Construction of Sluice gates on the left bank of river Killing from Sonaikuchi to Sitajakhala.

Plain/reinforced cement concrete in substructure complete as per drawings and technical specification Clauses 802, 804, 805, 806, 807, 1202 and 1204 A) With Crushed Stone II) P.C.C. grade M 20 (i)Nominal mix (1:2:4)

Plain/Reinforced cement concrete, in sub structure complete as per drawing and technical specification and steel shuttering formwork P) With plasticiser ( Masterplast PL-1/SPL-2 or equivalent ), air entraining and water reducing plasticiser ( Masterplast PAE or equivalent) and accelerating plasticiser (Masterplast ACPL orequivalent) conforming to IS-9103-1999 (F) RCC Grade M 25 (a) for height upto 5m. Case I: with Concrete Mixer Machine

Supplying, fitting and placing TMT (Fe-500 D) reinforcement bar (From Primary producer: TATA/SAIL/Esser Steel/Jindal steel/ Shyam Steel/ RINL) in substructure complete as per drawings and technical specification clauses 1002 1005 1010 and 1202

Providing and laying flooring laid over cement concrete bedding complete as per drawing and technical specification Clause 1303 III) Brick on edge laid in cement mortar (1:3)

Earthwork in excavation for structures as per drawing and technical specifications Clause 305.1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious material and disposal upto a lead of 50 m, dressing of sides and bottom and backfilling in trenches with excavated suitable material. V) Marshy soil

Providing and laying of boulder apron laid in wire crates with 4 mm dia GI wire conforming to IS:280 and IS:4826 in 100 mm x 100 mm mesh (woven diagonally) including 10 per cent extra for laps and joints laid with stone boulders weighing not less than 25 kg each as per drawing and technical specifications Clause 1301

Waste cotton

Bored cast-in-situ M35 grade R.C.C. pile excluding reinforcement complete as per drawing and technical specifications and removal of excavated earth with all lifts and lead upto 1000 m. including providing plasticiser (Masterplast PL-1/SPL-2 or equivalent), air entraining and water reducing plasticiser ( asterplast PAE or equivalent) and accelerating plasticiser (Masterplast ACPL or equivalent) conforming to IS-9103-1999 (Pile diameter-750 mm)

Back filling behind abutment, wing wall and return wall complete as per drawing and Technical specification. B. Sandy Material

Dewatering by 5 H.P. water pump including supply of necessary fuel, engine oil and pump operator etc. complete as directed.

Earth work in excavation of drainage channel to the proper grade and slopes as required including disposing the excavated debris/soil to a safe distance of minimum 50 m distance, etc. complete as directed. For lead up to 50 m and all lifts Wet & Sticky Soil

Collection of blasted boulder of size 23 cm. to 30 cm in average and minimum weight 30 Kg having i. Specific gravity not less than 2.65, ii. Aggregate Chrushing < 30% (Wearing) & < 45% (Non - wearing) iii. Impact Value (%) max < 30% (Wearing) & < 45% (Non - wearing) and iv. Abrasion Value (%) < 30% (Wearing) & < 50% (Non - wearing) (Materials conforming to IS 2386 part III & IV 1963) and free from dust, dirt and other foreign materials including local carriage and stacking in regular measurable stacks of approximate 1 (One) m. height at site, etc. complete as directed. (10% under sized (minimum 10 cm) boulder is allowable for packing/filling the gaps occurred during execution of works). (15% deduction will be made from the stack measured quantities on account of void)

Supplying and Driving of NSZ801 Type Vertical Steel Piles (t=8mm, s=8mm, w=690mm) complete as per Drawing and & Technical Specification.

Supply of non-woven Geo-textile fabric sheets of 300 GSM manufactured from 100% virgin Polypropylene (PP) fibre with minimum properties as per IS 16653: 2017 • Wide Tensile strength (MD) ≥ 15kN/m & Wide Tensile strength (CD) ≥ 15kN/m • Elongation (MD) ≥ 50% & Elongation (CD) ≥ 50% • Abrasion ≥ 95% • Trapezoidal Tear Strength (MD) ≥ 340 N & Trapezoidal Tear Strength (CD) ≥ 340 N • CBR Puncture strength ≥ 3000 N • Permittivity ≥ 1.25 s-1 • Permeability ≥ 60l/m2/sec • AOS ≤ 75micron • UV Resistance @ 500 hours retained Tensile strength (MD) & (CD) ≥ 80% • Mass ≥ 300gm/m² • Thickness at 2KPa ≥ 3 mm. (Each Roll of Geo Fabric Sheet should be supplied in properly packed Bundles and should be marked with the Name of Manufacturer, Batch Number & its dimensions clearly on each roll with “WRD Govt. of ASSAM” to be printed on it and mentioning properly the GSM and type of polymer and Test Certificate from approved NABL accredited and ISO Certified Laboratory should invariably be submitted against each batch of material).

Labour charge for laying Geo fabric sheet as filter bellow pitching including carrying, lapping, wrapping & stitching as directed by the Engineer-in-Charge.

Labour charge for laying and pitching boulder of 23 cm to 30 cm size (man size) including dressing the seat, ramming to proper size & slope, properly hand packed including site carriage of boulder from stacks within a distance of 150 m etc. complete as directed. Without Boat

M.S. Plate (6mm thickness for skin plate, platform floor, c.c. side cover plates of guide channels etc).

M.S.Channel (125 x 65 mm for shutter vertical & horizontal stiffeners , frame etc).

M.S. Channel (100 x 50 mm for roller box)

M.S.Flat (50 X 6 mm for rubber seal fitting.)

Carriage of boulder/metal /sand /gravel, etc. including loading & unloading cost of P.O.L. etc. complete and including hire charge of truck with driver and handyman etc., complete as directed. On kutcha road/ embankment/ quarry road (road not maintained by contractor)= 0.3 Km Pucca Road= 1.85 Km

M.S.Joist, (100x 50 mm for cross-members of platform etc.)

M.S.Angle(75x75x6mm for tool post, platform post and ladder etc.)

M.S.Angle, (50x50x5mm for platform railings etc.)

M.S.Electrode 8 swg.

M.S.electrode 10 swg

Antisol red oxide paint

Red oxide primer.

Turpentine oil.

Nylon rope.

Painting brush 3"11

Steel wire Brush.

Filled Oxygen Gas

Filled D.A. Gas

Waste cotton

Lubricating oil (for welding sets.)

Nuts and Bolt (for rubber seal fitting, platform, railing etc)

M.S.Washer.

Supply of M.S. Shaft (Best quality) of diameter C)63 mm

Thread cutting (Square) 1 TPI/2 TPI including fine finishing and making hole in one end as per direction for sizes as given below c)63 mm

C.I. Boss with internal thread cutting 1 TPI/2 TPI, making groove for bearing slot for lock plate and 1.5" drill for providing handle as per direction for the following sizes: (dia. × height) a) size 125 mm × 175 mm

H.D.Thrust ball bearing(best quality) ISI specified b)65mm.

M.S. base plate 300 mm × 300 mm as per direction including supply of materials. (Machine finished) b) size 12 mm thickness

M.S. lock plate 300 mm × 300 mm as per direction including supply of materials. (Machine finished) b) size 10 mm thickness

Clamp for lock plate.

M.S.Electrode 8 swg.

M.S.electrode 10 swg.

Nuts and Bolts (Assorted size).

M.S.Washer.

Shaft pin with length up to 150 mm for the following diameters b) 16 mm

Distant tube with pin of the following size a) 75 X 12mm

G.I. pipe a)25 mm dia

C.C counter weight circular type 400 mm dia. around 100 mm thick with 25 mm dia. hole at centre & two handles for carrying weight of 30 kg each as per direction (machine finished)

Counter weight holder

Pulley stand made of 100X50mm channel for (as per direction) a) 125 mm

Pulley stand made of 100X50mm channel for (as per direction) a) 150 mm

C.I pulley 16 mm to 25 mm dia. with center hole as per direction (machine finished) a) 125 mm

C.I pulley 16 mm to 25 mm dia. with center hole as per direction (machine finished) a) 150 mm

Pulley pin 16 mm dia

Steel wire rope(tested quality)of te following sizes(ISI Standard) a) 16 mm

U clamp of size a) 16mm

Making and supply of C.I roller with suitable collar 10-12 mm and center hole 10-20 mm as per direction(machine finished)size :a)100*150 mm

C.I roller pin of length 150 mm to 250 mm dia (machine finished) a) 16mm

F. Shaped roller bracket made of 10mm thick plate of size 75 x 200mm with hole as per direction to accommodate with the roller size 100 mm x 150 mm

M.S. Channel (150 x 75 mm for installation of guide pairs for three openings.)

M.S. Channel (200 x 75 mm for bottom channel)

M.S Channel 150 X 75 mm for top channel.

M.S. plate (10 mm for Guide channel , Tool Post bottom support.)

M.S.Angle( 50 X 50 X 5 mm for anchoring.)

Nuts and Bolts (Assorted size )

M.S. Washer

Filled Oxygen Gas

Filled D.A. Gas

MS Rod

M.S.Electrode 8 swg.

M.S.Electrode 10swg.

Skilled labours (to be engaged for fabricarion , Arc welding works & Gas cutting, Measuring & fine finishing during fabrication & installation of the mechanical part of sluice gate )

"J" type rubber seal of the following sizes(Best quality) ISI Specified 125mm.

Arc welding holder 600 Amp.

Arc welding mask.

Arc welding dark glass.

Arc welding cable 600 Amp.

Gas cutting hose, 12 mm dia.(Black & Red).

W.B Grease

Nuts and Bolts (Assorted sizes)

M.S.Washer.

Leather hand gloves

Nylon rope 16mm to 20mm.

Matured full length bamboo b) Jati for camping

Matured full length bamboo a) Bhaluka

Antisol red oxide paint for guide channel & other iron structures etc.

Red oxide primer for guide channels& other iron structures etc. etc

Turpentine oil.

Gas cutting kit (including oxygen meter, acetylene meter, cutting torch, regulator etc.)

G.I. wire 22 SWG

M.S. Chain of size 8 mm

Lock & Key , 55 mm

Hacksaw blade 1.5" X 12" double ended

Gas cutting nozzle.

Hire charge of diesel truck of 2 ton capacity with driver and helper but excluding fuel and lubricant for carrying of various sluice gate materials from workshop to site and vice-versa.

Hire charge of crane of 3 ton capacity

Hire charge of 25 KVA diesel generator

First Aid kit (comprising of items like Band-Aid, Dettol 100ml, Iodine solution, Antiseptic cream, Scissor, Cotton, Bandage, Burnol, Spray etc. complete).

Earthwork in excavation for structures as per drawing and technical specifications Clause 305.1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious material and disposal upto a lead of 50 m, dressing of sides and bottom and backfilling in trenches with excavated suitable material. Marshy soil

Plain/reinforced cement concrete in substructure complete as per drawings and technical specification Clauses 802, 804, 805, 806, 807, 1202 and 1204 A) With Crushed Stone II) P.C.C. grade M 20 (i) Nominal mix (1:2:4)

Providing and Laying Reinforced Cement Concrete Pipe NP4 as per design in Single Row Providing and laying reinforced cement concrete pipe NP4 for culverts on first class bedding of granular material in single row including fixing collar with cement mortar 1:2 but excluding excavation, protection works, backfilling, concrete and masonry works in head walls and parapets Clause 1106. 1200 mm dia

SKIN PLATE: M.S. Plate 6 mm ( ISMC Specification) for new fabrication of shutter skin plate.

SHUTTER FRAME : M.S Channel Size : 100 mm x50 mm x 6 mm for new fabrication of shutter frame and stiffener

M.S. plate 6 mm for shutter over top

M.S Angle 75x75x6 mm

M.S. Flat (50x6)mm for fixing rubber seal

"J" type rubber seal of the following sizes (Best quality) ISI specified B)125 mm

M.S Electrode 8 SWG

Ordinary labour (to be engaged for carrying & handling of sluice gate materials, various assisting works during fabrication & installation etc.

‘F’ shaped M.S guide roller bracket made of 10 mm thickness of size 75 x200 mm with hole as per direction to accommodate above roller , Size : 100 x150 mm

M.S. Channel 125 x 65 mm for Guide Channel.

M.S. Channel 150 x 75 mm for Bottom Channels etc.

M.S. Channel 125 x 65 mm for Top Channel.

M.S. Plate 8 mm for fitting of Guide Pairs of Channel

M.S Angle 65x65 x 6 mm for anchoring.

Guide channel separator stud with nut on both end with tube of length 250mm to 460mm, for double acting Guide Channel.

M.S. Electrode ,8SWG

C.C. counter weight circular type 400 mm dia. Around 100 mm thick with 25 mm dia. hole at cen

tre & two handles for carrying weight of 30 Kg each as per direction (Machine finished)

Counter Weight Holder (made of 20 mm to 25mm dia. rod of length 0.5 to 0.8 M with 100x50 mm channel at the base & ring at the top.)

Supply of M.S. Shaft (best quality)of diameter C)63 mm

Thread cutting (Square) 1 TPI/2 TPI including fine finishing and making hole in one end as per direction for sizes as given below C) 63 mm

Shaft pin with length up to 150 mm for the following diameters 20mm

H.D Thrust Ball Bearing(best quality) (ISI specified ) b) 65 mm

Steel wire rope (Tested quality) of the following sizes (ISI standard) a) 16 mm

‘U’ Clamp of size 16 mm

C.I Boss with internal thread cutting 2TPI making groove for bearing slot for lock plate &1.5’’drill for providing handle as per direction.size:125 mmX 175 mm

Pulley Stand made of 100x50mm channel for b) 150mm

Making & supply of C.I. roller with suitable collar 10 - 12 mm & centre hole 10 - 20 mm, effective length 100-120 mm, size a) 100 mm × 150 mm

C.I. Pulley 16-25mm dia. with centre hole as per direction (machine finished) b) 150mm

Pulley Stand made of 100x50mm channel for a) 125mm

Pulley pin, 16mm dia.

M.S. base plate 300 mm × 300 mm of the following thickness as per direction including supply of materials. (Machine finished) b)12 mm

M.S. lock plate 300 mm × 300 mm of the following thickness as per direction including supply of materials. (Machine finished) b)10mm

Distant tube with pin of the following size (Machine finished) b)100x12 mm

Clamp for lock plate

G.I pipe( for Boss handle, separator tube ) Size: 25mm

Gas cutting nozzle.

M.S Electrode 8 swg

Welding goggle

Arc welding mask

Arc welding dark glass

Arc welding cable 400/600 Amps

Arc welding holder, 600 Amp.

Gas cutting hose, 12 mm dia. (Red & Black)

Nuts & Bolts different size

M.S. Washer (Assorted size )

Nylon rope

Leather hand gloves

W.B. Grease

Steel wire brush

Painting brush, 3” 11

Red oxide primer

Antisol red oxide paint

Turpentine oil

Skilled labour( to be engaged for fabrication works by arc welding & Gas cutting )

Ordinary Labours( to be engaged for various assisting work during repairing, fabrication & welding works, carrying & handling of sluice gate materials, watch keeping , garbage cleaning , painting , lubrication etc )

Filled D.A. Gas

Hire charge of Crane with capacity 8 ton with operator excluding fuel & lubricant.