A/E works at different reaches of Kulshi river on its B/B at Satiapara area.

Amount

Earth work in excavation of drainage channel by mechanical means to the proper grade and slopes as required includin disposing the excavated debris/soil to a safe distance of minimum 50m distance, etc. complete as directed. For lead upto 50 m and all lifts 2.07.1 Normal Soil

Collection of river boulder of size 23cm to 30cm in average and minimum Weight 30 Kg having (i) specific gravity not less than 2.65, (ii) Aggregate Chrushing <30% (wearing) & < 45% (non wearing) (III) Impact Value(%) max <30% (wearing) & < 45% (non wearing) and (IV) Abration Value(%) <30% (wearing) & < 50% (non wearing)( Materials conforming to IS 2386 part III & IV 1963) free from dust, dirt and other foreign materials including necessary carriage and stacking in regular measurable stacks at site, monopoly, etc. (10% under sized (not less than 10 cm) boulder is allowable for packing/filling the gaps occurred during execution of works) Complete as directed.(15% deduction will be made from the stack measured quantities on account of void).

Hexagonal Wire Netting Roll made of 8 SWG wire triply twisted 152mm mesh of size 15.24m x 3.66m longitudinal.Weight of each roll should not be less than 83 kg / roll

Construction and supply of Wire -netting box of size 1.50m × 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 woth an additional layer of PVC coating with mesh type of 10 × 12 as per EN 10223 & ASTM A975, mesh wire of 2.70 mm (I.D) /3.70 mm (OD) tensile strength of 450-500/mm2, edge wire slevdge around it at least 2.5 times, lacing wire (zinc PVC coated ) of 2.20mm (I.D) /3.20mm (OD), VC coating thickness of 0.50mm nominal, 0.38 mm minimum, Mesh opening size 150mm × 150mm and with average weight per unit being 12 k with additional 3% of the weigth of box for lacing wire supplied separately, supporting the facing of the box with zinc coated steel wire of required length as directed, compling with ASTM and Europian norms.

Labour charge for dumping boulder in sausage made of hexagonal wire netting rolls of size (15.24x3.66) m cutting the netting as required making the sausage by tying the projected ends with 8G wire including supplying & tying the wire at every joint after filling the sausage with boulders properly and launching in places handling charges including site carriage of boulder from stack yard/ dump site within a distance of 150 m. etc. complete as directed. (wire netting sheets to be supplied by the Department free of cost). 5.03.1. Without boat

Labour charge for dumping boulder in cage 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, filling boulder inside in cage, launching the same in position, including all handling charges and including site carriage of boulder from stack yard/ dump site within a distance of 150 m. etc. complete as directed.(wire netting sheets to be supplied by the Department free of cost). 5.01.1. Without boat

Local carriage of boulder, metal, gravel/sand etc. from the approachable site beyond 150m and up to 3.00Km from the work site including loading from stack and unloading at work site with 10 (ten) ton capacity truck, supplying P.O.L. etc. complete as directed.

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 0.15 m 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)

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 direct

Filling and laying in cage with sand/silt filled Geo bags of size 1.03m X 0.70m including 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 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) 8.02B.1 Without Boat

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

UJJALA SHARMA (BID ID -260391)