Desilting of CNB

Item No.1: Excavation in all kinds of soil and soft murum including boulders upto 0.6 m diameter (0.113 cum) for canal, seating of embankment, filter drains/catch water drains etc., and placing the excavated stuff neatly in dump area or for formation of service road/embankment as directed including cost of all materials, machinery, labour, dressing bed and sides to required level and profile etc. complete with leads as below and all lifts as directed

Item No.2:- Providing and constructing 300 mm thick dry rubble stone pitching with pin headers at 2 per sqm using stones and stone chips from approved source including cost of all materials, labour, hand packing wedging stone chips, finishing etc., complete with lead up to 1 km and all lifts as directed.