Restoration of Flood Damages at Rohmoria area on left bank of River Brahmaputra from Lokasoni to Litting Gaon at 2nd and 3rd Km.

Amount

Earthwork in bank trimming to the designed section /slope by mechanical means including removing the trimmed soils to a minimum distance of 30 m, complete as directed.

Supply of Geo-textile bags of type-A (1.03 × 0.70 m) 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 ≤ 75 micron, ix. UV Resistance @ 500 hours retained Tensile, strength (MD) & (CD) ≥ 80%, x. Mass ≥ 400 gm/m², xi. Thickness at 2KPa ≥ 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 100 mm. (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)

Carriage of Geo Bags of size 1.03 × 0.70 m including loading & unloading, stacking, etc. complete and including hire charge of truck with driver and handyman cost of POL etc. completed as directed. (Distance to be calculated from Guwahati) Distance = 460 KM

Supply of Geo Bags Type-B (Size 2.00 m × 1.50 m 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 geotextile 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 2KPa ≥ 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 Laboratory should invariably be submitted against each batch of material)

Carriage of Geo Bags of size 2.00 × 1.50 m including loading & unloading, stacking cost of P.O.L. etc. complete and including hire charge of truck with driver and handyman, etc. completed as directed. (Distance to be calculated from Guwahati) Distance= 460 KM

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).

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, etc. completed as directed. (Distance to be calculated from Guwahati) Distance= 460 KM

Supply of Rope Polypropylene (PP) Gabion of size 2 m × 2 m × 0.45 m having the following properties i. Mesh opening size 150 mm × 150 mm ii. Rope Diameter of 9.0 mm iii. Linear Density of rope ≥ 65.1 gm/m iv. Tensile Strength ≥ 1900 Kg v. Abrasion Resistance of rope after 1000 cycles ≥ 65% vi. CBR Puncture Strength ≥ 7000 Kg.;.

Carriage of Gabion box of size 2.0 m × 2.0 m × 0.45 m including loading & unloading, cost of P.O.L. etc. complete and including hire charge of truck with driver and handyman, etc. completed as directed. (Distance to be calculated from Guwahati) Distance= 460 KM

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

Filling and laying of Geo bags of size 1.03 m × 0.70 m including excavation of 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 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) With Engine Boat

Filling and laying of Geo bags of size 1.03 m × 0.70 m excluding 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 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. (Silt, Geo Bag and Polypropylene thread will be supplied by the department free of cost) Without Boat

Filling and laying of polypropylene gabion boxes 2.0 m × 2.0 m × 0.45 m filled with sand filled Geo bags of size 1.03 m × 0.70 m excluding 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 weighing 126.00 Kg 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 or part as directed carrying the same to the dumping site including all handling charges and local carriage within a distance of 150 m and laying properly. (Geo Bag, gabion box and Polypropylene thread will be supplied by the department free of cost) Without boat

Filling and laying of nonwoven Geo - textile bag of dimension 2.00 m × 1.50 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 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) With Engine Boat

Collection and supply of River silt by truck carriage free from debries and other foreign material, etc. complete as directed. By mechanical Means. For initial upto 1.00 km & for all lifts. For beyond initial 1 km & upto 10.00 km & for all lifts.

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

Supply of Sewing Thread/Yarn PPMF Stitching Thread (2000 Den. Kaplon) i/c payment of taxes

Ordinary / unskilled labour

Hire charge of engine boat with minimum 10 HP engine and load carrying capacity of not less than 3.00 ton along with operator and helpers excluding cost of P.O.L.

Construction of temporary shed of two roof with mud plinth of 0.45 m height above ground level with Bhaluka bamboo post 1.5 m apart, driven at atleast 0.75 m below ground and height above plinth of 2.5m. Split Jatti bamboo/tarza wall 10 cm thick touch roofing over bamboo rua frame, placing at 0.15m clear apart, fitted with bamboo kamies from binding doors and windows with Bamboo Chattai, strengthening with Bamboo frame binding with wire, roofing with TATA Shaktee roofing sheets etc., complete as directed. (Using Bhaluka Bamboo at the rate of 6.00 nos/ Rm & Jati Bamboo at the rate of 61.00nos / Rm)

ANUPAM NIRMAN PVT. LTD.