WBIW/EE/MEMD/e-NIT-16/2025/2

Taking out old existing unservicable damaged gate shutter of canal/river completely after disengaging from hoisting system completely for installation of new gate shutter. The work includes cutting of gates into suitable pieces by gas cutting, removing the same by mechanical means or suitable crane, stacking all the pieces at the suitable place or as directed by the Engineer in charge upto a lead of 1000 m. The cost includes cost of man power employed for dismantling and cost of consumables like oxygen, accetylene gas, welding rod, hire charges of machineries, like chain pulley block, gas set, grinding machine, welding set, tools & tackles, scaffolding and safety equipments etc including carriage loading & unloading. The cost of complete dismantling of hoisting system & cost of old unservisable materials handed over to departmental godown including loading & unloading will be provided extra.

a) Gate shuteer size upto 4.00 sq.m

Dismantling of damaged embeded part like guide channel/bottom seal beam/top seal beam of gates of canal/river from civil structure as directed by the Engineer-incharge. The cost of man power employed for dismantling and hire charges of Tools and Plant, scaffolding charges etc. Payment will be made on actual length of Guide Channe.

Fabrication , Supply, erection and commissioning of new Slide type vertical lift regulator service gates of Canal/River as per IS: 5620 - 2000/Latest Revision consisting of skin plate, vertical and horizantal grider, stiffener etc. made of MS material consisting of angle , channel, beam, plate, flat, etc. conforming to IS : 2062 -2011/latest revision manufactured as per approved drawing and direction including cost of Materials, Machinaries , Manpower, Cutting, Aligning, drilling, Welding, Finishing, Consumables, Carriages and all overheads with all leads and lifts complete as per specification (without painting).

Width of Gate shuteer size upto 2 metre .

Fabrication , supply, erection and commissioning of embeded parts consisting of seal beam, Guide channel with all accessories for vertical gate of distributories/branch canal/minor canal/channel made of MS material consisting of angle, channel, beam, plate, flat, etc. conforming to IS : 2062 -2011/latest revision manufactured as per approved drawing and direction of Engineer in charge. The Cost includes cost of Materials, hire charges of Machinaries , Manpower, Cutting, Aligning, Anchoring, Welding, Finishing, Consumables, Carriage and all overheads with all leads and lifts complete as per specification (without painting).

Bearing no.51123 (SKF)(Thrust bearing)

Supplying, fitting & fixing M.S fabricated wheel in the screw hoisting system for lifting or lowering the draw shutter.The wheel consisting of suitable size ms hub to accomodate any size of G.M/C.I nut. The rim and four nos arm of wheel are made of 25mm. to 36mm. dia m.s rod complete as per direction of the Engineer‐in‐charge. The cost includes cost of materials, man power employed for dismantling and fitting fixing, consumables like cutting tools, welding rod, hire charges of machineries, like bending machine, lathe machine, grinding machine welding set, tools & tackles etc including carriage loading & unloading.

a) upto 60 cm dia. MS wheel.

Supplying, fitting & fixing Cast Iron Nut as per requirement having 1.5/2 T.P.I square thread and fitting for screw gearing arrangement, parfectly metting with the screw rod/gear rod for lifting the draw shutter as per direction of Engineer In Charge. The cost includes cost of materials, man power employed, consumables like cutting tools, emery paper, cloths, hire charges of machineries, tools & tackles etc including carriage loading & unloading.

Supplying, fitting & fixing of screw hoisting arangement made of MS bottom plate, top plate, coller with necessary holes on base plate and top plate to accomodate thrust bearing of suitable size as per approved drawing & design and as per direction of Engineer in charge. The cost includes cost of ms plate as per IS : 2062 ‐2011/ latest revision, man power employed for dismantling and fitting fixing, consumables like cutting tools, bolt & nuts of required size, hire charges of machineries, like lathe/shaping machine, grinding machine, drilling machine, tools & tackles etc including carriage loading & unloading but excluding the cost of lifting Nut/Bush, thrust bearing & wheel supplied seperately.

Supplying, fitting & fixing of screw rod having square thread of 1.5/2 T.P.I, Material bright steel [EN‐8/EN9/forged Cl‐4 (45C8) as per IS :1875 1992/latest Revision]. dia and thread length as required and providing with a drilled hole of required dia on the other end after flattened and supplying with one no. bolt and nut of required size and all other components as required as per direction of Engineer‐In ‐ Charge. The cost includes cost of material, man power employed, consumables like cutting tools, emery paper, cloths, , hire charges of machineries, tools & tackles, grease, mobil etc including carriage loading & unloading as per direction of Engineer in charge .

a) upto length 3 metre.

Painting of Gates of Distributory/Branch/Minor canal/ Pump Coloum pipe/Pump Discharge Pipe & other similar components on prepared surfaces with one coats of zinc phosphate primer (airless spray preferred) 50microns/coat and one coal tar epoxy, 150 microns/coat including cost of all materials, labour, scaffolding etc., complete with all leads and all lifts.

Bailing out water by pump including allleads and including making all arrangements for disposal, where continuous flow or seepage of water is encountered andratings of pumps and hours of operatoin is specifically ascertained as per direction of the Engineer-in-charge.

Supplying to site empty cement polythene bags (capacity 50kg) in good condition including stacking,incedental charges etc. all complete. (Capacity 50 Kg.).

Labour charges for filling empty cement gunny bag/polythenebag (capacity50kg) with all kinds of earth (wet or dry),sand or agree gates (stone/brick) and sewing as done incase of cement bags,(tying with aknot after filling will not be accepted),and stacking with in a lead of 30metre asper direction of Engr-in-charge(cost is excluding the cost of any types of filling materials).NB:-Volume of earth/sand filled bags should not be less than0.028cum.

Dumping in position earth/sand filled gunny/polybags (capacity50kg) within a lead of 30 metre inclusive of all lifts.

Removing earth/sand filled polybags/gunny bags from the channel bed/slope and initially depositing the same near channel bank at a place as directed by the Engineer-in Charge for measurement of Bag.& then disposing off the same at a distance not less than150metre from the channel site.

Ordinary Cement concrete (mix 1:1.5:3) with graded stone chips (20 mm nominal size) excluding shuttering and reinforcement if any, in ground floor as per relevant IS codes.

a) Pakur Variety

Repairing/replacement/strengthening of damaged/heavily corrodeded portion of cross/horizontal/ vertical steel members, chequered plate, stair case, hand railing etc. of MS hoist tresstle bridge, catwalk/walkway bridge and other similar MS structure on dam/barrage and canal/rivers which includes dismantling of damaged portion of structural members and fabrication and finishing to the required shape & size as per direction. The Cost includes cost of Materials, Machinaries , Manpower, Cutting, Aligning, drilling, Welding, Finishing, Consumables, Carriages and all overheads with all leads and lifts complete as per specification (without painting).