A/R and M/O in buildings in education wing division 2026-27

De-silting and cleaning of fully silted drainage line including removing all the silt from inside the pipe and repair of manhole if damaged during cleaning with taking all the safety measure like using safety belt, hook an rope, torch proper working sign board on road and at the entry and exit of manhole with long handed digging tools required for de-silting the pipe including taking out GT cover and re fixing the same after cleaning complete in all respect including dumping of silt up to a lead upto 50m and lift up to 1.5 complete to the entire satisfaction of Engineer-in-charge and cleaning of working site in all respect. (a) For 300 mm dia. RCC Pipe.

De-silting and cleaning of fully silted drainage line including removing all the silt from inside the pipe and repair of manhole if damaged during cleaning with taking all the safety measure like using safety belt, hook an rope, torch proper working sign board on road and at the entry and exit of manhole with long handed digging tools required for de-silting the pipe including taking out GT cover and re fixing the same after cleaning complete in all respect including dumping of silt up to a lead upto 50m and lift up to 1.5 complete to the entire satisfaction of Engineer-in-charge and cleaning of working site in all respect. (a) For 250 mm dia. RCC Pipe.

Cleaning and desilting of gully trap chamber, including removal of rubbish mixed with earth etc. and disposal of same, all as per the direction of Engineer-in-charge.

Cleaning of chocked sewer line by diesel running vehicle mounting hydraulic operated high pressure suction cum jetting sewer cleaning machine fitted with pump having 4000 litres suction capacity and 6000 litres water jetting tank capacity including skilled operator, supervising engineer etc. for cleaning and partial desilting of manholes and dechocking of sewer lines. Dechocking and flushing of sewer line from one manhole to another by high pressure jetting system of 2200 PSI for sewer line from 150 mm dia upto 300 mm

Cleaning of under ground sump, Over Head R.C.C. Tank ( independent staging) including disposal of slit and rubbish, all as per direction of Engineer-in-Charge. The cleaning shall consist following operations:- (i)Tank shall be emptied of water by pumping & bottom shall be cleaned of silt and other deposits. (ii) Entire surface area of the sump shall then scrubbed thoroughly with wire brush etc. and pressure washed with water. (iii) Chlorination of RCC internal surface by liquid chlorine. (iv) The treated surface shall be dried using air jetting and all loose particles shall be removal from the surface. (v) Finally the surface shall be treated with ultraviolet radiation etc. as per direction of Engineer-in-Charge.

Cleaning of terrace/loft water storage tank (inside surface area) upto 2000 litre capacity at all heights with coconut brushes, duster etc., removal of silt, rubbish from the tank and cleaning the tank with fresh water disinfecting with bleaching powder @ 0.5gm per litre capacity of tank including marking the date of cleaning on the side of tank body with the help of stencil and paint and disposing of malba all complete as per direction of Engineerin- Charge. (The old date already written on tank should be removed

Dismantling stone slab flooring / Cement Concrete slab laid in cement mortar including stacking of serviceable material and disposal of unserviceable material within 50 metres lead.

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer -in - charge. Nominal concrete 1:4:8 or leaner mix (including equivalent design mix).

Excavating trenches by mechinical / manual means of required width for pipes, cables, etc including excavation for sockets, and dressing of sides, ramming of bottoms, for all depth, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20 cm in depth, including consolidating each deposited layer by ramming, watering, etc. and disposing of surplus excavated soil as directed, within a lead of 50 m : All kinds of soil :Pipes, cables etc. exceeding 80 mm dia. but not exceeding 300 mm dia

Providing and laying non-pressure NP2 class (light duty) R.C.C. pipes with collars jointed with stiff mixture of cement mortar in the proportion of 1:2 (1 cement : 2 fine sand) including testing of joints etc. complete :300 mm dia. R.C.C. pipe.