A/E measures on both bank of river Champabati to protect Bamunitila area.

Amount

Item No.1: Earthwork in bank trimming to the designed section/slope including removing the soils at a safe distance, complete as directed.

Item No.2: Supply of Pre stressed cement concrete (PSC) Porcupine members of size 0.10m x 0.10m x 3.00m with M-40 grade of cement concrete with graded broken coarse aggregates upto 12mm size down and reinforced with 4 nos. of 4mm 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 16mm dia at 65 mm inside from both ends including properly curing for 14 days and carriage of porcupine members from factory to the departmental stack yard within a distance upto 100 Km complete as directed.

Item No.3: Lab charge for launching of RCC Porcupine including carriage of R.C.C porcupine members of size 0.10m x 0.10m x 3.00m from the stack yard to the place of launching, erection of the porcupine with 6 members properly, supply & fitting / fixing with 12 mm dia, 25cm long M.S Nuts and bolts and Launching the porcupine properly as directed (Lead upto 150 m).(a) Without Boat

Item No.4: Carriage of porcupine members by 40 HP Tractor-Tailor including localcarriage of porcupine members from stack yard to loading side upto a lead of 150m loading, unloading at river bank near workside etc. complete as directed(F or lead beond 150m and upto2.00km and for all lead).

Item No.5: Construction of Leets fencing with 75mm to 100mm dia matured Jati bamboo stacks placed 150mm clear apart and 1.2m to 1.8m. Above ground and 1.00m to 1.20m. Below ground level (Using Jati Bamboo at the rate of 8.67nos./Rm)

Ashok Kumar Agarwalla

Ashok Kumar Jain