Repairing and Renovation of Canal Structure at Kaliabor Lift Irrigation Scheme under SOPD 2020-21 package 2

Amount

R.C.C. Lining At Canal Embankment at Chainage 5900M (Both Emb.) Main Canal

Labour cost for dismantling of old CC canal lining and carriage of the materials and depositing the same in a safe distance as directed complete.: Carriage up to lead of 30 M and lift upto 1.50 M

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

Collection of sand gravel (40% sand and 60% gravel ofsize 25 mm to 60 mm) free from dust and dirt including stacking in measurable stacks at quarry site and making payment of forest royalty etc. as directed complete.

RCC work in slab, abutment cap and above abutment, pier cap, pedestal, dirt wall etc. in proportion 1:1½:3 with hard broken stone aggregate of size 6 mm to 20 mm with proper reinforcement as per design including curing etc, complete as directed with necessary timber shuttering, scaffolding etc. where necessary, complete as directed. (Shuttering, scaffolding cost will be paid separately).

Providing 50 mm wide expansion joints with bituminous compound mixed with coarse sand for canal work at an interval of 10 M apart including laying, fitting the compound in proper position, etc, complete as directed.

Soling in foundation at all levels including filling ramming etc complete as directed and of specified.

Construction of Two Row Hume Pipe Culvert (CATTLE CART CROSSING) At Chainage. 5400M & 5750M at Main Canal

Earthwork in excavation trenches of walls, retainingwalls, 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 specified in following classification of soils, including bailing out of waterwhere necessary upto depth below the existing ground level as mentioned in the approved drawing and complete as directed and specified. (ii) Soil with gravel or morum upto 30cm size

CC work in proportion 1:4:8 in foundation / abutment / piers / wing walls etc. with hard river shingles of size 13 mm to 38 mm including curing and dewatering with necessary timber shuttering, scaffolding etc. where necessary, complete as directed. (Shuttering, scaffolding cost will be paid Separately)

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, dewatering with necessary timber shuttering, scaffolding etc. where necessary, complete as directed. (Shuttering, scaffolding cost will be paid separately).

CC work in proportion 1:2:4 in foundation / abutment / piers / wing walls etc. with hard broken stone aggregate of size 13 mm to 38 mm including curing including dewatering with necessary timber shuttering, scaffolding etc. where necessary complete as directed. (Shuttering, scaffolding cost will be paid separately).

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 samefrom godown to site and complete as directed. (iii) For 90cm to 120cm dia

Centering and shuttering including propping, nailing, bolting with earth oiling inside face etc and removal of forms after completion of CC and RCC works etc, complete as directed. (Measurement to be taken on the face area timbered). (Abutment / Return Wall / Piers / Pedestal etc.) (ii) With 38mm thick wood plank

12 mm cement plastering including clearing surface and curing, complete as directed. (i) In proportion 1:3

Purchasing of Hume pipe & coller of NP3 class of Dia 1200mm (including all taxes, duties, loading & unloading)

Construction of Rectangular Brick Water Course at different location of Main Canal

Earthwork in excavation in irrigation canal to the design section and grade by depositing the spoils in the form of embankment in 15 cm layer on both banks as necessary including clearing light jungle, removing trees up to 15 cm dia and uprooting roots asd stumps etc. from the seat of the embankment and canal free from all vegetation including breaking clods not more than 10 mm cube, ramming, dressing and roughening the seat of the embankment with a lead upto 30 m an lift upto 1.50 m, complete as directed.

Soling in Foundation at all levels including filling interstices, ramming etc. Complete as directed and of specified thickness with 9 cm brick on flat including sand packing.

Plain Cement Concrete floor base of thickness 100 mm in proportion 1:3:6 with coarse aggregate of size 13 mm including curing etc. Complete as specified.

1st Class brick work in cement mortar in abutmenet and wing wall, parapet wall etc. Including racking out joints and curing etc. Complete as directed.

12 mm thick plastering including clearing surface and curing, complete as directed.

River sand filling in plinth, canal bed, canal slopes, bases of structure etc. In layers not more than 150 mm thick including necessary carriage, watering etc. Complete as specified.

Earthwork in backfilling of structures, obtained from outside borrow pits filling in 15 cm layers, ramming, dressing, watering, including paying compensation of land if any (with lead up to 30 m and lift 1.5 m)

Labour cost for dismantling of old CC canal lining and carriage of the materials and depositing the same in a safe distance as directed

Gautam Boro

SUNDAR NATH MISHRA