Providing Sewerage scheme for village Rarang in GP Rarang

Amount

Prov. & placing in horizontal layers of filtering media duly graded, screened, washed& cleaned as specified by the Engineer-in-Charge:-

Top layer : Fine sand ( Eff.size 0.20 mm to 0.40 mm & uniformity coefficient 2.00 to 3.00)

2nd layer :Coarse sand 3mm to 6 mm

Fourth layer : Bazri 6 mm to 20 mm

Fourth layer : Bazri 6 mm to 20 mm

Bottom layer:Broken stone 50 mm

Providing and laying dry bricks under filter media within all leads and lift as per direction of engineer incharge

Excavation in foundation trenches etc. in earth work lift up to 1.5 mtrs. Stacking the excavated soil not more than 3 metres away from the edge of excavation and then returning the stacked soil in 15 cm layers when required in to plinth and sides of foundations, consolidating each deposited layer by ramming , watering and then disposing of all surplus excavated earth as directed with in a lead of 20 metres in pick and and jumper work. Engineer-in-charge.

Providing laying and jointing in trenches, PVC 110 mm PN-10, with inside cement mortor lining comfirming to IS 8329-2000 (earth work in trenches and jointing of pipes to be measured and paid for separataly) as per direction of Engineer-in- Charge.

Providing and laying cement concrete work 1:2:4 (1cement :2sand:4 graded stone aggregate 20mm nominal size.) and curing complete excluding cost of form work: Foundation and plinth with in all leads and lifts.

for pre cast inspection chamber flooring

Providing & laying cement concrete1:4:8(1 cement :4 sand : 8 graded stone aggregate 40 mm nominal size) & curing complete in Foundation and plinth within all leads and lifts.

for pre cast inspection chamber

For path dismentalling

Providing and supplying and fixing precast Manhole Chamber with frame comfirming to IS-12593-2002

Phu Dorje (BID ID -517015)

Kanan Construction (BID ID -516999)