Afga Flow Irrigation Scheme under PMKSY (HKKP) for the year 2022-23

Construction of spillway Earthwork in excavation in foundation trenches in all soils including gravel and boulders of various size etc. depressing the sub soil water table upto a depth of 4 M including providing earth filled empty cement bags and pallasiding as required to prevent sliding of slopes and filling the sides of the structures after completion of works with ramming, compacting, dressing complete as directed and removing the surplus spoils to a safe place as directed including all lead and lift. A) Without de-watering.

B) With de-watering.cept soil mixed with gravel and boulder up to 30 cm size (For normal lead of 30.00 m

C.C work in prop. 1:3:6 with aggregate of size 13 mm to 38 mm free from dust, dirt & other foreign materials including rodding / vibrating, bailing out of water where necessary and curing with supplying of all materials complete as directed (Temporary arrangement for obtain-ing clean water should be made at site. (Machine mixed) i) River shingles with shuttering and with de-watering:-

ii) River shingles with shuttering and without de-watering:-

Supplying, fitting, fixing and laying of 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 a) Tor steel of all sizes,

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) River shingles with shuttering and with dewatering:-

Collection and supply of one man size hard river boulder (size 23 cm to 30 cm) including loading, unloading and stacking in measurable stacks at site not more than 1.00 m height including paying the forest royalty, sales tax etc. including carriage to work site etc. compl-ete as directed. (Distance from querry to the work site is 50 km)

Labour charge for pitching with one man size boulder including ramming and dress-ing the site to proper size and shape with local carriage of boulder from a distance of 50 m with lift up to 3.00 m complete as directed.

Collection and supply of hard river gravel of size 6 mm to 20 mm including carriage to the work site and stacking in measurable stacks etc. complete as directed. (Distance from the querry to the work site = 25 km).

Labour charge for spreading of hard river gravel / broken stone of size 6 mm to 20mm to the required thickness including ramming and dressing the seat before laying the mater-ials including all local carriage etc. complete as directed.

Supplying and mixing of rapidite with C.C / R.C.C work under sub-surface water level complete as directed.

12 mm thick cement plastering including clearing the surface and curing etc. compl-te as directed. (Prop. 1:3)

Earth work in back filling of structure with earth obtaining from outside borrow pit filling with 15cm layer, ramming, dressing, watering and compaction including paying compens-ation of land, if any with lead up to 3.00 m and lift 1.50 m.Back filling of abutment and return wall,

Constuction of Construction of Diversion channel and U/S & D/S Cofferdam at proposed H/W site of Afga FIS Earth work in excavation of diversion / feeder channel to the design section and grade by depositing the spoils in the form of an embankment on either side of the design section and grade in layers no exceeding 15cm thick including clearing light jungles and trees upto 15cm dia and uprooting roots and stumps etc. from the seat of embankment and canal free from all vegetation including breaking clods not more than 10mm cube, ramming, dressing bailing out stagnant rain water where necessary complete as directed with a lead upto 30m and lift upto 1.5m. (A) In ordinary soil.

Construction of whole bamboo single pallasiding with matured bhaluka bamboo post of 7.5cm to 10cm dia 5cm clear apart 1.50M to 1.80M above ground and 1.00 M to 1.20M below ground with jati bamboo struts placed 1.20M to 1.50M apart tied with galvd wire of 16G to 18G complete with 3 rows of horizontal half jati bamboo kamies complete as directed.

Supplying and laying of empty cement bags filled with sand/ earth (as locally available) including stitching the mouth, laying, fixing in position as directed complete with supply of bags, sutli etc. complete as directed.

Earth work in filling in marginal bund/ Guide bund/ Afflux bund/ Canal embankment etc. to the design section and grade by obtaining earth from out side borrow pits and filling in uniform layers not exceeding 15cm thick including clearing light jungles, removing trees upto 15cm dia and uprooting roots and stumps from the seat of embankment and borrow pit area, breaking clods not more than 10mm cube ramming, watering, dressing and roughening the seat of embankment profiling etc., paying compensation of earth borrowed from private or Forest land if any, lead upto 30m and lift upto 1.5m complete as directed.

Please Enable Macros to View BoQ information