Restoration of Rain Damages Construction of RCC retaining wall for protection of Clarifier 6A at STP North Disposal

Excavation in foundation, trenches etc., in earth work in all type of soil such as pick work, jumper work, blasting work Kankar, moorum shingles including decomposed soft and hard rock etc., up to all heights stacking the excavated earth not more 3 meters clear from the edge of excavation and then returning the stacked soil in 15cm. layers, when required into plinth and sides of foundation etc., consolidating each deposited layer by ramming and watering and then disposing of all surplus excavated earth up to including all leads and lifts complete in all respect and as per the direction of Engineer-in-charge.

Stone soling on excavated surface complete as per the direction of Engineer-in-charge.

Providing and laying cement concrete 1:3:6 (1cement 3 sand :6 Graded stone aggregate 20mm nominal size ) and curing complete excluding cost of form work in foundation and plinth complete as per direction of Er.-in-charge.

Providing form work with steel plates 3.15mm thick welded with angle iron frame 30x30x5mm so as to give finish including centering, shuttering, strutting and propping etc., with wooden ballies and battens height of propping and centring below supporting floor to ceiling not exceeding 4 metres and removal of the same for insitu reinforced concrete and plain concrete work in:- Foundation, footing, basis of columns etc. and mass concrete. Including all leads and lifts complete in all respects and as per direction of Engineer in Charge.

Providing and laying in position specified grade of reinforced cement concrete excluding the cost of entering, shuttering, finishing and reinforcement - All work up to plinth level: 1:1.5:3 (1 cement: 1.5 coarse sand): 3 graded stone aggregate 20 mm nominal size) concrete as per direction of Engineer in Charge.

Providing mild steel/tor steel reinforcement for RCC work including bending, binding and placing in position complete upto floor two level @120kg/m^3. Including all leads and lifts complete in all respect and as per the direction of Engineer-in-charge.

Backfilling behind the retaining wall complete direction of Engineer-in-charge.

Providing weep hole of 100 mm dia @1 Sqm Each complete as direction of Engineer-in-charge.