Renovation of Longa F.I.S. under SOPD-TSP for the year 2024-25 under Gossaigaon Kokrajhar West Division (Irrigation) Gossaigaon

Amount

Renovation of Afflux and Guide Bund

Earthwork in filling in all soils in plinth, canal embankment 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 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, profiling etc. with all lift,complete as directed. (Payment will be made after deduction of 12.50 % shrinkage allowance from the gross quantity).

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 complete as directed.

Carriage of boulders/gravels/metal screening, stacking in measurable stacks at site complete as directed . ( Av Distance = 25 km )

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 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 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. ii) With River Boulder

Downstream Protection at Headworks of Longa FIS

Earthwork in excavation trenches of walls, retaining walls, footing of columns, steps and septic tank including refilling (return filling) the quantity as necessary after completion of works, breaking clods in return filling, dressing, ramming, watering etc. and removal of surplus earth with all lead and lift upto 2 metre as directed and specified in following classification of soils, including bailing out of water where necessary upto depth below the existing ground level as mentioned in the approved drawing and complete as directed and specified.(A) In ordinary soil

Labour for dismantling of old CC work and stacking the spoils at suitable place including local carriage, complete as directed.

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).

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 complete as directed.

Carriage of boulders/gravels/metal screening, stacking in measurable stacks at site complete as directed . ( Av Distance = 25 km )

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.

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, dewatering etc. with necessary timber shuttering, scaffolding etc. where necessary, complete as directed. (Shuttering, scaffolding cost will be paid separately).

Centering and shuttering including propping, nailing, bolting with earth oiling inside face etc and removal of forms after completion of CC and RCC works etc, complete as directed. (Measurement to be taken on the face area timbered). (Abutment / Return Wall / Piers / Pedestal etc.) (i) With 19 mm thick plyboard

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.

Earthwork in excavation for removal of sediment from bed of irrigation canal / river by head load to a safe distance including bailing out water, dressing the bed as directed for normal lead of 30 M and lift of 1.5 M.(Ordinary soil).

Renovation of Canal System

Earthwork in excavation for removal of sediment from bed of irrigation canal / river by head load to a safe distance including bailing out water, dressing the bed as directed for normal lead of 30 M and lift of 1.5 M.(Ordinary soil).

Labour cost for dismantling of old CC canal lining and carriage of the materials and depositing the same in a safe distance as directed complete : Carriage up to lead of 60 M and lift upto 9 M

Labour for preparation of sub grade of lined canal section as per design drawing and grade 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.

Collection of hard river gravel of size 13 mm to 38 mm free from dust and dirt from quarry including loading unloading etc. complete as directed.

Carriage of boulders/gravels/metal screening, stacking in measurable stacks at site complete as directed . ( Av Distance = 25 km )

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

CC 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 foreign materials conforming to IS 2116-1965 and 542-1962 as specified by the department, water used for mixing the mortar should be free from all impurities including laying the concrete over the subgrade, moistened thoroughly by hand placing / mechanical placing in canal of not more than 3 M sides with suitable joints in between including providing bed sleepers (cast-in-situ or pre cast) under joints in between including 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 labours and side by sprinkling for at least 28 days etc, complete as directed. (Proper arrangement for obtaining clean water should be made at site).

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).

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 as directed complete. (Measurement to be taken on the face area timbered).

CC work in proportion 1:2:4 in foundation / abutment /piers / wing walls etc. with hard broken stone aggregate of size 13 mm to 38 mm including curing including dewatering with necessary timber shuttering,scaffolding etc. where necessary, complete as directed.(Shuttering, scaffolding cost will be paid separately)

Providing 50 mm wide expansion joints with bituminous compound mixed with coarse sand for canal work at an interval of 10 M apart including laying, fitting the compound in proper position, etc, complete as directed.

1st class brick work in cement mortar in abutment and wing wall, parapet wall etc, including racking out joints and curing etc, complete as directed.

12 mm thick cement plastering including clearing the surface & curing etc complete as directed. (Prop. 1:3)

Earthwork in filling in Marginal bund / Guide bank / Afflux bund / Canal embankment etc. to the design section and grade by obtaining earth from outside borrow pits and filling in uniform layers not exceeding 15 cm thick including clearing light jungle, removing trees upto 15 cm dia and uprooting roots and stumps from the seat of embankment and borrow pit area, breaking clods not more than 10 mm cube, ramming, watering, dressing and roughening theseat of embankment, profiling etc. Paying compensation of earth borrowed from private or forest land if any, lead upto 30 M and lift upto 1.5 M, complete as directed.

Repairing of Cross Regulator and Canal regulator Gates

Supply, Fabrication, Installation and Commissioning at site including painting of Shutter Assembly of Cross Regulator/ Head Regulator gates of different size made of 6 mm thick M.S. skin plate, with 10 mm dia. hole to be drilled at an interval of 150 mm apart on both the vertical sides and one horizontal side at the bottom at a fixed distance from the edge, and MS channel of size 100 mm x 50 mm x 4.7 mm or 125 mm x 65 mm x 5 mm for shutter frame, Horizontal girders and vertical stiffeners , fitting fixing of C.I. Guide Roller of size 75 mm x 67 mm x 100 mm x 20 mm having 25 mm dia hole with pin Guide roller M.S. bracket of size 90 mm x 90 mm x 250 mm made of 12 mm thick and 90 mm wide M.S. Flat with guide roller pin fitted on the shutter frame, having required slots and holes and supply, fitting and fixing of ‘J’ type rubber seal, of size 125 mm , ‘J’ type rubber seal corner of size 125 mm , with fabricated M.S. fastener of 50 mm width x 8 mm thick having 10 mm dia. hole at an interval of 150 mm apart for Regulator Gates complete as per design & drawing & as directed.A] C/Regulator & H/Regulator GATES OF SIZE 5.0 M2 or More

Supply, Fabrication, Installation and Commissioning at site including painting of Shutter Assembly of Cross Regulator/ Head Regulator gates of different size made of 6 mm thick M.S. skin plate, with 10 mm dia. hole to be drilled at an interval of 150 mm apart on both the vertical sides and one horizontal side at the bottom at a fixed distance from the edge, and MS channel of size 100 mm x 50 mm x 4.7 mm or 125 mm x 65 mm x 5 mm for shutter frame, Horizontal girders and vertical stiffeners , fitting fixing of C.I. Guide Roller of size 75 mm x 67 mm x 100 mm x 20 mm having 25 mm dia hole with pin Guide roller M.S. bracket of size 90 mm x 90 mm x 250 mm made of 12 mm thick and 90 mm wide M.S. Flat with guide roller pin fitted on the shutter frame, having required slots and holes and supply, fitting and fixing of ‘J’ type rubber seal, of size 125 mm , ‘J’ type rubber seal corner of size 125 mm , with fabricated M.S. fastener of 50 mm width x 8 mm thick having 10 mm dia. hole at an interval of 150 mm apart for Regulator Gates complete as per design & drawing & as directed .B] C/Regulator & H/Regulator GATES OF SIZE less than 5.0 M2

DHARAMSING NARZARY (BID ID -268596)

Dhaneswar Kalita (BID ID -268783)

AMIT BRAHMA (BID ID -268730)