Details: dsr item- 2.6.1earth work in excavation by mechanical means (hydraulic excavator) / manual means over areas (exceeding 30cm in depth. 1.5 m in width as well as 10 sqm on plan) including disposal of excavated earth, lead upto 50m and lift upto 1.5m, disposed earth to be levelled and neatly dressed. :all kinds of soil. dsr item- 2.25filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift upto 1.5 m. dsr item- 2.27supplying and filling in plinth with jamuna sand under floors, including watering, ramming, consolidating and dressing complete. dsr item- 2.35.3.1diluting and injecting chemical emulsion (chlorpyriphos/ lindane e.c. 20% with 1% concentration), at the rate of one litre per hole at 300 mm c/c to all the horizontal and vertical surfaces of the excavations made for the foundation of the building, soil under floors, apr
Sector: Water supply and Sewerage