Lining of Earthen Canal LBMC from Ch 600 m to 1100 m under renovation of left bank main canal of Kalmoni

Amount

Lining of Earthen Canal LBMC from Ch 600 m to 1100m

Item no 1 Labour for preparation of subgrade of lined canal section as per design drawingand grade by ramming and rolled to level and according to the required crosssection of the typical lined canal including cutting, filling the existing canalsection where necessary compacting the earth in layers in not more than 15 cmthick to form a firm compacted bed & side for lining including watering to obtain required moisture content where necessary etc, complete as directed. (0 For ordinary soil

Item no 2 Earthwork in excavation in irrigation canal to the design section and g-ade bydepositing the spoils in the form of embankment in 15 cm layers on both oanksas necessary including clearing light jungle, removing trees upto 15 cm dia and jprooting roots and stumps etc. from the seat of the embankment and canal free from all vegetation including breaking clods not more than 10 mm cube, -5-nming, dressing and roughening the seat of the embankment with a lead upto 30 M and lift upto 1.50 M, complete as directed. - In ordinary Soil

Item no 3 Soling in foundation at all levels including filling intersides, ramming etccomplete as directed and of specified thickness with 9 cm brick on flat including sand packing

Item no 4 Centering and shuttering including propping etc where necessary and removalof forms after completion of CC and RCC works, complete as directed. Measurement to be taken on the face area timbered). (B)(i) Shuttering (Beam) without Prop.

Item no 5 Supplying fitting fixing and laying reinforcement (TATA) jp position in RCC work including cutting, bending, •ranking with two piles 0.91 M (20 BWG) annealed wire looking tying, complete as directed

Item no 6 CC Work in lined canal in prop 1:2:4 with river shingles of size 6 mm to 20 mm free from dust, dirt and other foreign materials conforming to IS 2116-1965 and -1962 as specified by the department, water used for mixing the mortar Id be free from all impurities including laying the concrete over the subgrade , moistened thoroughly by hand placing / mechanical placing in canal of more than 3 M sides with suitable joints in between including providing bed rs (cast-in-situ or pre cast) under joints in between including providing all materials as per design and drawing before laying concrete including finishng the surface smooth, clean of all impurities with curing the bed by 1 labours and side by sprinkling for at least 28 days etc, complete as dieted. (Proper arrangement for obtaining clean water should be made at site)

Item no 7 Providing 50 mm wide expansion joints with bituminous compound withcoarse sand for canal work at an interval of 10 M apart including laying, he compound in proper position, etc, complete as directed

MINHAJUL ALAM

Prasanta Talukdar

DHARMENDRA BARUAH