Name of Work: Impvt. Of IVR from Awungtang to Talui Hr. Sec School, Talui
Sl. No.
Item Description
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(SH: Earth Work in formation widening)
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BEarth work in excavation in hill cutting including disposal of excavated earth lead upto 50 m and lift upto 1.5 m disposed earth to be leveled and neatly dressed.a) Hard/Dense soil
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(SH I: WBM & PC)
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Providing and laying one layer W.B.M. 7.5 cm consolidated thickness using 1 cum of stone aggregate conforming to IRC Grades per 10 sqm of road surface & 0.23cum of binder materials of approved quantityper 10 sqm of road surface including consolidating of the same, rolling of the surface to camber, superelevation & grade by using template straightedges & spirit level in layers not exceeding 100 mm to 130 mm thick(spread thickness), dry &wet rolling with 8 to10 tonne roller including earth edging 30 cm width on both sides & applying binding materials as specified i/c carriage charge of all materials.i) IRC Grade - II
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ii) IRC Grade - III
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2 cm consolidated thick single coat pre-mix carpet surfacing with 0.27 cum stone chipping 12.5 mm size 0.18 cum and 10 mm size 0.09 cum mix with 14.6 kg of binder per 10.00 sqmof road surface and rolling complete including a seal coat IRC type \"B\" with 0.09 cum of stone chipping 6.3 mm nominal size and 6.8 kg of bitumen 80/100 per 10.00 sqm of road surface.and preparing surface by brushing with wire brushes for remaining caked mud etc. sweeping with brooms and finally fanning the cleared surface with gunny bags to removed all loose dirt etc.a) WBM surface new. i/c Providing & applying evenly a priming/tack coat with bitumen (80/100).a) 10 kg/10sq.m i/c carriage charge of all materials.
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SH:-Constn of NP-3 pipe culvert 600mm dia
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Earthwork in excavation of foundation trenches or drains including dressing of sides and ramming of bottoms lift upto 1.5metres including getting out the excavated soil and disposal of surplus excavated soil as directed within a lead of 50 metres. 1.10.2. Hard/Dense Soil.
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Cement concrete 1:4:8 mix with stone aggregate 40 mm nominal size in foundation upto a depth of 1.5 metres below ground level and upto height of 1.5 m above ground/bed level.
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Cement concrete 1:3:6 mix with stone aggregate 20 mm nominal size mechanically mixed and vibrated in foundation upto a depth of 1.5 m below ground level and 1.5 . Above ground/bed level i/c formwork.
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Laying reinforced cement concrete pipes NP-3 for culverts including pointing ends and fixing collar with cement mortar 1:2 (a). 600mm dia.(Basic rate) p/2
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Dry boulder pitching in floor.
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Filling available excavated earth (excluding rock) in trenches, plinth sides of foundation etc. In layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering lead upto 50metres lift upto 1.5 metre.
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