Protection of embankment from Halapara to Jartaluk village and its adjoining area from the erosion of Pagladia river

Amount

A . Supply of Geo textile bags of Type –A (1.03x0.70 m) made of Geo textiles non woven fabric sheets of 400 GSM manufactured from 100% virgin polypropylene (PP) fibre having thickness not less than 3.00 mm with minimum properties as (i) Tensile strength ≥24 KN/M (ii) Tensile strength (MD) ≥ 22 kn/m (iii) Mass ≥ 400.00 Gm/sqm (iv) CBR Puncture strength ≥4100 N/sqm (v)Elongation @break (Warp) ≥ 54% (vi)Elongation @break (Weft) ≥ 52% (vii) Abrasion ≥ 70% (viii) UV Resistance @ 500 hours ≥ 70% (ix) AOS not Less than 75 micron (x) Permittivity ≥ 1.25 (xi)Trapezoidal Tears Strength not less than 520 N Xii) Permeability = 45 ltr /sqm/sec (xiii)Seam strength = 80% of Geo textile 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 100 mm. ( Bags are to be supplied of 100 numbers or part in a bundle ,properly packed with name of Manufacturer and Batch Number is to be marked on each bag with WRD Govt of Assam to be printed on each bag and mentioning properly GSM and type of Geo bag polymer . Test Certificate from approved NABL accredited and ISO Certified Laboratory should inverbly be submitted against each batch of material ).

Carriage of Geo Bags of size 1.03 x 0.70 m including loading & unloading , Stacking cost of P.O.L. ,etc. complete and including hire charge of truck with driver and handyman completed as directed.(Distance to be calculated with respect to FOR Guwahati)

Filling and laying of Geo bags of size 1.03m X 0.70m including excavation of 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 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 150m and laying properly as directed. (Geo Bag and Polypropylene thread will be supplied by the department free of cost). Without Boat:

Filling and laying in cage with silt filled Geo-Bag of size 1.03 x 0.70 m including excavation of silt from flood plain or adjacent chars within a distance of 90 m of the work site filling geo bags with silt having minimum weight 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 150 m and laying properly in cages made of wire netting sheets of size 2.57 m x 1.66 m of 8G. galvd. Wire making the cage from 2 nos. of wire netting sheets 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 taxes.( Inclusive of labour cess 1%)

Supply of non-woven Geo-textile fabric sheets of 300 GSM manufactured from 100% virgin Polypropylene (PP) fibre with minimum properties as (i) Tensile strength ≥ 12 KN/m (ii) Mass ≥ 300.00 Gm/m ² (iii) CBR Puncture strength ≥ 3.5 KN (iv) Elongation at break ≥ 60% (v) Abrasion ≥ 70 % (vi) UV Resistance @ 500 hours ≥ 70% (vii) AOS ≤ 75 micron (ix) Permittivity ≥ 1.25, (x) Trapezoidal Tear Strength ≤ 340 N (xi) Permeability = 2.00 x 10 ̄ ³ m/sec (xii) Seam strength = 80 % of geotextiles 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 100 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 clearly on each bundle 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)FOR GUWAHATI

Carriage of 300 gsm Geo sheet of including loading & unloading , Stacking cost of P.O.L. ,etc. complete and including hire charge of truck with driver and handyman completed as directed.(Distance to be calculated with respect to FOR Guwahati)

Labour charge for laying Geo fabric sheet as filter below pitching including anchoring and complete as directed..

Supply of Galvd. Wire netting sheets made of 8G wire of 152 mm (6’) square mesh in each sheet of overall size 2.57x1.66 m (8’6”x5’6”) including 76 mm projection of each wire on all side beyond the net Size of 2.24m x 1.31 m (8’ x 5’) having knots of 12 G at every joints including loading / unloading and Stacking properly complete as directed by the department. ( weight of each sheet should not be less than 6.30 kg)

Carriage of wire netting sheets of size 2.57 X 1.66 m made of 8 G wire of 152mm Sq. mesh including loading & unloading , Stacking cost of P.O.L. ,etc. complete and including hire charge of truck with driver and handyman completed as directed.

Excavation of roadway in soil with hydraulic excavator 0.90 cum bucket capacity including cutting and loading in tippers ,trimming bottom and side slopes ,in accordance with requirements of lines ,grades and cross section and transporting to the embankment location with a lift up to 1.50 m and lead upto 1000 m as per Technical Specification clause 302.3

Supply of R.C.C. Porcupine member of size 0.10m × 0.10m × 3.00m with cement concrete proportion 1 :2:4, reinforced by 4 Nos. of 8mm dia TMT bar. and 4mm dia (8G) wire stirrups at 15cm. C/C with 2 (two) nos of holes of 20mm dia at 50 cm inside from both sides in the same face and in the other face of member another 2 (two) nos. of holes of size 20mm dia at 65 cm inside from both ends including properly curing for 28 days and supply at specified stackyard complete as directed.

Labour charge for launching of RCC Porcupine including carriage of RCC porcupine members of size 0.10m × 0.10m × 3.00m from the stack yard to the place of launching ,erection of the Porcupine with 6 (six) members properly, supply & fitting/fixing with 12 mm dia 25 Cm long M.S. Nuts and bolts and launching the porcupine properly as directed. (Lead up to 150 m)

HARESWAR BARO