rocky soil free from roots & vegetation and filling in uniform layers not exceeding 22 cm. thick including cutting and clearing light jungles trees up to 50cm. girth ploughing or roughening or benching the seats, removing all debris, breaking clods up to 2.5 cm cube, dressing as per design section including payment of forest royalty if any, 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)

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

Supply of Pre stressed Cement Concrete (PSC) Porcupine members of size 0.10m X 0.10mX 3.00m with M-40 grade of cement concrete with graded broken course aggregates up to 12mm size down and reinforced with 4 Nos. of 4 mm dia high tensile steel wire cable at four corners with necessary cover and 4mm high tensile stirrups at 250mm C/C, in conformity with IS-6403 and stressed to required strength not exceeding 9.18 N/mm, holes of 16 mm dia at 50 cm inside from both ends in the same face and in either face of post another 2 Nos. of holes of size 16 mm dia at 65mm inside from both ends including properly curing for 14 (fourteen) days and carriage of porcupine members from factory to the stack yard within a distance up to 100 Km complete as directed.

Carriage of Porcupine members by 40 HP Tractor - trailer including local carriage of porcupine members from stack yard to loading site up to a lead of 150m, loading , un loading at river bank near work site etc. complete as directed.(For lead beyond 2 KM and up to 5.00 Km and for all lift)

Labour charge for launching of R.C.C. / PSC Porcupine including carriage of R.C.C./ PSC porcupine members of size 0.10m × 0.10m × 3.00m from the stack yard to the place of launching ,erection of the Porcupine with 6 (six) members properly, supply & fitting/fixing with 12 mm dia 25 Cm long M.S. Nuts and bolts and launching the porcupine properly as directed. (Lead up to 150 m) i) Without boat

Construction of whole Bholuka Bamboo Screen with matured Bholuka Bamboo stacks 75mm to 100mm dia, placed at 30 cm clear apart( i.e. 40 cm C/C) driven 4.00 m to 4.50m below ground and 3.0m to 3.50m above ground with hydraulic driving equipments including hire charge of equipment, cost of P.O.L. etc. and providing with 1 (one) row of horizontal half Jati bamboo kamies tied with galvanised wire of 16G to 18G etc complete as directed.(Using Bhaluka Bamboo at the rate of 240.00 nos./Rm. & Jati Bamboo at the rate of 9.60 nos./Rm.)