Rejuvenation of Tuni river in Majuli, PACKAGE 1

Amount

Clearing of deposited compact water hyacinth root and other aquatic plants from the bed of drains/ channels including cutting , removing and stacking at places away from the bank etc complete with all lead and lift 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 Normal Soil

Excavation for Structures (Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material. B. Mechanical Means (I) Without dewatering (i) Depth upto 3 m

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

Plain/reinforced cement concrete in substructure complete as per drawings and technical specification Clauses 802, 804, 805, 806, 807, 1202 ans 1204 A.With Crushed stone RCC Grade M25 Height upto 5m

Supplying, fitting and placing TMT (Fe-500 D) reinforcement bar (FromPrimary Producer: TATA/SAIL/Esser Steel/ Jindal steel/Shyam steel/RINL) insubstructrue complete as per drawings and technical specification Clauses 1002, 1005, 1010 & 1202

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) (Qnty. 75Nos. x 6m. =4500RM.)

Supply of Geo Bags Type-B (Size 2.00m × 1.50m inner to inner) (Pillow Type) made of composite layers of Polypropylene (PP) fibre as per IS 16653 : 2017 for Nonwoven and IS 16654 : 2017 for Woven: Woven Geo-textile for the outer cover (300gsm): The woven geo textile is woven with multifilament woven fabric manufactured from ultra violet stabilized polypropylene. Geo-textile used to manufacture geo-textile bags should have high mechanical properties for enhanced durability along with enhanced puncture, abrasion and U.V. resistance characteristics. Geo-textile should be inert to biological degradation and resistant to naturally encountered chemicals, alkalis, and acids. Properties (i) Tensile strength (MD) ≥80 KN/m & Tensile strength (CD) ≥70 KN/m (ii) Elongation (MD) ≤25% & Elongation (CD) ≤25% (iii) Abrasion ≥75% (iv) Trapezoidal Tear Strength (MD) ≥1500N & Trapezoidal Tear Strength (CD) 1300N (v) CBR Puncture strength ≥900N (vi) Permeability ≥18 l/m2/sec (vii) AOS ≤250 micron (viii) UV Resistance @500 hours retained Tensile strength (MD) & (CD) ≥80% (ix) Mass ≥300 gm/m² (x) Seam strength ≥50 % of actual fabric strength. Non-Woven Geo-textile for the inner layer (300gsm): It is needle punched non-woven geo-textile made of 100% polypropylene staple fibres which are formed into a random network for dimensional stability. It should resist UV degradation, rotting and alkalis.Properties (i) Wide Tensile strength (MD) ≥15 KN/m & Wide Tensile strength (CD) ≥15 KN/m (ii) Elongation (MD) ≥50% & Elongation (CD) ≥50% (iii) Abrasion ≥95% (iv) Trapezoidal Tear Strength (MD) ≥340 N & Trapezoidal Tear Strength (CD) ≥340 N (v) CBR Puncture strength ≥3000 N (vi) Permittivity ≥1.25 s-1 (vii) Permeability ≥60 l/m2/sec (viii) AOS ≤75 micron (ix) UV Resistance @ 500 hours retained Tensile strength (MD) & (CD) ≥80% (x) Mass ≥300 gm/m² (xi) Thickness at 2 KPa ≥3 mm (xii) Seam strength ≥80 % of actual fabric strength. Stitching of Bags should be Ring Spun Yarn stitches with 2500-3000 denier double line chain stitch with overlap with stitches along the edge. (Bags are to be supplied of 15 numbers in a bundle, properly packed with each bag having proper tag with name of Manufacturer, Batch Number, the GSM and type of polymer encrypted and stitched on top corner and each bag is to be marked with “WRD Govt of ASSAM” to be printed distinctly. Test Certificate from approved NABL accredited and ISO Certified Laboratoryshould invariably be submitted against each batch of material)

iFilling and laying of nonwoven Geo - textile bag of dimension 2.00 m × 1.50 m including excavation of sand/silt from flood plain or adjacent chars within a distance of 90 m of the work site, filling geo bags with sand/silt, having minimum volume 0.612 Cum after filling, double locking chain stitching the mouth of the filled bags with polypropylene thread by power driven double needle machine, laying at proper site including all handling charges and local carriage within a distance of 100 m complete as directed. (Geo Bag and Polypropylene thread will be supplied by the department free of cost) Without boat

Supply of Geo-textile bags of type-A (1.03 × 0.70M) inner to inner made of Geo-textile non-woven fabric sheets of 400 GSM manufactured from 100% virgin Polypropylene (PP) fibre with minimum properties as per IS 16653 : 2017 (i) Wide Tensile strength(MD) ≥20KN/m & Wide Tensile strength(CD) ≥20 KN/m (ii) Elongation (MD) ≥50% & Elongation (CD) ≥50% (iii) Abrasion ≥95% (iv)Trapezoidal Tear Strength (MD) ≥450N & Trapezoidal Tear Strength (CD) ≥450N (v)CBR Puncture strength≥4000N (vi)Permittivity≥1.10s-1 (vii)Permeability≥40l/m2/sec (viii)AOS ≤75micron (ix) UV Resistance @500 hours retained Tensile strength (MD) & (CD) ≥ 80% (x)Mass≥400 gm/m² (xi) Thickness at 2 KPa≥3 mm (xii) Seam strength ≥80 % of actual fabric strength. Stitching of Bags should be Ring Spun Yarn stitches with 2500-3000 denier double line chain stitch with overlap with stitches along the edge @ minimum 15 stitches per 100mm. (Bags are to be supplied of 100 numbers in a bundle, properly packed with each bag having proper tag with name of Manufacturer, Batch Number, the GSM and type of polymer encrypted and stitched on top corner and each bag is to be marked with “WRD Govt of ASSAM” to be printed distinctly. Test Certificate from approved NABL accredited and ISO (Certified Laboratory should invariably be submitted against each batch of material)

Filling and laying of Geo bags of size 1.03 m × 0.70 m including excavation of sand/silt of size more than 80 micron from flood plain or adjacent chars within a distance of 90 m of the work site, filling geo bags with sand/silt having minimum weighing 126.00 Kg and minimum volume 0.084 Cum after filling, double locking chain stitching the mouth of the filled bags with polypropylene thread by power driven double needle double stitched machine, stacking the same in batches of 100, carrying the same to the dumping site including all handling charges and local carriage within a distance of 150 m and laying properly as directed. (Geo Bag and Polypropylene thread will be supplied by the department free of cost) Without Boat

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 (i) Wide Tensile strength (MD) ≥15KN/m & Wide Tensile strength (CD) ≥15KN/m (ii) Elongation (MD) ≥50% & Elongation (CD) ≥50% (iii) Abrasion ≥95% (iv) Trapezoidal Tear Strength (MD) ≥340 N & Trapezoidal Tear Strength (CD) ≥340 N (v) CBR Puncture strength ≥3000 N (vi) Permittivity ≥1.25 s-1 (vii)Permeability ≥60l/m2/sec (viii)AOS ≤75micron (ix)UV Resistance @500 hours retained Tensile strength (MD) & (CD) ≥80% (x) Mass ≥ 300gm/m² (xi)Thickness at 2KPa ≥3mm. (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.

Construction and supply of Wire -netting box of size 1.50 m × 1.50 m × 0.45 m made with mechanically woven, double twisted, hexagonal shaped wire mesh with wire made of low carbon, high ductile MS wire with heavy class of galvanization with an additional layer of PVC coating with mesh type of 10 × 12 as per EN 10223 & ASTMA975, mesh wire of 2.70 mm (I.D) /3.70 mm (OD) tensile strength of 450-500/mm2, edge wire selvedge around it at least 2.5 times, lacing wire (Zinc PVC coated) of 2.20mm (I.D)/3.20 mm (OD), VC coating thickness of 0.50 mm nominal, 0.38 mm minimum, Mesh opening size 150 mm × 150 mm and with average weight per unit being 12 Kg with additional 3% of the weight of box for lacing wire supplied separately, supporting the facing of the box with zinc coated steel wire of required length as directed, complying with ASTM and European norms.

Filling and laying in cage with silt filled Geo bags of size 1.03m X 0.70m including excavation of specified silt from flood plain or adjacent chars within a distance of 90m of the work site, filling geo bags with silt having minimum weighing 126.00 Kg and minimum volume 0.084 cum after filling ,double locking chain stitching the mouth of the filled bags with polypropylene thread by power driven double needle machine, stacking the same in batches of 100, carrying the same to the dumping site including all handling charges and local carriage within a distance of 150m and laying properly. in cages made of wire netting sheets of size 2.57x1.66m of 8G galvanized wire making the cage from 2 nos. of wire netting sheet by tying the projected wires complete as directed. (Geo Bag , Wire Netting Sheets and Polypropylene thread will be supplied by the department free of cost) Without Boat

Supply of sewing thread/Yarn PPMF stitching thread (2000 Den,Kaplon) including payment of all taxes. For B-Type & A-Type Geo Bag

Construction of temporary shed

M.S. Plate 6mm thickness for skin plate

M.S.Channel 175X75X6mm for shutter stiffener.

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

"J" type rubber seal 125mm.

Making and supply of C.I. roller with suitable collar 10-12 mm & centre hole 10-20 mm as per direction (machine finished) 100 mm X 150mm

"F"shaped roller bracket made of 10 mm thick plate of size 75 X 200 mm with hole as per direction to accommodate with the roller size

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

Nuts and Bolts (Assorted size).

M.S.Washer.

M.S.Electrode 8 swg.

M.S.electrode 10 swg.

Antisol red oxide paint

Red oxide primer.

Turpentine oil.

Nylon rope.

Painting brush 3".(10 nos.)

Steel wire Brush.

Filled oxygen gas

Filled DA gas

Waste cotton

H.S.Diesel for A.c.generator sets.

Mobil oil for welding sets.

Grease

Supply of M.S. shaft (best quality) of diameter d) 75 mm

Thread cutting(square) 1 TPI/ 2TPI including fine finishing and making hole in one end as per direction for sizes as given below d) 75 mm

C.I.Boss with internal thread cutting 1 TPI/2 TPI making groove or bearing slot for lock plate and 1.5" drill for providing handle as per direction for the following sizes c) 150mm X 200mm

H.D.Thrust ball bearing (best quality) 75 mm dia

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

Counter weight holder

C.I.Pulley 16 mm to 25 mm dia. With center hole as per direction (machine finished) 125 mm

C.I.Pulley 16 mm to 25 mm dia. With center hole as per direction (machine finished) 150 mm

Pulley stand made of 100X50 mm channel for a) 125 mm

Pulley stand made of 100X50 mm channel for a) 150 mm

M.S.Base plate 300 X 300 mm of the following thickness as per direction including supply of materials (machine finished) a) 10 mm

M.S.Lock plate 300 X 300 mm of the following thickness as per direction including supply of materials (machine finished) a) 8 mm

Clamp for lock plate.

M.S.Electrode 8 swg.

Nuts and Bolts (Assorted size).

M.S.Washer.

Pulley pin of 16 mm dia.

Steel wire rope (tested quality) of the following sizes (ISI standard) b) 19 mm

"U"Clamp 19mm dia.

Shaft pin with length up to 150mm for the following diametres c) 20mm

Distant tube with pin of the following size (machine finished) b) 100 X 12 mm

G.I. pipe 25 mm dia.

Channel size 200 X 75 mm for guide installation.

200 X 75mm channel for top and bottom channel.

Separator stud with nut on both end with tube of length 250 mm to 460 mm

M.S.Electrode 8 swg.

M.S.Electrode 10swg.

M.S.Angle 75 X 75 X 6mm for anchoring.

Nuts and Bolts (Assorted size )

Washer

M.S.Plate 6mm for guide channel base connection.

Filled oxygen gas

Filled DA gas

Antisol red oxide paint for guide channels etc.

Red oxide primer for guide channels etc.

M.S.Plate 6mm.

M.S.Angle 45 X 45 x 6mm for cross bar , railing.

M.S.Angle 75 X 75 X 6mm for post support etc.

M.S.Electrode 8 swg.

M.S channel 200 x 75mm, for support bar.

Filled oxygen gas

Filled DA gas

Gas cutting nozzle.

Arc welding holder 600 Amp.

Arc welding mask.

Arc welding dark glass.

Arc welding cable 450 Amp.

HSD diesel for fabrication & installation.

Mobil

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

Grease (HD)

Nuts and Bolts (3/8", 5/8",7/8").

M.S.Washer.

Leather hand gloves

Nylon rope 16mm to 20mm.

Hire charge of crane with capacity 3 ton with operator excluding fuel & lubricant

Coarse Sand

Cement

Timber planks (2nd class)

Stone aggregate 20mm down

M.S. Chain of size 8 mm

Lock & Key 55 mm

Iron patent nails of different size

First aid kit (comprising of items like band-aid, dettol100mL, iodine solution, antiseptic cream, scissor, cotton, bandage, burnol, spray etc.

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

Tarpaulin sheet for camping

Matured Jati Bamboo 60mm to 75 mm dia and 5m to 6m ong

Galvanized wire 12 Gwire

Hacksaw blade 1.5"X12" double ended

H.S Diesel for carrying generator and T&P materials from workshop to site and vice-versa by Departmental vehicle. Total distance: 80 KMX2X8 trip=1280 KM and also for 2 ton truck

Hire charge of diesel truck with driver and helper but excluding fuel and lubricant 2 ton capacity

Supply of ordinary labour (inclusive of all taxes) (10 nos. X 14 days = 140 mandays)

M/S STAR CONSTRUCTIONS