Remodelling of Hatigaon Flow Irrigation Scheme under TSP for the year 2024-25

Amount

Renovation of Existing Head works: Item No. 1: -Earthwork in excavation of foundation of Headwork in all types of soils as per designand drawing including dressing the foundation, shoring etc. removing the surplus spoils by head lead to asafe distance, watering, breaking clods to not more than 10 cm cube with compensation all complete as directed at site (including bailing out stagnant rain water where necessary).

Item No. 2: -Collection & supply of one man size hard river boulder of size 23 cm to 30 cm includingloading, unloading, stacking at measurable stacks at site not more than 1.00 m height including paying forest royalty, sales tax etc. including local carriage to work site etc. (Quarry Distance = 60 KM)

Item No.3: -Labour 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 50 m with lift upto 3 m complete as directed.

Item No. 4: -Earth work in back filling of structure with earth obtained from out side borrow pits & filling in 15 cm. layers, ramming, dressing & competition and watering including paying compensationof land if any (with lead up to 3M and lift 1.50M).

Item No. 5: -Labour for dismantaling of old CC work and stacking the spoils at suitable place including localcarriage, comlete as directed

Repairing of Existing Steel Gates Item No.1/3.1:-Dismantling of MS shutter of thickness of 6 mm, framed with welded horizontal girders and vertical stiffeners of ISMC 100 / ISMC 125 / ISMC 150 / ISA 7575 as directed. The job involves collecting and stacking of dismantled MS portions at site as measured and subsequent transportation to the departmental store yard as directed by the department.

Item No.2/3.3:- Supply, fitting, fixing of best quality moulded ‘J’ type rubber seal as per IS : 11855 : 1986 of following sizes duly bolted to the shutter as per in line hole sizes of the shutter with the help of MS flat of 25 mm X 6 mm size. (a) 125 mm ………………………

Item No.3/3.4:- Supply, fitting, fixing of guide roller bracket made from 10 mm MS plate to the holding plate in the shutter as per prevailing status with the help of conforming to drill hole for 13 mm bolts in tight fit as per drawing & as desired.

Item No.4/3.5:- Supply, fitting, fixing of IS 210 grade Fb 260 CI guide roller of length 90 mm with collar section of 90 mm ǿ X 20 mm and concentric cylindrical tapered shank size of 60 mm ǿ X 70 mm along with central longitudinal drilled hole of 13 mm to the existing roller bracket by means of roller pin of accurate size with pushfit as directed. (a) Coller Dia 150 mmxcoller thickness 50 mm efective length 125 mm

Item No. 5/4:- Roller Guide Pin both half threaded with nuts and washer etc.(a) 275 mm (L0 x 20 mm dia

Item No.6/3.6:- Supply, fabrication of bottom seal channel at the crest level of the weir conforming to ISMC 150 with necessary anchoring with MS rod and CC embedment (M 15) as desired. The job includes dismantling/cutting/cleaning of all materials, of all sizes and grades, prior to the job and subsequent curing and removal of all forms from the site directed by the deptt.

Item No.7/6:- M.S. Screw Shaft Lock Pin

Item no. 8/3.11:- supply, fittin& fixing of square base plate of size 600 mm X 600 mm X 10 mm with a central circular hole, on the cross channels of the platform assembly as directed fo, erectin8 the tool post and distribution of axial load

Item no.9/3.12:- Supply, fitting and installation of bearing plate made of 300 mm X 3OO mm X 10 mm with corner drilled holes of 13mmd for clampint with tool post and with a crntral circular hole having round recess for holding the required tfuust b€aring as directed.

Item no.10/14:- Providing of H.D.Thrust bearing for screw shaft of following diameter with precession plaing on the recess of the bearing plate, followed with sufficient greasing as directed for (iii) 63 mm screw shaf

Item no.11/3.14:- Supplying and providing Lock Plate in 200mmx200mm x6mm in two having semi circular inner cutting projecting in circulargrooves of CI boss and loocking them with the help of separa-tore assembly on to the bearing plate as directed with locking strip on the for (iii) 63 mm screw shaft

Item no.12/3.15:- Supply and fitting ofCl boss 125 mm 6 X 15O mm(H) havin8 2 TPI inner square threaded for 40 mm / 5O mm / 63 mm diameter screw shaft in accurate meshinS, provided with periph€ral circular Brooves for locking plate assembly and bottom recess for holding of thrust b€aring complete with hand wheel made of 25mm cl pipe as directed

Item no.13/3.16:- Supply, fitting, fixing of C.l. V' grooves oullev of following sizes into the MS pulley stand on the platform top with the necessary MS pin with clearance fit as desired (a) 20omm6

( b ) 25ommd

Item no.14/3.17:- Providing Steel Wire rope 0f 16 mm dia cross lay as per Is 2265 : 2002 passing over the double pulleys for hanSing counter weight with the help of suitable hanger & talvanired 'U' bolt of required sizes at one end and fastenlng the other end at the shutter hook as directed with proper static balancing of the system. Providing steel wire rope of 16 mm 6, cross lay, as per 152266 : 2002

Item no.15/3.18:- Providing CC Counter weight with handle of approx. 2 X 50 kg on the specified MS hanger and properly tagSed as directed.

Item No.16/3.:- Providing Guide Channel Separator made from M5 stud 200mm long covered with Gl pipe of 25mm in the spaces between the guide pair and getting properly welded as desired.

Item No.17/3.20:- Dismantling the worn old MS platform top and subsequent supply, installation of new MS plate ofthickness 5mm as desired, welded properly with edge finishing to the satisfaction of the department

Item No.18/3.22:- Dismantling of old damaged railing system and refurbishing throuth supply, fabrication & installation at that dismantied portion with new railing system to b€ assembled wlth MS post of ISA 50x50 and horlzontal bars of Gl pipe, 25 mm 6 equispaced as per original frame and welded properly as desired

Item No.19/3.23:- Painting of exposed iron structure complete by one coat of red oxide metal primer, followed by two coats of synthetic enamel Paints of different colour shades of reputed brand with proper prior removing rust and foreitn materials by steelwlre brush as directed.

Item No.20/9:- M.S Fabricated Separator , Stud with Lock Nut washer etc. (a) 300mmLong x 20 mm Dia

Item No.21/20:- MS Fabricated pully Stand made of M.s. Channel of size 150mmx100mmx 6 mmdrilled with MS plate ,welded for pully pin complete of height (a) 250 mm

Item No.22/26:- U-Bolt for 16 mm dia wire rope

Item No. 23/23:- Supply of MS Nut & bolt Bolt ( Full threaded ) 6 mmx 50 mm L

Item no.24/5:- Pully Pin ( both end threaded ) with lock nut of size 250 mm Long x 25 mm dia

Item no.25/5:- Supply, fabrication, installation and commissioning including painting at site of guide channel assembly with fabricated MS channel of size ISMC: 200 (200 mm x 75 mmx 6.1 mm) up to a required length having holes of 19 mm dia at a distance of 20 mm from the outer edge and at an interval of 500 mm vertically for fitting of separator stud including anchoring at pier groove anchoring to footing with MS plate of size 400 mm x 400 mm x6 mm thick, MS separator stud of 19 mm dia threaded at both end x 400 mm L with washer, Gl pipe separator of 25 mm dia, Embedded Chanel of size ISMC 200 in complete for Cross/ Head Regulator gates as per design & drawing & as directed. 4(c) (Measurement to be done as height of Guide Chanel Assembly as a whole, not for individual channel length

IMPROVEMENT OF AFFLUX BUND: 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 earthobtained 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 & uprootingroots & 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 completeas directed. (12.5% shrinkage allowance to be considered).

Item No. 2: - Collection & supply of one man size hard river boulder of size 23 cm to 30 cm includingloading, unloading, stacking at measurable stacks at site not more than 1.00 m height including paying forest royalty, sales tax etc. including local carriage to work site etc. (Quarry Distance = 60 KM)

Item No.3: -Labour 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 50 m with lift upto 3 m complete as directed.

Item No. 4:- Construction of 1.00m x 1.00m rectangular boulder sausage including supplying of materials with 25cm to 30cm size boulders collecting from a lead of 25Km encased in 15cm mesh of 8G hexagonal wire netting and filling the voids between the boulders with stone not exceeding 18cm in size tied with 8G galvanised tying wire at 30cm apart, laid in position as directed including necessary local carriage of materials, paying necessary forest royalty including providing 1 no. of jati bamboo horizontal runner along the top of the sausage with vertical bhaluka bamboo post 1.20m apart driven at least 0.60m below ground and tying with sausage etc, all complete as directed.

Item No. 5:- Construction of whole bamboo single palasiding with matured jati bamboo post 60mm to 75mm dia, fixed 15cm clear apart 1.20m to 1.5m above ground and 1m to 1.2m below ground with jati bamboo struts fixed 1.2m to 1.5m aparttoed with galvd. wore of 16G and with three rows of hoizontal half jati bamboo kamies fixed with 16G to 18G wire, complete as directed.

Item No. 6:- Supplying and laying empty cement bags filled with sand/ earth (as locally available) including stitching the mouth, laying, fixing in position with supply of bags, sutli, etc. complete as directed.

LINK CANAL LINING (CH. 0-105M): 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 toobtain required moisture content where necessary etc. complete as directed.

Item No. 3: -Cement concrete work in pro. 1:4:8 in foundation/ abutment/ piers/ wing walls etc. with hard river shingles of size 13mm to 38mm including curing with necessary timber shuttering, scafolding etc. where necessary, complete as directed. (shuttering, scafolding cost will be paid sepatarely).

Item No.4:- 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.5:- R.C.C work in slab, abutment cap and above abutment, pier cap, pedestel, dirt wall etc. in prop. 1:2:4 with hard river shingles of size 6 mm to 20 mm with proper reinforcemnet as per design including curing etc. with necessary timber shuttering, scafolding etc. where necessaery, complete as directed. (Payment of reinforcement will be made separately)

Item No.6: - Earthwork in back filling of structures, obtained from outside borrow pits filling in 15cm layers,ramming, dressing, watering, including paying compensation of land if any (with lead upto 30m and lift 1.5m)Backfilling of Link canal:

Item No.7/6.26:- 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 layer not exceeding 15 cm thick including cleaning light jungle,removing trees upto 15 cm dia and uprooting roots and stump from the seat of embankment and borrow pits area,breaking clods not more than 10mm cube, ramming,watering, dressing and roughening the seat of embankment, profiling etc. paying compensatiion of earth brrowed from private or forest land if any, lead upto 30 M and lift upto 1.5 M, complete as directed A) With ordinary soil

Item No.8/6.1(A):- 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 jungle, removing trees upto15cmdiaanduprooting roots andstumps etc. from the seat of the embankment andcanal free from all vegetation including breaking clods not more than 10 mmcube, ramming,dressingandroughening theseat of the embankment with a lead upto 30M and lift upto 1.50 M, complete as directed. A) With ordinary soil

Survey Works: Item No.1:- Carrying out levelling survey taking long section and cross section at 30 M interval of proposed canal system, afflux bund, approach road and along the stream including chaining, pegging, holding staff, carrying out instrument, clearing jungle etc, complete as directed. (Link Canal portion only)

Item No.2:- Cutting jungles and trees upto 50 cm girth including uprooting roots and stumps and removing them from site of work etc, complete as directed. Medium Jungles

Item No.3:- Supplying wooden peg of different sizes including pointing one end etc, complete as directed. (iii) size: 5.0 cm x 5.0 cm x 60 cm

Item No.4:- Supplying sal wooden hammer of of size 15 cm x 10 cm with 45 cm long & 5 cm wooden handle etc. complete as directed.

Item No.5:- Construction of RCC BM Pillar of size 0.15 M X 0.10 M in proportion 1:2:4 with required reinforcement including E/W in excavation, brick soling, centering,shuttering and propping, etc, complete as directed

SUSANTA DEKA (BID ID -272195)