CONSTRUCTION OF R.C.C. BANDHARA ON NALA AT. NAGARPANCHAYT LANJA WARD NO.3, TAL. LANJA , DIST.RATNAGIRI

ITEM NO. 1:-trimming of grass shurb sand weeds from the shoulders/berms and disposing off the same

ITEM NO. 2:- Excavation in general in soft material comprising of soft soil, soft murum, sand, hard murum with boulders in wet or dry condition for Head Works i.e. Intake Well, Connecting Pipe, Jack Well, Pump House, Supply Well, etc. for lift 0 to 1.5M and lead of 150 M including barricading, guarding, disposing off surplus excavated stuff within a radius of 0.5 km. as directed by Engineer-in-charge, etc. complete excluding refilling.For Head Works on nalla or any other site of GSDA for initial lift of 0 to 1.5 M

ITEM NO. 3:- Excavation in general in hard material comprising of soft rock, hard rock, Manjara rock, etc. by blasting / controlled blasting, chiselling as required in wet or dry condition for Head Works i.e. Intake Well, Connecting Pipe, Jack Well, Pump House, Supply Well, etc. for lift 0 to 1.5 M and lead of 150 M including barricading, guarding, disposing off surplus excavated stuff within a radius of 0.5 km. as directed by Engineer-in-charge, excluding refilling For Head Works on nalla or any other site of GSDA for initial lift of 0 to 1.5 M

ITEM NO. 4:- Providing and laying in situ Cement Concrete M-15 of trap/ granite / quartzite/ gneiss metal for foundation and bedding including bailing out water, form work, compaction, curing, etc. complete. (Cement 5.90 bags / cum) b) In PCC M-150

ITEM NO. 5:- Providing and casting in situ Cement Concrete of trap/ granite / quartzite / gneiss metal of approved quality for RCC works as per detailed drawings and designs or as directed by Engineerin- charge including normal dewatering, centering, form work, compaction, finishing the formed surfaces with CM 1:3 of sufficient minimum thickness if special finish is to be provided and curing, etc. complete. (By weigh batching and mix design for M-250 and M-300 only. Use of L&T, A.C.C., Ambuja, Birla Gold, Manikgad, Rajashree, etc. cement is permitted.) (Excluding M.S. or Tor reinforcement) c) In RCC M-250

ITEM NO. 6:-Providing and fixing in position steel bar reinforcement of various diameters for RCC piles, caps, footings, foundations, slabs, beams, columns, canopies, staircases, newels, chajjas, lintels, pardies, copings, fins, arches, etc. as per detailed designs, drawings and schedules; including cutting, bending, hooking the bars, binding with wires or tack welding and supporting as required, etc. complete (including cost of binding wire). (Bd-F- 17/306) c) Corrosion Resistant Steel (Fe 500)

Item No 7 :- Filling in plinth and floors murum bedding  in trenches with approved murum from excavated materials from foundation in 15 cm to 20 cm layers including watering and compaction, etc. complete. (Bd-A-10/263)

Item No 8 :- Providing coursed rubble masonry first sort of trap/granite/quartzite/gneiss stones in cement mortar1:6 insuperstructure including racking out joints on the inside when plastering is to be done, watering and scaffolding etc. complete.(PWD DSR 23-24)

Item No.9:- Dewatering the excavated trenches and pools of water in the building trenches / pipeline trenches, well works by using pumps and other devices including disposing off water to safe distance as directed by Engineer-in-charge (including cost of machinery, labour, fuel), etc. complete. (Bd-A-9/261)

Item No.10 :- FRP Needle Gate 1 Providing , supplying and fixing of FRP gates -needles in curved or straight shape in size required size and 60mm thick for the Bridge -cum- Bandhara .The gate/needles should withstand under minimum water pressure of 7.00 tonne. with interlocking arrangements, required rubber seals to arrest water leakage due to surface unevenness including FRP "C" channels at both side of gate of size 100 mm x 100 mm with 10 mm thick, with lifting eye bolts. And as per specifications mentioned in the Technical spectications and product features excluding GST