Improvement of Kuruwa LIS under SOPD-2019_20 under Mangaldoi Division(I), Mangaldoi. package 2

Amount

C.C. LINING OF CANAL

Item no.1:-Labour for preparation of subgrade of lined canal section as per design drawing and grade by ramming and rolled to level and according to the required cross section of the typical lined canal including cutting, filling the existing canal section where necessary compacting the earth in layers in not more than 15 cm thick to form a firm compacted bed & side for lining including watering to obtain required moisture content where necessary etc, complete as directed i) for ordinary soil

Item No.2:-Earth work in excavation of irrigation canal to the design section and grade by depositing the spoils in the form of embankment in 15 cm layers on both banks as necessary including clearing light jungles, removing trees upto 15 cm dia and up rooting roots and stumps etc from the seat of embankment and the canal and free from all vegetations including breaking clods not more than 10 mm cube, ramming, dressing and roughening the seat of the embankment with a lead upto 30 m and lift upto 1.5 m complete as directed. (B) Hard Soil (i) Soil with gravel or morrum upto 50 mm size. (As per CEMI'S 2019-20.)

Item No.3:-Providing cement concrete slab lining work in 1:2:4 with hard river shingles over earthern canal size 3.00 x 3.00 and thickness 0.10 m over already made subgrade in bed and side slope of the canal casting beam of size 0.20 x 0.10 m including shuttering works complete as directed. (Divisional approved rate)

Item No.4:-CC work in proportion 1:3:6 in foundation / abutment / piers / wing walls etc. with hard broken stoneaggregate of size 13 mm to 38 mm including curing, bailing out water with necessary timber shuttering, scaffolding etc. where necessary complete as directed. (Shuttering, scaffolding cost will be paid separately)

Item No.5:-Centering and shuttering including propping etc where necessary and removal of forms after completion of CC and RCC works, complete as directed. (Measurement to be taken on the face area timbered).

Item No.6:-Providing 50mm wide expansion joints with bituminous compound mixed with coarse sand for canal work at an interval of 3.00m apart including laying, fitting the compound in proper position etc complete as directed.

CONST. OF PIPE OUTLETS FOR C.C. LINED CANAL (10Nos)

Item No.1:-Earthwork in excavation trenches of walls, retaining walls, footing of columns, steps and septic tank including refilling (return filling) the quantity as necessary after completion of works, breaking clods in return filling, dressing, ramming, watering etc. and removal of surplus earth with all lead and lift upto 2 metre as directed and classification of soils, including bailing out of water specified in following where necessary upto depth below the existing ground level as mentioned in the approved drawing and complete as directed and specified. A) In ordinary soil (As per CEMI'S 2019-20)

Item No.2:-Soling in foundation at all levels including filling intersides, ramming etc complete as directed and of specified thickness with 9 cm brick on flat including sand packing. (As per CEMI'S 2019-20)

Item No.3:-CC work in proportion 1:4:8 in foundation / abutment / piers / wing walls etc. with hard broken stone aggregate of size 13 mm to 38 mm including curing, bailing out of water with necessary timber shuttering, scaffolding etc. where necessary, complete as directed. (Shuttering, scaffolding cost will be paid separately).

Item no.4:-Centering and shuttering including propping etc where necessary and removal of forms after completion of CC and RCC works, complete as directed. (Measurement to be taken on the face area timbered).

Item No.5:-Hume Pipe with collar (NP3) For 300 mm dia H.P.

H.P. collar Collar

Item No.6:-Labour for fitting and fixing hume pipe in position with collars including joining the cement mortar in proportion 1:3 and curing, including carrying the same from godown to site and complete as directed.

Item No.7:-CC work in proportion 1:3:6 in foundation / abutment /piers / wing walls etc.with hard broken stone aggregate of size 13 mm to 38 mm including curing with necessary timber shuttering, scaffolding etc. where necessary, complete as directed. (Shuttering, scaffolding cost will be paid separately). (As per CEMI'S 2019-20.)

Item No.8:-1st class brick work in cement mortar in abutment and wing wall, parapet wall etc, including racking out joints and curing etc, complete as directed. (i) in proportion 1:4

Item No.9:-Gate (for controlling the flow through the hume pipe)

MUKUT SAIKIA

BANAJIT TALUKDAR

Girendra Boro