Anti erosion work along the bank of Khowai river near Baisgaria bridge under Dakshin Krishnapur GP, Teliamura RD Block, WR Sub-Division, Teliamura ..2024-25/SH_ Bank revetment work with Cement Concrete Blocks. (Length _ 150.0 mtr).(Group-II).

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

Construction of Embankment with approved Material obtained from Borrow pits with all lifts, transporting to site, spreading, grading to required slope and compacting to meet requirement of Tables 300.1 and 300.2 with a lead up to 1000 m as per MoRd Technical Specification clauses of section 301.5.

Excavating, supplying and filling of local earth (including royalty) by mechanical transport upto a lead of 5 km also including ramming and watering of the earth in layers not exceeding 20 cm in trenches, plinth, sides of foundation etc.complete.

Manufacturing of Cement concrete Block with mix 1:4: 8( 1 Cement : 4 River sand : 8 Jhama brick aggregate of 40 mm nominal size) including centering & shuttering of size 0.45 m X 0.45 m X 0.30 m and 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 bank and in river bed including preparation of bed or launching apron as per direction of the Engineer - in- Charge. i) Cement Concrete Block.

Supplying carrying and laying of inverted filter in slope of river banks below C.C . Blocks including preparation of subgrade etc.(Jhama aggregate of different sizes upto 40mm) as per drawing and direction of Engineer -in- charge.

Joining of CC Blocks of size 0.45mx 0.45mx 0.30m with 12 mm thick cement mortar 1:6 (1 cement : 6 river sand ) to make panels as per drawing and direction of Engineer- in- Charge. in slopes of embankments and River banks etc.

Providing & fitting fixing 80 mm dia G.I pipes as weep holes including cutting as per required length etc in the centre portion of each panel of blocks as per direction of Engineer-in-charge.

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