Details: item no 1 :-excavation for foundation in earth, soil of all types, sand, gravel and soft murum, including removing the excavated material up to a distance of 50 m. beyond the building area and stacking and spreading as directed, dewatering, preparing the bed for the foundation and necessary back filling, ramming, watering including shoring and strutting etc. complete. (lift upto 1.5 m.) by mechanical means bd.a.1 page one number 259 item no 2 :-excavation for foundation in hard rock by blasting including trimming and leveling the bed by chiseling where necessary and removing the excavated material and stacking it in measurable heaps within a distance of 50 metres from the building area including dewatering and back filling with available earth/murum, watering, ramming, etc. complete. (lift upto 1.5m) by mechanical means bd.a.5 page one number 259 item no 3:-providing and laying boulders apron on river bed for protection against scour w
Sector: RDPR