Constructing R.C.C. Bandhara At Kajirda Ranewadi, Tal. Rajapur. Dist. Ratnagiri.

SUB ESTIMATE NO.1 RCC Bandhara

Item no 1 :- Clearing and grubbing road land including uprooting rank vegetation, grass, bushes,shrubs, saplings and trees girth up to 300 mm, removal of stumps of trees cut earlier anddisposal of unserviceable materials and stacking of serviceable material to be used orauctioned up to a lead of 1000 metres including removal and disposal of top organic soilnot exceeding 150 mm in thickness.

Item No. 2 - Excavation in soft rock without blasting including boulders up to 0.6 m diameter (0.113 cum) for canal, seating of embankment, filter drain / catch water drains etc., and placing the excavated soft rock neatly in dump area or for formation of service road including cost of all materials, machinery, labour, dressing bed & sides to required level and profile etc. complete with leads as below and all lifts as directed.

Item No. 3 - Excavation in hard rock of all toughness by blasting including boulders above 0.6 m dia.(0.113Cum) minimizing damage to side slopes of excavation in water prism area by adopting any one or combination of line drilling /pre-splitting /smooth blasting techniques and placing the excavated rock neatly in approved dump area including cost of all materials, machinery, labour, leveling bed etc., complete with leads as below and all lifts as directed.

Item No. 4 - Excavation in hard rock of all toughness by breaker including boulders above 0.6 m dia.(0.113Cum) minimizing damage to side slopes of excavation and placing the excavated rock neatly in approved dump area including cost of all materials, machinery, labour, leveling bed etc., complete with leads as below and all lifts as directed.

Item No. 5 - Providing and fixing anchor bar of 25 mm diameter 3.375 m length with resin bond cement capsule anchorage through adit/itself including drilling holes, inserting grout capsule, driving anchor, cost of all materials, machinery, labour, ventilation, lighting, drainage and other ancillary operations etc.complete with all lifts as Directed

Item 6 - Providing and laying in situ cement concrete of grade M-15 of trap / granite/gneiss/quartzite/graded metal for foundation and bedding with Batching Plant and Transit Mixer including placing, compacting, curing etc. complete with all lifts as directed.

Item 7 - Providing and laying in situ cement concrete of grade M-25 of trap granite/gneiss/ quartzite/ graded metal for RCC works of gallery, sluice, spillway crest, spillway downstream face, energy dissipating structures, intake structures, training walls, piers, abutments, slab etc. with Batching Plant and Transit mixer including centering, shuttering, scaffolding, placing, compacting,curing etc. complete with all lifts etc. complete as directed.

Item No. 8 - Providing and fixing M.S. chequerred plate flooring of following thickness supported on M.S. angles (25 x 25 x 5 mm size) including welding, cutting and fabricating the plates to the required square or rounding shape, making holes in the plate, including providing and applying 3 coats of anticorrosive paint, etc.complete as directed by Engineer-in-charge.

Item No 9 :- Dewatering by pumping out water collected with 10 to 19 HP Diesel & Electrical pumps including cost of all materials, machinery, labour, providing sump and all other ancillary operations whenever necessary etc. complete under specific and indispensable circumstances with prior approval from competent authority with authentic evidence of records justifying dewatering etc. complete as directed.