Punyapuram Major

Providing hearting / casing embankment with homogeneous soil from approved borrowareas in layers of 25 cm before compaction including cost of all materials, machinery,labour, all operations such as excavation, sorting out, transporting, spreading in layer ofspecified thickness, breaking clods, sectioning, watering, compacting each layer to densitycontrol of not less than 98 percent or as stipulated by Sheep foot roller / Vibratory roller/ 8 to 10 tonne power roller etc., complete with initial lead upto 1 km and all lifts.

Excavation in all kinds of soil including boulders upto 0.30 m dia. for foundations of canal cross drainage and other appurtenant structures and placing the excavated stuff neatly in specified dump area or disposing off the same as directed etc., complete with initial lead upto 50 m and initial lift upto 3 m.

Providing and laying insitu vibrated M-15 ( 28 days cube compressive strength not less than15 N /sq mm ) grade cement concrete using 40 mm down size approved, clean, hard, gradedaggregates for bed and side lining of canal(100 mm thick) including finishing the junction of bedand sides to required curveture, cost of all materials, machinery, labour, formwork including supports,cleaning, batching, mixing, placing in position, levelling, vibrating, finishing, curing etc.,complete with initial lead upto 50 m and all lifts. (Cement content: 290 kg / cum for use of super plasticiser(0.4% by wt. of cement),CA : 0.90 cum, Blending Ratio of CA--50.30.20, FA : 0.40 cum) (manual lining)