Construction of Aqueduct at M2D1 under ERM Sukla Irrigation Project for under PMKSY-AIBP for the year 2021-22.

Amount

Cofferdam (Closing Bund) Construction of whole bamboo single pallasiding with matured bhaluka bamboo post 7.5 cm to 10 cm dia 5 cm apart 1.5 M to 1.8 M above ground and 1 M to 1.2 M below ground with jati bamboo struts placed 1.2 M to 1.5 M apart tied RM Rs. 833.35 with galvanized wire with 16 G to 18 G complete with 3 rows of horizontal half jati bamboo kamies, complete as directed.

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

Labour charge for filling the cement bag with sand /earth (as locally available) including the same laying in position etc. all complete as directed.(Empty cement bag to be supplied by the department)

Earthwork in excavation in diversion / feeder channel to the design section and grade by depositing the spoils in the form of an embankment on either side to the design section and grade in layers not exceeding 15 cm thick including clearing light jungle and trees upto 15 cm dia and uprooting roots and stumps etc. from the seat of the embankment and canal and free from all vegetation including breaking clods not more than 10 mm cube, ramming, dressing, bailing out stagnant rain water necessary complete as directed with a lead upto 30 M and lift upto 1.50 M (A) In ordinary Soil

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).

Detailed estimate for construction of RCC Aqueduct Aqueduct at M2D1 Earthwork in excavation in diversion / feeder channel to the design section and grade by depositing the spoils in the form of an embankment on either side to the design section and grade in layers not exceeding 15 cm thick including clearing light jungle and trees upto 15 cm dia and uprooting roots and stumps etc. from the seat of the embankment and canal and free from all vegetation including breaking clods not more than 10 mm cube, ramming, dressing, bailing out stagnant rain water necessary complete as directed with a lead upto 30 M and lift upto 1.50 M. In hard Soil (ii) Soil mixed with gravel or boulders upto 30 cm size

Cost of dewatering involved during earthwork in excavation of foundation trenches of canal structures(by pump) in soil mixed with silt and sand etc. Dewatering by using 1 no. 10 HP and 1 no. 5 HP water pump.

CC work in proportion 1:4:8 in foundation / abutment / piers / wing walls etc. 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)

CC work in proportion 1:2:4 in foundation / abutment / piers / wing walls etc. with hard broken stone aggregate of size 6 mm to 20 mm including curing, dewatering with necessary timber shuttering, scaffolding etc. where necessary complete as directed. (Shuttering, scaffolding cost will be paid separately)

RCC work in slab, abutment cap and above abutment, pier cap, pedestals, dirtwall etc. in proportion 1:1½:3 with hard broken stone aggregate of size 6 mm to20 mm with proper reinforcement as per design including necessary curing, dewatering etc. complete as directed with necessary timber shuttering, scaffolding etc. where necessary, complete as directed. (Shuttering, scaffolding cost will be paid separately).

Supplying of quick setting concrete admixture of specified brand including loading and unloading, carriage to the work site, complete as directed.

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.

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).

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

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).

Collection 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.

Carriage of boulders, gravels, metal screening, stacking in measurable stacks at site, complete as directed. (A) For normal road upto 25.0 Km (ii) With Contractor's Profit & GST

Labour charges for spreading hard river shingles / sand gravels to required thickness over approach subway etc. including ramming, dressing the seat before laying the materials lead upto 30 M and lift 1.5 M, complete as directed.

Dewatering of CC works considering 1 no. 10 HP and 1 no. of 5 HP pump including POL, carriage and operator's pay etc. (ii) With Contractor's Profit & GST

Providing 75 mm dia. Weep Holes including supplying and fixing 75 mm dia PVC pipe in weep holes, complete as directed.