Emergent protection of village Surjyakata and diversion of river Gangia under SOPD, BTC

Amount

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 ploughing or roughening or benching the seats, removing all debris, breaking clods up to 2.5 cm cube, dressing as per design section, 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).

Earth work in excavation of drainage channel by mechanical means to the proper grade and slopes as required including disposing the excavated debris/soil to a safe distance of minimum 50 m distance, etc. complete as directed.

Construction of whole bamboo single palisading with matured jati bamboo stacks 7.5 cm to 100 mm dia., 15 cm clear apart 1.20m to 1.80 m above ground and 1.00 m to 1.20 m below ground with jati bamboo inclined struts fixed 1.2m to 1.5m apart tied with three rows of horizontal half jati bamboo kamies with cane/wire of 16G to 18G etc. complete as directed. (Using Bhaluka Bamboo at the rate of 8.67 nos/Rm & Jati Bamboo at the rate of 2.40 nos/Rm)

Supply of Serviceable Empty Cement Bags.

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

Supply of Pre stressed Cement Concrete PSC Porcupine member of size 0.10m x 0.10 m x3.00m with M-30 grade of cement concrete conforming to IS 1343 : 2012 using super- plasticizer @1.2 lit/bag of cement with graded broken coarse aggregates up to 20mm size down confirming 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 exceeding 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 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 50 Km including loading, unloading & stacking complete as directed.

Labour charge for launching of PSC Porcupine including carriage of PSC porcupine members of size 0.10mx 0.10m x3.00m from the stack yard to the place of launching, erection of the porcupine with 6 (six) members properly. Supply & fitting/ fixing with 12mm dia, 25 Cm long M.S Nuts and bolts and launching the porcupine properly as directed. (Lead up to 150 m) (without boat.)

Sri Bimal Boro (BID ID -255970)