Repair and maintenance of infrastructure assets in R-III division during 2026-27

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)

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

Taking out existing kerb stones of all types from footpath/ central verge, including removal of mortar 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.

Providing and laying at or near ground level factory made kerb stone of M-25 grade cement concrete in position to the required line, level and curvature, jointed with cement mortar 1:3 (1 cement: 3 coarse sand), including making joints with or without grooves (thickness of joints except at sharp curve shall not to more than 5mm), including making drainage opening wherever required complete etc. as per direction of Engineer-in-charge (length of finished kerb edging shall be measured to calculate volume for payment). (Precast C.C. kerb stone shall be approved by Engineer-in-charge).

Laying at or near ground level old kerb stones of all types in position to the required line, level and curvature, jointed with cement mortar 1:3 (1 cement : 3 coarse sand), including making joints with or without grooves (thickness of joints, except at sharp curve, shall not be more than 5 mm), including making drainage opening wherever required etc. complete as per direction of Engineer-in-charge. (Length of finished kerb edging shall be measured for payment). (Old kerb stones shall be supplied by the department free of cost)

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:5:10 (1 cement : 5 manufactured sand derived from Recycled Concrete Aggregate (RCA) : 10 graded stone aggregate 20 mm nominal size Recycled Aggregate (RA)

Providing & laying in footpath and pavement etc. factory made precast cement concrete slab of size 400mmx400mmx50mm of design mix CC of M-30 grade manufactured in joint less moulds on vibration table and finished smooth as per shape, size and pattern over a base of 12mm thick average cement mortar 1:5 (1cement:5coarse sand) and having joints not exceeding 10mm thick filled with cement mortar 1:5 (1cement:5coarse sand) and neatly finished etc complete as per the direction and instructions of Engineer in charge. (Nothing extra shall be paid to be contractor for laying slabs in approved pattern in using precast slabs of required shapes at end of footpath).

Relaying in footpath and pavement etc factory made precast cement concrete slab of size 400X400X50 mm of design mix CC of M-30 grade manufactured in joint less moulds on vibration table and finished smooth as per the shape, size and pattern over a base of 12 mm thick (average) cement mortar 1:5 (1 cement:5 coarse sand) & having joints not exceeding more than 10 mm thick (avg.) filled with cement mortar 1:5 (1 cement : 5coarse sand) and neatly finished etc. complete as per direction and instruction of Engineer-in-charge (nothing extra shall be paid to the contractor for laying, slabs in approved pattern and using precast slabs of required shape at the end of footpath.)

Providing and laying 60 mm thick faciory made cement concrete interlocking paver block of M -30 grade made by block making machine with strong vibratory compaction, of approved size, design & shape, laid in required colour and pattern over and including 50 mm thick compacted bed of coarse sand, filling the joints with line sand etc. all complete as per the direction of Engineer-in charge.