Immediate measures to restore Namtemera area from the flood damages of river Gelabeel under SDRF for 2019-20.

Amount

Supply of Geo-textile bags of type-A (1.03X0.70M) inner dimension made of Geotextile non-woven fabric sheets of 400 GSM manufactured from 100% virgin Polypropylene (PP) fibre having thickness not less than 3.0mm with minimum properties as (i) Tensile strength (CD) ≥ 24.0 KN/m (ii) Tensile Strengthh(MD)≥ 22.0 KN/m(iii) Mass ≥ 400.00 Gm/m ² (iv) CBR Puncture strength ≥ 4100N/sqm. (v) Elongation @ break (Warp) ≥ 54% (vi)Elongation at break((Weft)≥ 52% (vii)Abration ≥ 70% (viii)UV Resistance @ 500 hours ≥ 70% (ix) AOS ≤ 75 micron (x) Permittivity ≥ 1.25, (xi) Trapezoidal Tear Strength ≤ 520 N (xii) Permeability = 45 lit/Sqm/sec (xiii) Seam strength = 80 % of geotextiles 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 the name of Manufacture & batch nuber is to be marked on each bag with WRD Govt.of Assam to be painted on each bag and mentioning the property of GSM and type of Geo bag polymer.Test certificate from appvd.NABL accorded and ISO certified labortory should invaiby supplied against each batch of Geo bag. (Including transportation of Geo bags from Guwahai to work site)

Supply of non-woven Geo-textile fabric sheets of 300 GSM manufactured from 100% virgin Polypropylene (PP) fibre with minimum properties as (i) Tensile strength ≥ 12 KN/m (ii) Mass≥ 300.00 Gm/m ² (iii) CBR Puncture strength ≥ 3.5 KN (iv) Elongation at break ≥ 60% (v)Abrasion ≥ 70 % (vi) UV Resistance @ 500 hours ≥ 70% (vii) AOS ≤ 75 micron (ix)Permittivity ≥ 1.25, (x) Trapezoidal Tear Strength ≤ 340 N (xi) Permeability = 2.00 x 10 ̄ ³ m/sec (xii) Seam strength = 80 % of geotextiles 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.(Each Roll of Geo Fabric Sheet should be supplied in properly packed Bundles and should be marked with the Name of Manufacturer & Batch Number clearly on each bundle with “WRDGovt of ASSAM” to be printed on it and mentioning properly the GSM and type of polymer andTest Certificate from approved NABL accredited and ISO Certified Laboratory shouldinvariably be submitted against each batch of material)

Earthwork in bank trimming to the designed section /slope including removing the soils and depositing on bank/toe of proposed structures As directed by the department. including clearing light jungles,debries and other foreign materials etc. with all lead & lifts,etc

Supply of galvd.wire netting sheet made of 8 G wire 152 mm square mesh in sheet of size 2.54 m x 1.66 m i/c 76 mm projection of each wire on all sides beyond this net size 2.41m x1.51m having knots of 12 SWG i/c loading, unloading ans stacking properly complete as directed.

Felling and laying in case with silt filled of Geo- bags of size 1.03 x 0.70 m excluding excavation of silt from flood plain or adjacent chars within a distance of 90m of the work site, filling bags with sand having minimum weighing 126.00 kg and minimum vol. 0.084 cum after filling,double locking chain stitching the month 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 cases made of WN sheet of size 2.57m x 1.66 m of 8G galvd.wire making the case with 2 nos.of W.N sheet tying the projected ends complete as directed. (silt, Bags and polypropylene thread and W.N sheets will be supplied by the department free of cost.) i) Without Boat

Felling and laying in case with silt filled of Geo- bags of size 1.03 x 0.70 m excluding excavation of silt from flood plain or adjacent chars within a distance of 90m of the work site, filling bags with sand having minimum weighing 126.00 kg and minimum vol. 0.084 cum after filling,double locking chain stitching the month 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 cases made of WN sheet of size 2.57m x 1.66 m of 8G galvd.wire making the case with 2 nos.of W.N sheet tying the projected ends complete as directed. (silt, Bags and polypropylene thread and W.N sheets will be supplied by the department free of cost.) ii) With Boat

Felling and laying of Geo- bags of size 1.03 x 0.70 m excluding excavation of silt from flood plain or adjacent chars within a distance of 90m of the work site, filling bags with sand having minimum weighing 126.00 kg and minimum vol. 0.084 cum after filling, double locking chain stitching the month 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 as directed. ( Bags and polypropylene thread will be supplied by the department free of cost. i) Without Boat

Labour charge for laying Geo fabric sheet as filter below pitching

Supply of Sewing Thread Yam PPMF Stitching Thread(2000 Den Kapion) i/e Payment of taxes

Collection and supply of river silt by T/C free from debrises & other foreign material i/c payment of forest royality etc.(for initial lead beyond 1/2 km and and upto 4 km for all lifts)

Carriage of W/N sheets of size 2.57 x 1.66 m made of 8wire of 152 mm sq.mesh i/c loading & unloading , stacking cost of POL etc.complete i/c hire charge of truck with driver 7 handyman complete as directed.( From ghy to work site)

Carriage of geo-bags of size 1.03 x 0.70m i/c loading & unloading , stacking cost of POL etc.complete i/c hire charge of truck with driver & handyman complete as directed.( From ghy to work site)

Carriage of geo-sheet sheets i/c loading & unloading , stacking cost of POL etc.complete i/c hire charge of truck with driver &7 handyman complete as directed.( From ghy to work site)

Cearing medium jungle & trees up to 15 cm girth i/c cutting , up rotting roots & suumps and removing them from the site of work etc. Complete as directed. (When 30% to 60 % of the area is covered by shrubs,trees etc)

Uprooting bamboo clumps where bamboo has been already removed i/c removing stumps to a distance as directed.

Construction of temporary shed of two roof with mud plinth of 0.45m height above ground level with Bhaluka bamboo post 1.5m apart driven at atleast 0.75m below ground and height above plinth 2.5m. Split Jati Bamboo wall mud plastering white washing 2 coats. 10cm 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 etc. complete as directed.(Using Bhaluka bamboo at the rate of 6.00 nos/Rm and Jati Bamboo at the rate of 61.00 nos/Rm)

Supply of ordinary labour inclusive of all taxes.

UTTAM BORAH

M/S STAR CONSTRUCTIONS

SRI RITU PARNA KONWAR

NK AGARWALLA