Maju Bund Flow Irrigation Scheme under PMKSY-HKKP for the year 2021-2022

Amount

Construction of Headwork and its Appurtenant Structures Preparing / making level the ground surface for layout of Headwork / structures for fixing the required axis line by cutting the high land and filling and levelling the low land where necessary etc, complete as directed.

Earthwork in excavation in foundation of structures by means of Hydraulic Excavator in all soils including mud, silt, sandy clay from the river bed, etc, including clearing the side, dressing, etc. and removing the earth by loading to dumpers for further carriage to a safe distance, complete as directed. (0.30 CuM bucket).

Earthwork in excavation and removal of swelled up earth mixed with silt and slurry due to sand, bailing out water in foundation trenches upto required level including shuttering, shoring, dewatering by means of pump set etc. removing the spoils to a safer distance etc, complete as directed.

C.C. 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 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 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).

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).

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

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.

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

Providing scaffolding work with rows of bhaluka bamboo and jati bamboo horizontal one row jati bamboo cross and placing second class planks of 0.025 M thick in between the rows tying with coir strings lacing two nos. vertical jati bamboo at both end including dismantling the scaffolding etc, complete as directed.

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

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 easurable stacks at site, complete as directed. (Quarry = Gitibari =Distance = 20 Km. For First Km.

For Subsequence Km.

Labour charge for pitching with one man size boulderincluding 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.

Plain CC work in 40% plum hard river boulder of 15 cm to 23 cm size and filled interstices with 60% cement concrete in proportion 1:3:6 with 13 mm to 38 mm size river shingles including curing, dewatering, shuttering etc, complete as directed. (Shuttering cost will be paid separately).

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).

Supplying, fitting, fixing of steel gate of cross & Head Regulator as per design & drawing & specification including supplying of steel beams, channel section, Rubber seal etc including all materials embedded partly where necessary & manually operated chorister equip mints including carriage of all materials to work site complete.

Supply of Z-type Sheet Pile of effective width 0.69 M, thickness 8 mm and average weight 68.30 Kg/M including loading and unloading.

Carriage of Z type sheet piles from departmental Godown (Kokrajhar) to work site including loading unloading and stacking at suitable safe place.

Driving 'Z' type steel sheet pile of 0.69 M effective width, 8 mm thick and average weight 68.30 kg/M to specified level and lines including cutting to proper size, making holes including painting sheet piles with two coats of anticorrosive bitumen paint and dewatering including necessary tools and plants and all other accessories, complete as directed. (Portion of sheet pile are to be embedded in concrete shall not be painted).

Supplying and laying of filter materials consisting of sand and river shingles free from dust dirt and other foreign materials and laying in three layers in position as per drawing and specification as directed by the department.

Supplying and mixing rapidite in concrete works below ground water level where necessary etc. complete as directed.

Cost of Dewatering from river bed for CC work and earth work with the help of differents types of water pump sets different HP including providing all lead and lift at site were necessary and local movement of pump sets, higher charge, labour charge, fuel, lobricants etc. complete as directed (1) 5 HP Disel Pump

(2) 10 HP Disel Pump

UTTAM DEBNATH

Padma Basumatary