Repair and Restoration work of Jawai Canal System Tehsil Sumerpur, District Pali

Providing and Laying in position of Cement concrete Design mix M-25 including leads of all construction materials, plasticizers (if required), curing, compaction and finishing with rendering in cement sand mortar 1:3 ( 1 cement : 3 coarse sand) and making good the joints excluding the cost of centering, shuttering and reinforcement. Well graded crusher broken stone aggregate of maximum size upto; (For mix design Cement content considered 420 kg/ cum of concrete) 20 mm

Cleaning drainage gallery, adits, instrumentation galleries etc. by scrubbing/ brushing including chiseling and removing leached lime deposit and disposing off all the waste material outside adits in specified location as directed etc., complete with all leads and lifts.

Repair of existing service road including jungle clearance, filling cuts, depression and dressing etc. complete. In plain area

22 mm thick shotcrete by wet mix process, applied with compressed air gun after chipping of defective concrete / masonry, racking the joints, cleaning of surface thoroughly with wet sand blasting after fixing of 9 gauge good quality rust free welded mesh of size 50 mm x 50 mm in ONE layer with anchors / clamps. After racking the joints clean the surface thoroughly by wet sand blasting anchor welded wire mesh properly, apply 22 mm thick cement concrete complete in all respect 5 mt height from ground level. Cement concrete comprising of cement, sand, coarse aggregate, water and quick setting compound in the proportion 1:2:1, sand and coarse aggregate conforming to IS 383 and table no. 1 of IS;9012 respectively.

Cement concrete lining of nominal mix (1:3:6) with, upto 20 mm size well graded crusher broken stone aggregate laid as per specifications including all leads of all construction materials including rendering, compaction and curing etc. complete for canal bed of thickness. 7.5 cm

Providing and laying cast in situ plain cement concrete design mix M-15 grade for lining, using well graded crusher broken aggregate of maximum nominal size 20 mm conforming to IS-383-1970, including proportioning of the ingredients by weigh batching and mixing by mechanical mixer including finishing of concrete lining, cutting of grooves for construction joints, complete as per specification with all leads and lifts of construction material complete for canal side of thickness. 10 cm Add extra over item no 16 to 19 for lining done by paver as per specifications complete

Preparation and dressing the sub grade including removal of irregularities up to 7.5 cm in soil, morrum mixed with pebbles, small boulders and kankar & murrum for Bed

Supplying and laying quarry spalls properly graded but not more than 10cm in size with spreading in required profile including all leads and lifts

Filling of construction joints with Bitumen based sealing compound lining in the grove as per IS made by cutter upto the 1/3 depth of concrete lining as per specification provided in IS: 3384-1986 and all leads of all construction materials including cost of sealing compound, complete in all respect.