WBIW/EE/MEMD/e-NIT-16/2025/4

Engagement of mazdoor cutting jungle, cleaning of garbage and mud of each U/S gate. Unskilled.

Taking out old existing unservicable damaged draw/flap gate shutter of distributories/ branch canal/minor canal/channel 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 departmental godown or as directed by the Engineer in charge. The cost includes cost of man power employed for dismantling and cost of consumables like oxygen, accetylene gas, hire charges of machineries, like chain pulley block, gas set, tools & tackles, scaffolding and safety equipments etc including carriage loading & unloading with all lead & lift.

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 / polythene bag (capacity 50 kg) with all kinds of earth (wet or dry), sand or agreegates(stone / brick) and sewing as done in case of cement bags ,( tying with a knot after filling will not be accepted ) , and stacking within a lead of 30 metre as per 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 than 0.028 cum/ bag.

Dumping in position earth / sand filled gunny / poly bags (capacity 50 kg) within a lead of 30 metre inclusive of all lifts.

Bailing out water by pump including all leads and lifts and including making all arrangement for disposal, where continous flow or seepage of water is encountered and rating of pumps and hours of operation is specifically of ascertained as per direction of Eingineer-in-charge.

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-in- charge.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 Channel.

Fabrication , supply, erection and commissioning of embeded parts consisting of seal beam, Guide channel with all accessories for vertical gate of canal/river 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, ligning, nchoring, Welding, Finishing, Consumables, Carriage and all overheads with all leads and lifts complete as per specification (without painting). Remarks: Cost for civil works to be taken from PWD (R) directorate seperatly.

Insert plate welded with J hook

Seal beam

Guide channel/Guide path/Top seal path

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, ligning, drilling, Welding, Finishing, Consumables, Carriages and all overheads with all leads and lifts complete as per specification (without painting). Width of Gate shuteer size above 2 metre.

Cost for supplying and fifling fixing of Flat rubber seal (Make : Universal Moulders & Engineer/Popular Rubber Works (Pvt) Ltd/ S B Industries/Unique Polymer Works/equivelant approved make conforming to lS : 11855 -2011/Latest Revision) for different types of gate shutter as per direction of E.I.C. The cost includes cost of man power employed for fitting fixing, cost of rubber seal, hire charges of tools & tackles, scaffolding and safety equipments etc including carriage loading & unloading but excluding supply of ms clamp/ flat plate, bolts, nuts and washer. i) 75 x 25 mm.

Supplying of M.S flat for clamping Rubber seal with hole as per direction of EIC.

Supplying of M.S bolts with nut for clamping Rubber seal as per direction of EIC

Dismantling R.C. floor, roof, beams etc. including cutting rods and removing rubbish as directed within a lead of 75 m. including stacking of steel bars. (a) In ground floor including roof.

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.Pakur Variety floor.

Supply and fabrication of new stainless steel plate/flat (AISI - 304) of suitable size on seal beam / roller track/ slide track/ side seal seats/ top seal seat by welding (SS) as per direction of the Engineer- in-charge including cost of Materials, Machinaries , Manpower, Cutting, ligning, Welding, Finishing, Consumables, Carriage and all overheads with all leads and lifts complete as per specification.

Supplying, fifling & 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. upto lengthabove 3metre upto 5 metre.

Supplying, fifling & fixing Gun Metal Nut as per requirement having 1.5/2 T.P.I square thread for screw gearing arrangement, perfectly metting with the screw rod/gear rod for lifting the draw shutter as per direction of E.I.C. 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.

Supply of bearings. Bearing no.51112 (SKF)(Thrust bearing). charge.

Surface cleaning of metal surfaces by chemical cleaners and then by hand with emary paper, wire brush and power tool cleaners and removing dust and preparation o f surface including cost of all materials, labour, machinery, scaffolding, etc., complete with initial lead for sand upto 1 km and all lifts.

Painting of embedded parts, all types of gates, stoplogs and barscreen/ gratings etc on prepared surfaces with one coat of inorganic zinc silicate primer (airless spray preferred)70+/ - 5 micron and two super coats with a total thickness of 300 microns (each 150+/- 5) of solventless coaltar epoxy paint each coat 150 microns ( total 300 microns) including cost of all materials, labour, scaffolding etc., complete with all leads and all lifts.

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