A/E Measures to protect Desang Bund Right Bank from Bahgarh to AT Road at Deroimukh Koibartagaon.

Medium Jungles :- Clearing medium jungles and trees up to 15cm 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.)

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

Collection of sand gravel from approved quarry containing 60% sand and 40% gravel free from disintegrated and flaky pieces of vegetation and other deleterious matters, adherent coating etc. including stacking in suitable stacks at quarry site etc. complete as directed.

Labour charge for laying of soling stone, brick bats, broken stone metal, sand gravel etc. on approach roadincluding ramming dressing the seat and local carriageof materials up to a distance of 60 m complete as directed.

Construction of temporary shed two roofed with mud plinth of 0.45m height above ground level with Bhaluka bamboo posts 1.5m apart driven at least 0.75m below ground and height above plinth 2.50m spilt Jati bamboo walls mud plastering , white washing two coats, 10 cm thick thatch roofing over bamboo rua frame placing at 0.15m clear apart fitted with bamboo kamies frame binding doors and windows with bamboo chattai strengthening with bamboo frame binding with wire etc. complete as directed. (Using Bhaluka bamboo at the rate of 6.00 nos / Rm & Jati Bamboo at the rate of 61.00 nos /Rm)

Supply of Pre-stressed Cement Concrete (PSC) Porcupine members of size 0.10m x 0.10m x 3.00m with M-30 grade of cement concrete conforming to IS 1343:2012 using super- plasticizer @ 1.2 ltr/bag of cement with graded broken course aggregate up to 20mm size down and reinforced to IS 10262: 2009 & IS 456: 2000 and reinforced with 4 nos of 4mm dia high tensile steel wire cable / strand with necessary cover and 4mm high tensile stirrups at 250mm C/C , in conformity with IS-6403 : R2002 and stressed to required strength not execeding 9.18 N/mm, holes of 16mm dia at 50cm inside from both ends in the same face and in eighter face of post another 2 nos of holes of size 16mm dia at 65mm inside from 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 50km including loading, unloading & stacking complete as directed.

Labour charge for launching of PSC Porcupine including carriage 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 12mm dia 25cm long M.S Nuts and bolts and launching the porcupine properly as directed . ( Lead up to 150m) Launching without boat

Labour charge for launching of PSC Porcupine including carriage 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 12mm dia 25cm long M.S Nuts and bolts and launching the porcupine properly as directed . ( Lead up to 150m) Launching with boat

Supplying, fitting and fixing RCC guard post 150cm long erected 75cm above the ground and 75cm below the ground with M-15 grade (nominal mix 1:2:4 with broken stone aggregate up to20mm size) of cement concrete and required reinforcement tied in position with annealed black wire including centering, moulding the top, curing including painting concrete surfaces in 23cm strips upto 0.75m from the top alternately in black and white and having 2 nos. reflectiveband of desired shade etc. complete as per design and as directed. 16.28(b).15 cm dia. RCC guard post with reinforcement of 4nos. 12mm dia TMT main steel bars and 6mm TMT/ MS stirrups at 15cm c/c

Earth work in bank trimming to the designed section / slope by mechanical means including removing the trimmed soils to a minimum distance of 30m , complete as directed.