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Government Of Assam Chirang District

Champamati irrigation project (Major)

The Champamati Irrigation Project ( Major) was cleared by the Planning Commission No.2(188/80-I&CAD) dt 29.04.1980.The Administrative Approval of the project was accorded by the state GOvt. videNoFCI/1243/73/93 dt . 26.07.1980 for Rs 1532.15 Lacs.The Champamati Irrigation Project ( Major) envisages to construct a 258.50m long barrage across River Champamati a tributary of the Brahmaputra to provide irrigation facility to 6513 Ha ( NIA) in the right bank through 8.77Km Main Canal & 80.38 Km Branch Canal in the Kokrajhar District & 8581 Ha( NIA) in the left bank through 14.36 Km Main Canal & 127.33 Km Branch Canal in Chirang & Bongaigaon District .The construction of the project was started in the year 1981and the construction of the barrage was completed in the year 1995 and the project was partially commissioned by the then Chief Minister of Assam Late Hiteswar Saikia in the same year with LBC-1 & LBC-2 along with 3.00Km Main Canal and till today About 99.96% of the work has been completed .


NIA of the Project : 15094 Ha.

Design Discharge : 2266.00 Cumec

Length of Barrage : 258.50 M

Nos of Barrage Bays : 14 Nos @ 12.00 M each

Nos of Under sluice Bays : 4 Nos @ 12.00 M each

Left Bank Head Regulator : 1 No of discharge 18.90 Cumec.

Right Bank Head Regulator : 1 No of discharge 14.40 Cumec.


Water flowing through Right Bank Main Canal ( Unlined )

Design Discharge : 14.40 Cumec

Canal Bed width : 15.00 M

F.S.D : 1.20 M

FSL : 69.70 M


Water flowing through L.B.M.C ( C.C. Lining work is in progress )

Design Discharge : 18.90 Cumec

Canal Bed width : 12.50 M

F.S.D : 1.40 M

FSL : 69.70 M


Field channel at ch 880 m of LBC-4