Bharalijuli Flow I_Scheme _Constn of Spillway_Afflux Bund _D_S protection works _ Approach Road_ under NABARD_XXV

Amount

A) CONSTRUCTION OF SPILLWAY

Item No. 1 : Earthwork in excavation in foundation of structures by means of Hydraulic Excavator in all soils including mud, silt, sady clay from the river bed, etc, including clearing the side, dressing,etc.,and removing the earth by loading to dumpers for farther carrige to asafe distance, complete as directed . (0.30 CuM Bucket)

Item No. 2 : C.C work in proportion 1:4:8 in oundation / abutment / piers / wing walls etc. with hard broken stone agg. 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).

Item No. 3 : C.C work in proportion 1:3:6 in foundation / abutment / piers / wing walls etc.with hard broken stone agg. 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).

Item No. 4 : R.C.C work in slab, abutment cap and above abutment, pier cap, pedestal, dirt wall etc.in proportion 1:1.5:3 (M20) with hard broken stone agg. 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).

Item No. 5 : Supplying fitting fixing and laying reinforcement (TATA) in position in RCC work including cutting, bending, cranking with two piles 0.91 M (20 BWG) annealed wire hooking tying complete as directed.

Item No. 6 : Centering and shuttering including propping, nailing, bolting with earth oiling inside face etc and removal of forms after completion of C.C and R.C.C works etc. complete as directed. (Measurement to be taken on the face area timbered). (Abutment / Return Wall / Piers / Pedestal etc.) With 19mm thick ply board.

Item No. 7 : Collection and carriage of one man size 25 cm to 30 cm hard river boulder including stacking in measureable stacks of not more than 1.00 M height in quarry site and making payment of forest royalty etc. complete as directed. Quarry distance-40KM

Item No. 8 : Collection & carriage of hard river gravel of size 13 mm to 38 mm free from dust and dirt from quarry including loading and unloading etc. complete as directed.

Item No. 9 : Labour charge for pitching with one man size boulder including dressing and ramming the seat to proper size and slope, pitching etc. with local carriage of boulders from a distance of 60 M with lift upto 3 M complete as directed.

Item No. 10 : Labour charge for spreading of hard river gravel or broken stone of size 13 mm to 38 mm to the required thickness including dressing and ramming the seat before laying the materials as directed with a lead upto 30 M and lift upto 1.5 M complete as directed.

Item No. 11 : Dewatering of CC works considering 1 No 10 HP and 1 No of 5 HP pump including POL, Carriage and operator's pay etc.

Item No. 12 : Supplying and mixing rapidite in concrete works below ground water level where necessary etc. complete as directed.

Item No. 13 : Providing 75 mm dia. Weep Holes including supplying and fixing 75 mm dia PVC pipe in weep holes, complete as directed.

Item No. 14 : Supplying, fabricating,fitting and fixing the steel gates of Cross and Head Regulator as per design and drawing and specifications including supplying, fabricating, fitting and fixing operating platform including supplying steel beam, channel sectons, Rubber Seal etc embedded partly where necessary and manual operated hoisting equipments including carriage of all materials to work site complete as directed.

Item No. 15 : Earthwork in back filling 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).

CONSTRUCTION OF AFFLUX BUND AND D/S PROTECTION WORKS

Item No. 1 : Earthwork in filling in all soils in canal embankment and bed filling as per design section and grade by cart carriage for a minimum distance of 1 km including paying compensation of earth obtained from private land if any loading, unloading, spreading the same in embankment in layers not exceeding 15 cm thick including clearing light jungle, removing trees upto 15 cm dia and uprooting roots and stumps etc. from the seat of the breaking clods not more than 10 mm cube, ramming, dressing and roughening the seat of the embankment, profiling etc. with all lift complete as directed (Payment will be made after deduction of 12.50% shrinkage allowance from the gross quantity).

Item No. 2 : Earth work in excavation in diversion/ Feeder channel to the designed section and grade by depositing the spoils in the form of embankment on either side in layers not exceeding 15 cm thick including clearing light jungles, Removing trees up to 15 cm dia and uprooting roots and stumps etc. from the seat of embankment and canal and free from all vegetation including breaking clods to not more than 10 mm cube, ramming, dressing, bailing out stagnant rain water where necessary complete as directed.

Item No. 3 : Construction of 1.00 M x 1.00 M rectangular boulder sausage including supplying of materials with 25 cm to 30 cm size boulders collecting from a lead of 25 KM encased in 15 cm mesh of 8G hexagonal wire netting and filling the voids between the boulders with stone not exceeding 18 cm in size tied with 8G galvanized tying wire at 30 cm apart, laid in position as directed including necessary local carriage of materials, paying necessary forest royalty including providing 1 (one) no. of jati bamboo horizontal runner along the top of the sausage with vertical bhaluka bamboo post 1.20 M apart driven at least 0.60 M below ground and tying with sausage etc, all complete as directed.

Item No 4 : Labour charge for pitching with one man size boulder including dressing and ramming the seat to proper size and slope, pitching etc. with local carriage of boulders from a distance of 60 M with lift upto 3 M, complete as directed.

Item No. 5 : Collection and carriage of one man size 25 cm to 30 cm hard river boulder including stacking in measureable stacks of not more than 1.00 M height in quarry site and making payment of forest royalty etc. complete as directed. (Quarry dist=40KM)

CONSTRUCTION OF APPROACH ROAD

Item No. 1: Earthwork in filling in all soils in canal embankment and bed filling as per design section and grade by cart carriage for a minimum distance of 1 km including paying compensation of earth obtained from private land if any loading, unloading, spreading the same in embankment in layers not exceeding 15 cm thick including clearing light jungle, removing trees upto 15 cm dia and uprooting roots and stumps etc. from the seat of the breaking clods not more than 10 mm cube, ramming, dressing and roughening the seat of the embankment, profiling etc. with all lift complete as directed (Payment will be made after deduction of 12.50% shrinkage allowance from the gross quantity).

Item No. 2 : Collection and supply of sand gravel (40% sand + 60% gravel) free from dust and dirt and other foreign particles including screening where necessary paying forest royalty and loading unloading and stacking in measurable stacks at site complete as directed.

Item No. 3 : Labour charge for spreading of hard river gravel or broken stone of size 13 mm to 38 mm to the required thickness including dressing and ramming the seat before laying the materials as directed with a lead upto 30 M and lift upto 1.5 M complete as directed.

Sri Prasanta Kumar Deka

ABDUL SAMAD CHOUDHURY