Anti erosion work along the bank of Chellagang Cherra for protection of homestead from the house of Sri Sadhu Chakma L 90 00 m to MI scheme at Banukarbari para II L 120 00 m during the year 2021 2022 SH Manufacturing and Placing of C C Blocks in laun

Surface dressing of the ground including removing vegetation and in equalities not exceeding 15 cm deep and disposal of rubbish, lead upto 50 m and lift upto 1.5 m. -All kinds of soil.

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means over areas (exceeding 30cm in depth, 1.5m 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.

Manufacturing of Sand Cement Block with mix 1:8( 1 Cement : 8 River Sand) of Size 0.45 m X0.45 m X 0.3 m including the cost of centering and shuttering and placing of polythene sheet at bottom of the block with engraving the serial number of each block as per direction of the Engineer - in- Charge.

Placing of sand cement/cement concrete blocks of size 0.45m X 0.45m X 0.30m in slope of river bnak and in river bed including preperation of bed or launching apron as per direction of the Engineer - in- Charge. Sand cement block