Protection of different reaches from U/S of Berachapori to Badalpur from the erosion of river Brahmaputra.

Amount

Earthwork in bank trimming to the designed section/slope including removing the soils at a safe distance, complete as directed.

Supply of Pre stressed cement concreate (PSC) porcupine members of size 0.10m x 0.10 m x3.00 m with M-30 grade of cement concreateconforming to IS 1343 : 2012 using super-plasticizer 1.2 lit/bag of cement with graded broken coarse aggregates up to 20mm size down conforming to IS 10262:2009 & IS 456:2000 and reianforced with 4 Nos. of 4 mm dia high tensile steel wire cable with necessary cover and 4 mm high tensile stirrupsat 250mm C/C, in conformity with IS-6403:R2002 and stressed to required strength not execeeding 9.18 N/mm, holes of 16mm 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 65 cm inside from the both ends including properly curing for 21 ( twenty one ) days and carriage of porcupine members from factory to the stack yard within a distance up to 20 Km including loading, unloading & stacking complete as directed. ( Including forest royalty and all taxes as admissible )

Local Carriage of porcupine members by Diesel truck of 10 MT capacity including loading at stack yard and unloading and stacking at river bank for all lift, comllete as directed..

Labour charge for launching of PSC porcupine including carrige of PSC 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 ( six ) members properly, supply & fitting/fixing with 12 mm dia 25 cm long M.S. Nuts & bolts and launching the porcupine properly as directed. ( Lead up to 150 m ) . a) Without boat

Labour charge for launching of PSC porcupine including carrige of PSC 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 ( six ) members properly, supply & fitting/fixing with 12 mm dia 25 cm long M.S. Nuts & bolts and launching the porcupine properly as directed. ( Lead up to 150 m ) . b) With boat

Construction of granular sub-base by providing well graded materials, spreading in uniform layers with motor grader on prepared surface. Mixing by mix in place method with rotavator at OMC and compecting with smooth wheel roller to achieve the desired density complete asper tech. cl 401. (I) for grading I Materials (At approch road)

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 placing 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)