construction of chamber in all type of soil with 300 mm thick masonry in cm 1:6 m 10 cm thick c.c. 1:5:10 in foundation, 20mm thick insider plaster in cm 1:6, finished with floating neat cement, 50mm thick m-15 grade c.c. flooring , earthwork etc. complete as per design including disposal of surplus earth within a lead of 50 mtr. -do- size 600 x 450mm depth upto 0.5 m cement cover with frame.
