Technical and maintenance of Storm Water Drainage system in R-III Division during 2026-27. SH- Repairs infrastructure assets like GT, Bell mouth, Manholes etc. during monsoon season under jurisdiction of R-III division.

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 (i/c equivalent design mix)

Cutting bituminous premix road surface excluding Water Bound Macadam and disposal of dismantled material within 50 m. lead.

Cutting water bound macadam roads including screening sorting and stacking of serviceable and disposal of unserviceable material within 50m lead.

Taking out existing CC interlocking paver blocks from footpath/ central verge, including removal of rubbish etc., disposal of unserviceable material to the dumping ground, for which payment shall be made separately and stacking of serviceable material within 50 metre lead as per direction of Engineer-in-Charge.

Dismantling R.C.C/CC D.Q Stone/ sand stone slab flooring /footpath laid in cement mortar including stacking of serviceable material and disposal of unserviceable material within 50 meters lead.

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, for all lift, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m. All kinds of soil.

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and for all lift.

Constructing brick masonry circular road Gully chamber of 560mm internal dia 60cm deep with FPS brick of class designation 75 in cement mortar 1:4 (1cement :4 coarse sand ) over a bed concrete of 15cm. thick 115cm dia of mix 1:5:10 (1cement :5 Coarse sand :10 graded stone aggregate 40mm nominal size ) inside cement plastering 12mm thick with cement mortar 1:3 (1 cement :3 coarse sand ) finished with a floating coat of neat cement on walls and floors including providing the reinforced Gully grating cover and frame of 560mm internal dia metre 840mm external dia metre amendments including finishing and embedding the frame in 15cm thick Cement Concrete 1: 2: 4 (1cement :2 coarse sand :4 graded stone aggregate 20mm nominal size ) with gully grating complete as per direction and satifaction of Engineer -in -Charge.

Constructing of bell mouth (Silt chamber type) with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in foundation and plinth in cement mortar 1:4 (1cement :4coarse sand) of inside size 45x50x60 cm deep channel side wall to be 50cm deep below channel level over precast cement concrete cube at size15cmx15cmx15cm shall be fixed in form opening as bell mouth under the SFRC manhole cover frame of size 550x450mm opening with one rounding of to match the profile of cement concrete kerb stone including concrete 15cm thickproviding and laying bed concrete 15cm dia of mix 1:4:8 (1cement: 4coarse sand 8 graded stone aggregate 40mm nominal size) and 50mm thick 1:2:4 (1 Cement: 2 Coarse Sand: 4 graded stone aggregate 20mm nominal size) 12mm thick inside the cement plaster in side chamber with cement mortar 1:3 (1cement :3coarse sand) finished with a floating coat of neat cement finished including excavation foundation filling etc complete and to the entire satisfaction of Engineer-in-charge.

Repair of brick masonry circular road Gully chamber of 560mm internal dia 60cm deep with FPS brick of class designation 75 in cement mortar 1:4 (1cement :4 coarse sand ) inside cement plastering 12mm thick with cement mortar 1:3 (1 cement :3 coarse sand ) finished with a floating coat of neat cement on walls and floors including providing the reinforced Gully grating cover and frame of 560mm internal dia metre 840mm external dia metre amendments including finishing and embedding the frame in 15cm thick Cement Concrete 1: 2: 4 (1cement :2 coarse sand :4 graded stone aggregate 20mm nominal size ) with gully grating of MD-10 complete as per direction and satifaction of Engineer -in -Charge.