Protection of Pachim Tetelisora area under Kampur Revenue Circle from the avulsion of river Haria on its left bank.

Amount

Earth work in embankment by truck carriage in 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 4cm cube, dressing as per design section, etc. complete as directed. (10% deduction will be made from the section measured quantities of the completed and compacted on account of shrinkage)

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.

Earth work in excavation of drainage channel by mechanical means 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 upto 50 m and all lifts, Wet & Sticky Soil

Collection of broken stone metal of size 13 mm. to 38 mm in average free from dust, dirt and other foreign materials including local carriage and stacking in regular measurable stacks of approximate 1(one) m. height at quarry site, etc. complete as directed. Rate excluding C.P. & F.R.

Labour charge for making filter bed of required thickness with stone metal of size 13mm to 38mm over the trimmed surface of river bank/embankment., slope, including site carriage of metal within a distance of 150m etc. complete as directed

Collection of blasted boulder of size 23 cm. to 30 cm 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%n(Non - wearing) and iv. Abrasion Value (%) < 30% (Wearing) & < 50% (Non - wearing) (Materials conforming to IS 2386 part III & IV 1963) and free from dust, dirt and other foreign materials including local carriage and stacking in regular measurable stacks of approximate 1 (One) m. height at site, etc. complete as directed. (10% under sized (minimum 10 cm) boulder is allowable for packing/filling the gaps occurred during execution of works). (15% deduction will be made from the stack measured quantities on account of void)

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

Labour charge for dumping boulder in cage made of wire netting sheets of size 2.57 × 1.66 m of 8 G 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. (Without boat)

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 (i) Wide Tensile strength (MD) ≥15KN/m & Wide Tensile strength (CD) ≥15KN/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 ≥60l/m2/sec (viii)AOS ≤75micron (ix)UV Resistance @500 hours retained Tensile strength (MD) & (CD) ≥80% (x) Mass ≥ 300gm/m² (xi)Thickness at 2KPa ≥3mm. (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 dimensionsclearly 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).

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

Carriage of 300 gsm Geo sheet of including loading & unloading , Stacking cost of P.O.L., etc. complete and including hire charge oftruck with driver and handyman, etc. completed as directed.

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 wovenfabric manufactured from ultra violet stabilized polypropylene. Geo-textile used to manufacture geotextilebags should have high mechanical properties forenhanced durability along with enhanced puncture, abrasion and U.V. resistance characteristics. Geo-textileshould be inert to biological degradation and resistant tonaturally 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 arandom 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 with2500-3000 denier double line chain stitch with overlap withstitches 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, theGSM and type of polymer encrypted and stitched on topcorner and each bag is to be marked with “WRD Govt ofASSAM” to be printed distinctly. Test Certificate from approved NABL accredited and ISO CertifiedLaboratoryshould 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, etc. completed as directed.

Collection and supply of sand from approved quarty of specified grade for construction work free from debries and other forgen materals including payment of forest royalty/saies tax, etc.

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 of the 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 a distance of 100m complete as directed. ( Sand/silt, Geo Bag and Polypropylene thread will be supplied by the department free of cost) Without Boat

Preparation of stack yard of boulder/metal etc. including cutting light jungles and removing the same to a safe distance, leveling the ground , filling up depressions etc. complete as directed

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

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.

DURGA PRASAD UPADHYA

Yugant Infrastructure Private Limited