CONSTRUCTION OF RCC WATER STORAGE BANDHARA AT DEVGHAR 2

SUB ESTIMATE NO.1 Bandhara at Devghar 2

ITEM NO. 1:-Clearing cutting thorny shurbes, bushes , mooleyhills etc. complete

ITEM NO. 2:-Excavation in HARD MURUM/hard man kankar/pebbles, exceeding 1.5m in width including depositing the material as directed with all lead upto 15m and lift into 1.5m including boulders of size less than 0.10cum including dressing etc complete.

ITEM NO. 3:-Excavation in SOFT ROCK exceeding 1.5m in width including depositing the material as directed with all leads and lifts including boulders of size less than 0.10cum, dressing etc complete.

ITEM NO.4:-Excavation in HARD ROCK exceeding 1.5m in width by blasting including depositing the excavated material as directed with all leads and lifts including boulders of size exceeding 0.10cum including dressing etc complete

ITEM NO. 5:- Providing and laying rubble soling below foundation in layers including fillinf with rubble chips murum etc. complete (Excluding royalty material)

ITEM NO. 6:- Providing and Laying in situ Cement Concrete of grade M-150 of trap / granite / gneiss /quartzite graded metal for PCC with or without surface reinforcement RCC/Concreting requiring heavy or spetial type of shuttering for works of gallery ,sluice,spillway crest,spillway down stream face,energy dissipating structure,inteke structure,training walls,piers abutments etc.with concrete mixture considering lead of 50 m with shuttering and scaffolding ,placing ,compacting,curing etc.complete with an initial lead of 50 m and lift of 1.50 m.

ITEM NO. 7:-Providing & laying in position TOR steel reinforcement including Cutting bending binding including cost of reinforcement binding wire etc complete with a lead of 50 m & lift of 1.50 m

ITEM NO. 8:-Providing casing embankment using selected previous material available directly from excavation in layers including cost of all other operations such as collection of material spreading material in layer of specified thickness sorting out breaking clods levelling sectioning edges sides watering compacting each layer to density control of not less than 95 percent or as stipulated using vibratory compactor etc complete with lead up to 1km for watering and 6m lift.

ITEM NO. 9- Manufacturing with QAP & fabrication of KT weir needle gates -straight type size 2.15 x 0.50 M -94 Kg.weight as per relevant Indian Standards with all material,Mild steel confirming to IS 2062,Rubber seal comfirming to IS 4623 & welding electrodes AWS E6013 for general weld joints.It includes all materials ,labour charges,machinary charges ,1KM lead charges of transportation,loading and unloading charges of gate parts at site,Inspection and quality control charges ,sand blasting,painting with one coat of zinc rich primer on dry film to give total dry film thickness 70+/-5 microns and 2 coats of solventless coal tar epoxy paint applied to give minimum dry film thickness of 150+/-5 micron per coat as per IS 14177.