Bank protection at Ouguri (R/B), Amguri (R/B) and Amlighat (L/B) on the river Killing. (Ph-I)

Amount

Item No.1:- Clearing light jungles and trees upto 15 cm. girth including cutting, uprooting roots and stumps, removing them from the site of the work, etc. complete as directed. ( When 30% of the area is covered by shrubs,trees etc)

Item No 2 : Earthwork in bank trimming to the designed section /slope including removing the soils at a safe distance, complete as directed.

Item No.3:-Earth work in excavation by hydraulic excavator, to proper grade and slopes as required including utilizing the spoils for filling works in the vicinity including removing roots & vegetation, dressing to design section complete as directed. Ordinary Soil , For depth up to 3.00m

Item No. 4:-Collection of blasted boulder of size 23cm. to 30cm in average and minimum weight 30Kg having (i) specific gravity not less than 2.65 and Materials properties of conforming to IS 2386 part III & IV 1963 and Free from dust, dirt and other foreign materials including local carriage and stacking in regular measurable stacks of approximate 1(one) m. height at site, payment of forest royalty, etc. complete as directed(10% under sized boulder is allowable for packing/filling the gaps occurred during execution of works) .(15% deduction will be made from the stack measured quantities on account of void)

Item No. 5:- : Collection of broken stone metal of size 20 mm to 40m in average from blasted rock free from dust, dirt and other foreign materials screening properly, stacking in suitable stacks at quarry site, payment of forest royalty monopoly, etc. Complete as directed.(7.5% deduction will be made from the stack measured quantities on account of void).

Item No.6:-Supply of galvd. Wire netting sheets made of 8G wire of 152mm(6") square mesh in sheets of overall size 2.57 x 1.66m (8'-6") including 75mm projection of each wire on all sides beyond the net size of 2.42m x 1.31m (8'-0" x 5'-0") having knots of 12G wire at every joints including loading, unloading, stacking properly complete as directed by the department. (weight of each sheet should not be less than 6.30KG)

Item No 7 :- Labour charge for dumping boulder in cage made of wire netting sheets of size 2.57x1.66m of 8G galvanized wire making the cage from 2 nos. of wire netting sheet by tying the projected wires ( wire netting sheet supplied by the department free of cost within 150m of work site) filling boulder inside in cage launching the same in position as directed including all handling charges and including site carriage of boulder from stack yard/ dump site within a distance of 150 m.etc. complete as directed. (Without boat)

Item No 8 :- Labour charge for dumping boulder in cage made of wire netting sheets of size 2.57x1.66m of 8G galvanized wire making the cage from 2 nos. of wire netting sheet by tying the projected wires ( wire netting sheet supplied by the department free of cost within 150m of work site) filling boulder inside in cage launching the same in position as directed including all handling charges and including site carriage of boulder from stack yard/ dump site within a distance of 150 m.etc. complete as directed. (With boat)

Item No 9 : Labour charge for laying and pitching boulder of 23 cm to 30cm size ( man size) including dressing the seat, ramming to proper size & slope, properly hand packed including site carriage of boulder from stacks within a distance of 150m etc. complete as directed..

Item No 10 :-Labour charge for making filter bed of required thickness with stone metal of size 13mm to 38mm over the trimmed surface of river bank/embankment., slope, including site carriage of metal within a distance of 150m etc. complete as directed

Item No 11:- Preparation of stack yard of boulder/metal etc. including cutting light jungles and removing the same to a safe distance, leveling the ground , filling up depressions etc. complete as directed

Item No. 12 :- Construction of temporrary shed of two roof with mud plinth of 0.45 m height above ground level with Bhaluka bamboo post 1.5 m apart driven at atleast 0.75 m below ground and height above plint 2.5m. Split Jatti bamboo wall mud plastering white washing 2 coats, 10 cm thick touch roofing over bamboo rua frame pplacing at 0.15 m clear apart fitted with bamboo kamies from binding doors and windows with Bamboo Chattai strengthening with Bamboo frame binding with wire etc compple as directed. (Using Bhaluka Bamboo at the rate of 6.00 nos/ Rm & Jati Bamboo at the rate of 61.00nos / Rm)

Tapan Medhi