Water Resources Department Tender

Supply of Geo-textile bags of type-A (size 1.03X0.70M), inner dimension 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 Bag of size 1.03X0.70 m/1.0 X 0.7m including loading and unloading, stacking etc. complete and including hire charge of truck with driver and handyman , cost of POL etc. complete as directed. (Distance to be calculated from Divisional Store) Distance= 4km

Supply of Galvanized Wire Netting Sheet made of 8 SWG wire 152mm square mesh in sheet 2.57m x 1.66m with longitudinal wire at 152 mm center and 76mm projection of each wire on all sides beyond the net size of 2.42m x 1.5m having knots of 12 SWG at every joints, weight of each sheet should not be less than 6.3 kg/ sheet.

Carriage of wire netting sheets of size 2.57 X 1.67 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, etc. completed as directed. (Distance to be calculated from divisional store) Distance= 4 km

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 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 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)

Carriage of Geo Bags of size 2.00 x 1.50 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 from Divisional Store) Distance= 4km

Supply of Sewing Thread/Yarn PPMF Stitching Thread (2000 Den. Kaplon)

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 and unloading, stacking, cost of POL etc. complete and including hire charge of truck with driver and handyman complete as directed. (Distance to be calculated from Divisional Store) Distance= 4 km

Collection and supply of brick bats 10-40 mm size to work site including loading, unloading, transportation and stacking in measurable stacks including sale tax, compensation if any, etc. complete as directed.

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

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 of soling stone, brick bats, broken stone metal, sand gravel etc. on approach road including ramming dressing the seat and local carriage of materials up to a distance of 60 m complete as directed.

Filling and laying in cage with sand/silt filled Geo bags of size 1.03m X 0.70m excluding excavation of specified sand/silt from flood plain or adjacent chars within a distance of 90m of the work site, filling geo bags with sand 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/ cage and Polypropylene thread will be supplied by the department free of cost) Without Boat

Filling and laying of nonwoven Geo-textile bag of dimension 2.00mx1.50m excluding excavation of specified sand/silt from flood plain or adjacent chars within a distance of 90m ofthe work site, filling geo bags with sand 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 adistance of 100m complete as directed. (Sand/silt, Geo Bagand Polypropylene thread will be supplied by the department free of cost) With Mar Boat

Filling and laying of Geo bags of size 1.03m X 0.70m excluding excavation of sand/silt from flood plain or adjacent chars within a distance of 90m 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 150m and laying properly as directed. (sand/silt, Geo Bag and Polypropylene thread will be supplied by the department free of cost) Without Boat

Collection and supply of River silt by truck carriage free from debries and other foreign material, etc. complete as directed. By manual Means For initial upto 1.00 km & for all lifts. For beyond initial 1 km & upto 10.00 km & for all lifts. Total lead= 8 km

Supply of Pre stressed Cement Concrete (PSC) Porcupine members of size 0.10m X 0.10mX 3.00m with M-30 grade of cement concrete conforming to IS 1343 : 2012 using super-plasticizer @1.2 lit/bag of cement with graded broken coarse aggregates up to 20mm size down conforming to IS 10262:2009 & IS 456:2000 and reinforced with 4 Nos. of 4 mm dia high tensile steel wire cable / strand with necessary cover and 4 mm high tensile stirrups at 250mm C/C, in conformity with IS 6403:R2002 and stressed to required strength not exceeding 9.18 N/mm, holes of 16 mm dia at 50 cm inside from both ends in the same face and in either face of post another 2 Nos. of holes of size 16 mm dia at 65mm inside from both ends including properly curing for 21 (twenty one) days and carriage of porcupine members from factory to the stack yard within a distance up to 50 Km including loading, unloading & stacking complete as directed.

Carriage of PSC porcupine members of size 0.10m X 0.10m X 3.00m from Stack yard to Work Site including loading, unloading & stacking Distance= 4 km

Labour charge for launching of PSC Porcupine including carraiage of PSC porcupine members of size 0.10m x 0.10m x 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 25cm long M.S. Nuts and bolts and launching the porcupine properly as directed (Lead up to 150m) (A) Launching Without Boat

Labour charge for launching of PSC Porcupine including carraiage of PSC porcupine members of size 0.10m x 0.10m x 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 25cm long M.S. Nuts and bolts and launching the porcupine properly as directed (Lead up to 150m) (B) Launching With Boat

Earth work in excavation of foundation of filter drain in all kinds of soil to the designed section and level as per direction and depositing the spoil earth to the safe distance place as directed where necessary including dressing, ramming, bailing out water etc. complete as directed .

Labour for filling inverted filter drain both horizontal/ vertical/filter medium with river shingles of size 20-40 mm in layers, river boulder of size 50-100mm / brick bats of size 10-40mm to the designed section and levels including local carriage of materials from a distance of 150m complete as directed.

Excavation for Structures 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. Ordinary soil Upto 3 m depth

Collection of river gravel & shingles of size 20mm to 40mm in average free from dust, dirt and other foreign materials including necessary carriage and stacking in regular measurable stacks at quarry site, monopoly, etc. Complete as directed. (7.5% deduction will be made from the stack measured quantities on account of void)

Earth work in embankment by mechanical means by truck carriage in ordinary/normal soil excluding sandy and rocky soil free from roots & vegetation and stacking in regular measurable stacks at suitable places including clearing debries, breaking clods up to 4 cm cube, excluding payment of forest royalty if any, etc. ( 12.50 % deduction will be made from measured quantities on account of shrinkage) For initial lead upto 1 Km and for all lifts For every Km extra lead beyond initial lead of 1 km & upto 10 kms Total Lead= 2 km

Spreading of earth stacks over the crest and slope of embankment and places as directed in uniform layer of 22 cm. thick including breaking clods, dressing, ramming etc complete where necessary including dressing of the embankment, etc. complete as directed.