Improvement and Renovation of Sisti Flow I_Scheme under RIDF_XXVIII NABARD for the year 2022-23under Gossaigaon kokrajhar west Div I Gossaigaon

Amount

RCC Lining of Main Canals

Item No. 1: Earthwork in excavation in foundation of canal structures in all types of soil as per design and drawing including dressing the foundation, shoring etc. removing the surplus spoil by head lead to a safe distance from the working place and depositing required spoils in uniform layer dressing, watering, breaking clods to not more than 10 mm cube with compaction as directed at site . (including bailing out stagnant water where necessary)

Item No. 2 : Labour for preparation of sub grade of lined canal section as per design drawing andgrade by ramming and rolled to level and according to the required cross section of the canal including cutting, filling the existing canal section where necessary compacing the earth in layers in not more than 15cm thick to form a firm compacted bed and side for lining including watering to obtain required moisture content where necessary etc. complete as directed.

Item No.3:-Cement concrete work in prop. 1: 4: 8 with aggregate of size 13 mm to 48 mm free from dust,dirt & foreign materials including rodding/ vibrating, curing etc. with bailing out of water where necessary with supplying of all materials complete as directed. (Temporary arrangement for obtaining clean water should be made at site)

Item No. 4: Supplying, fitting, fixing and laying of M.S rod / Tor steel of all sizes in position as per design and drawing as required including cutting, cranking and making hooks with necessary lappage and tying with black wire complete as directed including cost of all materials. a) Tor steel of all sizes, 10mm dia TS bar, 8mm dia TS bar

ITEM NO.5 :- R.C.C work in prop. 1:2:4 with aggregate of size 6 mm to 20 mm free from dust, dirt and other foreign materials with proper reinforcement as per design and drawing including rod-ding / vibrating, curing etc. with bailing out water where necessary complete as directed. (Payment of reinforcement will be made separately) (a) without shuttering:

(b) with shuttering:

Item No.6: - Earthwork in all soils in canal embankment & bed filling as per designed section and grade by truck carriage for a minimum distance of 4 KM including paying compensation of earth obtained from private, if any, loading, unloading spreading the same in embankment in layers not exceeding 15 cm thick including clearing light jungles, removing trees upto 15 cm dia & uprooting roots & stumps etc. from the seat of embankment, breaking clods to not more than 10 cm cube, ramming, dressing, roughening the seat of embankment, profiling etc. with all lead and lift complete as directed. (12.5% shrinkage allowance to be considered). (Approach) Backfilling of structure

Repairing of Existing CC Canal Damaged Canal Length, L/S Main Canal Ch. 300.00 m to 450.00 m

Item No.1:- Earthwork in all soils in canal embankment & bed filling as per designed section and grade by truck carriage for a minimum distance of 4 KM including paying compensation of earth obtained from private, if any, loading, unloading spreading the same in embankment in layers not exceeding 15 cm thick including clearing light jungles, removing trees upto 15 cm dia & uprooting roots & stumps etc. from the seat of embankment, breaking clods to not more than 10 cm cubes ramming, dressing, roughening the seat of embankment, profiling etc. with all lead and lift complete as directed. (12.5% shrinkage allowance to be considered). i) For Ordinery Soil.

Item No.2 (A):- Labour charge for dismantaling of old CC works of canal structures and carriage the spoils and depositing the same in a safe distance as directed. (ii) Carriage upto lead of 30 M and lift upto 1.50 M (For Minor Works) Dismantling total Length = 150.00 M

Item No. 3:- Labour for preparation of sub grade of lined canal section as per design, drawing and grade ramming and rolled to level and according to the required cross section of the 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 and side for lining including watering to obtain required moisture content where necessary etc. complete as directed. i) For Ordinery Soil. Total Length 150 m

Item No. 4:- C.C. 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 forign materials confirming IS 2116- 1965 and 542- 1962 as specified by the department, water used for mixig the mortar should be free from all impurities including laying the concrete over subgrade, moistured throughly by hand placing/ mechanical placing in canal of not more than 3 m side with suitable joints in between including providing bed sleepers (cast in situ or pre cust ) under joints with providing all sealing materials as per design and drawing before laying concrete including finishing the surface smooth, clean of all impurities with curing the bed by manual labour and side by sprinkling for at least 28 days etc. complete as directed. (Proper arrangment for obtaining clean water should be made at site). Total Length 150 m

Repairing of Earthen Canals

Item No. 1 : Earthwork in all soils in canal embankment & bed filling as per designed section and grade by truck carriage from a minimum distance of 4 KM including paying compensation of earth obtained from private land if any, loading,unloading & making stacks not more than 1 m height & height then spreading the same in embankment in layers not exceeding 15 cm. thick including clearing light jungles removing trees upto 15 cm dia & uprooting etc. from the seat of embankment breaking clods to not more than 10 mm cube ramming the seat of embankment, profiling, etc. with all lift complete as direct ( payment will be made after deduction of shrinkage allowance from the gross quantity)

Item No. 2 :- Earthwork in excavation in 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 uprooting roots and stumps etc. from the seat of 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 and lift upto 1.50 m complete as directed.

CANAL REGULATOR AT CH. 2500 M OF RBMC

Item No. 1 : Earth work in excavation in foundation of canal structure in all types of soils as per design and drawing including dressing the foundation, shoring, providing scaffolding and making way for smoothly up and down of labours etc. removing the surplus spoils by head lead to a safe distance from the working place and depositing the required spoils in uniform layers, dressing, watering, breaking clods not more than 10mm cube with compaction complete as directed. ( including bailing out water stagnant rain water where necessary).

Item No. 2 : Cement concrete work in prop 1:4:8 in foundation/abutment/piers/ wing wall etc with hard river shingles 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 : Cement concrete work in prop 1:3:6 in foundation/abutment/piers/ wing wall etc with hard river shingles of size 13mm to 38mm including curing with necessary timber shuttering, scaffolding, where necessary as directed complete (Shuttering, scaffolding cost will be paid separately)

Item No. 4 : RCC work in slab, abutment cap and above abutment, pier cap, pedestal, dirt wall etc. in proportion 1:2:4 with hard river shingles of size 6 mm to 20 mm with proper reinforcement as per design including necessary curing etc. with necessary timber shuttering, scaffolding etc. where necessary, complete as directed. (Shuttering, scaffolding cost will be paid separately).

Item No. 5 : 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. 6 : 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. 7 : 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.)

Item No. 8 : 12 mm thick cement plastering including clearing surface and curing complete as directed in prop. 1:3

Item No. 9 : Earth work in back filling of structures, obtained from outside borrow pits filling in 15 cm layers, ramming, dressing and watering, including paying compensation of land if any ( with lead up to 30 M. and lift 1.50 M

Item No. 10 : 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 sections, 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. 11 : 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 embankment, 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).

Detailed Estimate for Brick lined Branch Canal

Item No. 1: -Earthwork excavation in 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 clearing light jungle, removing trees upto 15 cm dia and uprooting roots and stumps etc. from the seat of 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 and lift upto 1.50 M complete as directed.

Item No. 2: - Cement Concrete work in proportion 1: 3: 6 in foundation/abutement/piers/wing walls etc. with hard river shingles 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 seperately)

Item No. 3: - 1st class Brick work in cement mortar in abutement and wing wall, parapet wall etc. including racking out joints and curing etc. complete as directed.

Item No. 4: - 12mm thick cement plastering including clearing surfaces and curing etc. complete as directed. In proportion 1:4

Item No 5:- Earthwork in all soils in canal embankment & bed filling as per designed section and grade by truck carriage for a minimum distance of 4 KM including paying compensation of earth obtained from private, if any loading, unloading and stacking at not more than 1.00 M height and spreading the same in embankment in layers not exceeding 15 cm thick including clearing light jungles, removing trees upto 15 cm dia & uprooting roots & stumps etc. from the seat of embankment, breaking clods to not more than 10 mm cube, ramming, dressing, roughening the seat of embankment, profiling etc. with all lead and lift complete as directed.

R.C.C BARREL AT CH. 350.00 M & 1000.00 M OF RIGHT MAIN CANAL & CH. 20.00 M LEFT MAIN CANAL (Size of barrel : 2.50mX1.20) (for 3 nos)

Item No. 1 : Earthwork in excavation in foundation of canal structures in all types of soils as per design and drawing including dressing in foundation, shoring etc. removing the surplus spoils by head load to safe distance from the working place and depositing the required spoils in uniform layers, dressing, watering, breaking clods to not more than 10 mm cube with compaction, complete as directed. (Including bailing out stagnant rain water where necessary). A. All types of soils except soil mixed with gravel and boulders i. For normal lead 30m and lift of 1.50m

Item No. 2 : CC work in proportion 1:3:6 in foundation / abutment

Item No. 3 : 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. 4 : Centering and shuttering including propping, nailing,

Item No. 5 : RCC work in slab, abutment cap and above abutment,

Item No. 6 : Dewatering of CC works considering 1 no. 10 HP and 1

Item No. 7 : 12 mm thick cement plastering including clearing surface and curing complete as directed in prop. 1:3

Item No. 8 : Collection and supply of one man size 25 cm to 30 cm ( Distance from quarry to work site = 25 Kh)

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 : Earth work in back filling of structure obtained earth from outside borrow pits filling in 15cm layers, ramming, dressing, waering including paying compensation of land if any etc. complete as directed ( with lead up to 30 m and lift 1.50 m).

Item No. 11 : Earthwork in filling in all soils in canal embankment

REPAIRING OF GUIDE BUND & GATES

Item No. 1 : - Construction of 1.50 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 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. U/S Ch. From 10.00 M 40.00 M & 50.00 M to 80.00 M) Both Side

Item No. 2 :- Collection of one man size 25 cm to 30 cm hard river boulder inluding stacking in measurable stacks of not more than 1.00 m height at quarry site and making payment of forest royalty etc. complete as directed. (including carriage of boulders, screening , stacking in measurable stacks at site complete as directed. with contractor's profit & GST)

Item No. 3 :- 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. 4 :- Repairing of damaged steel shutters providing ISMC 100x75x75 size 6mm thick with 75x50x50 size 6 mm thick shutter providing 6 mm thick steel for shutters and over head plateform including fitting,fixing steering (handle), ball bearing guide rollars with 6 mm thick flats providingciunter weights, rubber seal wire ropes including welding,fitting,fixingpainting two coats with approved paints etc. complete as directed.

REPAIRING OF AFFLUX BUND

Item No.1 :- Earthwork in filling in all soils in plinth, canal embenkment and bed filling as per design section and grade by truck carriage for a minimum distance of 4 Km including paying compensation of earth obtained from private land if any loading, unloading, spreading the same including light jungles, removing trees upto 15 cm dia and uprooting roots and stumps etc. from the seat of the embankment, breaking clods not more than 10 mm cube, ramming profilling etc. with all lift, complete as directed, (Payment will be made after deduction of 12.50% shrinkage allowance from the gross quantity)

Construction of double barrel HP Cross Drainage (900 mm dia) for 1 no.

Item No. 1 : Earth work in excavation of foundation of canal structures in all types of soil as per design and drawing dressing the foundation, shoring, etc. removing the surplus spoils by head load to a safe distance from the working place and depositing required spoils in uniform layers dressing, watering, breaking clods to not more than 10mm cube with compaction complete as directed at site (including bailing out stagnant water where necessary). a. All type of soil except soil mixed with gravel and boulders For normal lead of 30m and lift of 1.50m

Item No. 2 : Centering and shuttering including propping etc. where necessary and removal of forms after completion of C.C. and R.C.C. works as directed complete (measurement to be taken on the face area timbered).

Item No. 3 :CC work in proportion 1:2:4 in foundation / abutment / piers / wing walls etc. with hard river shingles 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 : 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. 5 : Supplying of RCC spun pipes of different dia including loading, uploading and staking etc. up to the departmental go-down complete as directed. (900mm dia.)

Item No. 6 : Carriage of Spun Pipe / Hume Pipe from Departmental go-down to work site including loading, unloading as directed complete.

Item No. 7 : Labour for fitting and fixing hume Pipe in proper position with collers including joining the joints in cement mortar in prop. 1:3 and curing as per direction of the department including necessary carrying the same from dodown. ( For 60cm to 90cm dia)

Item No. 8 :12 mm cement including clearing surface and curing complete as directed in proportion 1:4.

Item No. 9 : Earth work in back filling of structures with soil obtained from outside borrow pits, filling in 15cm thick layers, ramming, dressing, watering including paying compensation of land if any. (with lead upto 30 m and lift 1.5m ).

Item No. 10 : Collection and supply of one man size 25 cm to 30 cm hard river boulder including stacking in measurable stacks of not more than 1.00 M height at quarry site and making payment of forest royalty etc, complete as directed.

Item No. 11 : 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.

Construction of Single barrel HP Cross Drainage (900 mm dia) for 2 no.

Item No. 1 : Earth work in excavation of foundation of canal structures in all types of soil as per design and drawing dressing the foundation, shoring, etc. removing the surplus spoils by head load to a safe distance from the working place and depositing required spoils in uniform layers dressing, watering, breaking clods to not more than 10mm cube with compaction complete as directed at site (including bailing out stagnant water where necessary). a. All type of soil except soil mixed with gravel and boulders For normal lead of 30m and lift of 1.50m

Item No. 2 : Centering and shuttering including propping etc. where necessary and removal of forms after completion of C.C. and R.C.C. works as directed complete (measurement to be taken on the face area timbered).

Item No. 3 :CC work in proportion 1:2:4 in foundation / abutment / piers / wing walls etc. with hard river shingles 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 : 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. 5 : Supplying of RCC spun pipes of different dia including loading, uploading and staking etc. up to the departmental go-down complete as directed. (900mm dia.)

Item No. 6 : Carriage of Spun Pipe / Hume Pipe from Departmental go-down to work site including loading, unloading as directed complete.

Item No. 7 : Labour for fitting and fixing hume Pipe in proper position with collers including joining the joints in cement mortar in prop. 1:3 and curing as per direction of the department including necessary carrying the same from dodown. ( For 60cm to 90cm dia)

Item No. 8 :12 mm cement including clearing surface and curing complete as directed in proportion 1:4.

Item No. 9 : Earth work in back filling of structures with soil obtained from outside borrow pits, filling in 15cm thick layers, ramming, dressing, watering including paying compensation of land if any. (with lead upto 30 m and lift 1.5m ).

Item No. 10 : Collection and supply of one man size 25 cm to 30 cm hard river boulder including stacking in measurable stacks of not more than 1.00 M height at quarry site and making payment of forest royalty etc, complete as directed.

Item No. 11 : 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.

Construction of Village Road Crossing Culvert ( Clear Span = 2.40 m)

Item No. 1 : Earthwork in excavation in foundation of canal structures in all types of soils as per design and drawing including dressing in foundation, shoring etc. removing the surplus spoils by head load to safe distance from the working place and depositing the required spoils in uniform layers, dressing, watering, breaking clods to not more than 10 mm cube with compaction, complete as directed. (Including bailing out stagnant rain water where necessary). A. All types of soils except soil mixed with gravel and boulders i. For normal lead 30m and lift of 1.50m

Item No. 2 : CC work in proportion 1:3:6 in foundation / abutment / piers / wing walls etc. with hard river shingles 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 : RCC work in slab, abutment cap and above abutment, pier cap, pedestal, dirt wall etc. in proportion 1:2:4 with hard river shingles of size 6 mm to 20 mm with proper reinforcement as per design including necessary curing etc. with necessary timber shuttering, scaffolding etc. where necessary, complete as directed. (Shuttering, scaffolding cost will be paid separately).

Item No. 4 : 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. 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 38 mm thick wood plank

Item No. 7 : 12 mm thick cement plastering including clearing surface and curing complete as directed in prop. 1:3

Item No. 8 : Collection and supply of one man size 25 cm to 30 cm hard river boulder including stacking in measurable stacks of not more than 1.00 M height at quarry site and making payment of forest royalty etc, complete as directed. ( Distance from quarry to work site = 25 Kh)

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 : 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 embankment, 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).

construction of Cattle Crossing Culvert ( for 13 nos)

Item No. 1 : Earthwork in excavation in foundation of canal structures in all types of soils as per design and drawing including dressing in foundation, shoring etc. removing the surplus spoils by head load to safe distance from the working place and depositing the required spoils in uniform layers, dressing, watering, breaking clods to not more than 10 mm cube with compaction, complete as directed. (Including bailing out stagnant rain water where necessary). A. All types of soils except soil mixed with gravel and boulders i. For normal lead 30m and lift of 1.50m

Item No. 2 : 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, bailing out of water with necessary timber shuttering, scaffolding etc. where necessary, complete as directed. (Shuttering, scaffolding cost will be paid separately).

Item No. 3 : CC work in proportion 1:3:6 in foundation / abutment / piers / wing walls etc. with hard river shingles 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. 4 : RCC work in slab, abutment cap and above abutment, pier cap, pedestal, dirt wall etc. in proportion 1:2:4 with hard broken stone aggregate of size 6 mm to 20 mm with proper reinforcement as per design including curing etc. 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 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. 7 : 12 mm thick cement plastering including clearing surface and curing complete as directed in prop. 1:3

Item No. 8 : Earthwork in back filling of structure, 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).

Item No. 9 : Collection and supply of one man size 25 cm to 30 cm hard river boulder including stacking in measurable stacks of not more than 1.00 M height at quarry site and making payment of forest royalty etc, complete as directed.

Item No. 10 : 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. 11 : 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 embankment, 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).

Construction of 150mm dia HP Outlet (for 97 nos)

Item No. 1 : Earthwork in excavation in foundation of canal structures in all types of soils as per design and drawing dressing the foundation, soaring etc. removing the surplus spoils by head load to safe distance from the working place and depositing the required spoils in uniform layers, dressing, watering, breaking clods to not more than 10 mm cube with compensation, complete as directed at site. (Including bailing out stagnant rain water where necessary).

Item No. 2 : CC work in proportion 1:3:6 in foundation / abutment / piers / wing walls etc. with hard river shingles 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 : Supplying of RCC spun pipes of different dia including loading, uploading and staking etc. up to the departmental go-down complete as directed. (900mm dia.)

Item No. 4 : Carriage of Spun Pipe / Hume Pipe from Departmental go-down to work site including loading, unloading as directed complete.

Item No. 5 : Laying in position the RCC spun pipes with necessary collars including local carriage etc. 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.)

Item No. 7 : 12 mm cement plastering including clearing surface and curing complete as directed. In prop. 1:4

Item No. 8 : 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).

BIRKHANG BASUMATARY

Prasanta Bayan