Replacement and Renovation of Gates and hoists at Chhotipada-Badaraul S/E at RD 3.150 KM of Kakatpur Irrigation Sub-Division under Nimapara Irrigation Division, Nimapara for the year of 2025-26

Supply cost of structural steel and rolled steel materials of Embedded parts consisting of seal beam, guide, track arrangement etc. suitable for vent size of 1500mm x 1930mm and maximum guide length of about 4100mm for 1 no of gate including 5% wastage material complete in all respects with all leads and lifts for smooth operation as per specification and direction of engineer-in-charge.

Fabrication cost of the above mentioned embedded parts with all accessories including machinery, fixtures, labour, cutting, aligning, welding, cleaning, finishing, including consumables,complete in all respects with all leads and lifts for smooth operation as per specification and direction of engineer-in-charge.

Supply cost of structural steel and rolled steel materials of vertical gate consisting of skin plate, end vertical girders, horizontal girders, bronze pads, lifting brackets, seal arrangements etc. suitable for vent size of 1500mm x 1930mm for 1 no of gate complete in all respects with all leads and lifts for smooth operation as per specification and direction of engineer-in-charge.

Fabrication cost of the above mentioned gate leaf with all accessories including machinery, fixtures, labour, cutting, aligning, welding, cleaning, finishing, including consumables, complete in all respects with all leads and lifts for smooth operation as per specification and direction of engineer-in-charge..

Supply cost of structural steel and rolled steel materials of Steel Hoist Bridge consisting of pedestal, gear box frame, main beams, cross beams etc. suitable for vent size of 1500mm x 1930mm for 1 no of gate complete in all respects with all leads and lifts for smooth operation as per specification and direction of engineer-in-charge.

Fabrication cost of the above mentioned steel hoist bridge with all accessories including machinery, fixtures, labour, cutting, aligning, welding, cleaning, finishing, including consumables, complete in all respects with all leads and lifts for smooth operation as per specification and direction of engineer-in-charge.

Supply cost of structural steel and rolled steel materials of Restraining arrangement of pedestal, gear box frame, main beams, cross beams etc. suitable for vent size of 1500mm x 1930mm for 1 no of gate complete in all respects with all leads and lifts for smooth operation as per specification and direction of engineer-in-charge.

Fabrication cost of structural steel and rolled steel materials of Restraining arrangement of pedestal, gear box frame, main beams, cross beams etc. suitable for vent size of 1500mm x 1930mm for 1 no of gate complete in all respects with all leads and lifts for smooth operation as per specification and direction of engineer-in-charge.

Erection, positioning, aligning, fixing, trial and commissioning including unloading and shifting upto location of all components 1st. Stage and 2nd. Stagge embedded parts, vertical gate leaf, steel hoist bridge assembly, with all accessories including machinery, labour, fixture, cutting, aligning, welding, cleaning, finishing complete in all respects with all leads and lifts for smooth operation as per specification and direction of engineer-in-charge.

Painting cost of embedded parts including cleaning, degreasing, handling, cost of paint, applying of one coat primer of 40 micron thick and three coats of final paints of 100 micron each, all inclusive of labour, materials and consumables as per relevant IS code specification complete in all respects with all leads and lifts for smooth operation as per specification and direction of engineer-in-charge.

Painting cost of gate leaf including cleaning, degreasing, handling, cost of paint, applying of one coat primer of 40 micron thick and three coats of final paints of 100 micron each, all inclusive of labour, materials and consumables as per relevant IS code specification complete in all respects with all leads and lifts for smooth operation as per specification and direction of engineer-in-charge.

Painting cost of steel hoist bridge including cleaning, degreasing, handling, cost of paint, applying of one coat primer of 40 micron thick and three coats of final paints of 100 micron each, all inclusive of labour, materials and consumables as per relevant IS code specification with all lead and lift complete in all respects for smooth operation as per specification and direction of engineer-in-charge.

Bolts, Nuts Studs, washers etc.

Bronze pad

Lifting pin dia 60mm & length 170mm - 45C8 of IS : 1570 (PART II) all inclusive of cost of material, machining etc.

Bottom Rubber seal

Ø 32 Side seal

Top rubber seal

Corner seal double ball Ø 32mm x10mm th- 112mm width Rubber seal (music note uncladed side seal/ top seal ) IS : 11855

Anchor bars

Ø 100 Screw rod with sq. thread (2 start)

Operating handle

Grease & Gear oil etc.

Stainless steel flat

Worm & wormgear set R4/49/8/11-315 mm of IS :3734 inclusive of cast steel worm gear, 55C8 worm & shaft, phosphorous bronze nut suitably square threaded, all including cost of materials, maching etc.

Bronze Bush for Worm shaft, having outer dia 60mm & ID 45mm, collar dia 90mm x 10mm, total length 45mm material LTB - 1 of IS: 318 all inclusive of cost of material, machining etc.

Φ 90mm/Φ80mm - 150mm Long Hub all inclusive of material, machining as required & as specified in drawing.

Single Thrust Ball bearing SKF51224 or Equivalent

Restraining arrangement bush ID 100 mm thickness 10 mm& length 200mm Aluminium Bronze all inclusive of material,machining as required & as specified in drawing

Restraining arrangement MS bush clamp ID 120mm length 200mm all inclusive of material, machining as required & as specified in drawing.

Concrete cutting

2nd. Stage concreting

Construction of coffer dam by sand bag and dismantling after completion of work cost of labour, sand bags etc.

Watch and ward at site for erection and cost of dewatering and vent cleaning

Dismantling of Gate, Gear box & screw rod

Transportation charges with labour charges for loading and unloading in a 10T truck to about 110kms.