Water Resources Department Tender

Medium Jungles: Clearing medium jungles and trees up to 15 cm. girth including cutting, uprooting roots and stumps, removing them from the site of the work, etc. complete as directed. (When 30% to 60 % of the area is covered by shrubs, trees etc.)

Earth work in embankment by Mechanical means by truck carriage with locally available ordinary/normal soil excluding sandy and rocky soil free from roots & vegetation and filling in uniform layers not exceeding 25 cm thick including ploughing or roughening or benching the seats, removing all debries, breaking clods up to 4 cm cube, dressing as per design section and compaction in layers not exceeding 30 cm in thickness and core cutter soil test at every layer and every 500 m distance, etc. complete as directed. A. Compaction with three wheel static roller of 80-100 kN capacity For initial lead up to 1 Km and for all lifts

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)