Immediate measures and restoration of flood damages of nose armouring and recoupment of old check bundh no. 3 at Banpuroi Jamguri on R/B of B/Dyke from Jamguri to Kharoi outfall under SDRF for 2020-21

Amount

Item :Earth work in embankment by Tractor-trailer carriage inlocally available ordinary soil excluding rocky soil free fromroots & vegetation and filling in uniform layers not exceeding22 cm. thick including ploughing or roughening or benching theseats, removing all debries, breaking clods up to 2.5 cm cube,dressing as per design section including payment of forestroyalty if any, etc. complete as directed. (10% deduction will bemade from the section measured quantities of the completedand compacted earth work on account of shrinkage)

Earthwork in bank trimming to the designed section /slope including removing the soils at a safe distance, complete as directed.(Qty. as per st. no1)

Supply of Geo-textile bags of Type-B (Size 2.00m x 1.50m), inner dimension made of composite layers of geo-textile as per specifications below : Woven Geo-textile for the outer cover. The woven geo textile is woven with UV resistant slit film tape fibre with MAVR values of the following properties. 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.# Weight (ISO-9864/ASTMD 5261) ≥250 Gms/Sqm. #Tensile strength(MD) ( ASTMD 4595) ≥35 KN/m# Tensile strength(CD) ( ASTMD 4595) ≥35 KN/m# Tensile Elongation ( ASTMD 4595) ≥5% & ≤30%  Grab Elongation ( ASTMD 4632) ≥5% & ≤30% Tensile strength ( ASTMD 4632) = 1.5 KN  UV resistance( ASTMD 4355) = 70%/500 hrs Non woven Geo-textile for the inner layer It is needle punched non woven geo-textile made of 100% polypropylene staple fibers which are formed into a random network for dimensional stability. It should resist UV degradation, rotting and alkalis.  Weight (ISO-9864/ASTMD 5261) ≥300 Gms/Sqm.  Tensile strength(MD) ( ASTMD 4595) ≥12 KN/m  Tensile strength(CD) ( ASTMD 4595) ≥12 KN/m  Tensile Elongation ( ASTMD 4595) ≥5% & ≤30%  Grab Elongation ( ASTMD 4632) ≥5% & ≤30%  Tensile strength ( ASTMD 4632) = 1.5 KN  UV resistance( ASTMD 4355) = 70%/500 hrs (Bags are to be supplied of 100 numbers or part in a bundle, properly packed with name of Manufacturer and Batch Number is to be marked on each bag with “WRD Govt of ASSAM” to be printed on each bag and mentioning properly the GSM and type of Geo bag polymer. Test Certificate from approved NABL accredited and ISO Certified Laboratory should invariably be submitted against each batch of material).FOR GUWAHATI

Item :-Filling and laying of nonwoven Geo-textile bag of dimension2.00mx1.50m including excavation of sand from flood plain oradjacent chars within a distance of 90m of the work site, filling geobags with sand having minimum volume 0.612 cum after filling,double locking chain stitching the mouth of the filled bags withpolypropylene thread by power driven double needle machine,laying at proper site including all handling charges and localcarriage within a distance of 100m complete as directed. (sand, Geo Bag and Polypropylene thread will be supplied by the department free of cost) i) without boat

Item :-Filling and laying of nonwoven Geo-textile bag of dimension2.00mx1.50m including excavation of sand from flood plain oradjacent chars within a distance of 90m of the work site, filling geobags with sand having minimum volume 0.612 cum after filling,double locking chain stitching the mouth of the filled bags withpolypropylene thread by power driven double needle machine,laying at proper site including all handling charges and localcarriage within a distance of 100m complete as directed. (sand, Geo Bag and Polypropylene thread will be supplied by the department free of cost) ii) with boat

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 having thickness not less than 3.00 mm with minimum properties as (i) Tensile strength (CD) ≥ 24 KN/m (ii) Tensile strength (MD) ≥ 22 KN/m (iii) Mass ≥ 400.00 Gm/m ² (iv) CBR Puncture strength ≥ 4100 N/m2 (v) Elongation @ break (Warp) ≥ 54% (vi) Elongation @ break (Weft)≥ 52% (vii) Abrasion ≥ 70 % (viii) UV Resistance @ 500 hours ≥ 70% (ix) AOS ≤ 75 micron (x) Permittivity ≥ 1.25, (xi) Trapezoidal Tear Strength ≤ 520 N (xii) Permeability = 45Lt/m2/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 or part in a bundle, properly packed with name of Manufacturer and Batch Number is to be marked on each bag with “WRD Govt of ASSAM” to be printed on each bag and mentioning properly the GSM and type of Geo bag polymer. Test Certificate from approved NABL accredited and ISO Certified Laboratory should invariably be submitted against each batch of material). FOR GUWAHATI

Item :- Filling and laying of Geo bags of size 1.03m X0.70m including excavation of sand 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 as directed. (sand,Geo Bag and Polypropylene thread will be supplied by the department free of cost) i)Without Boat

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 “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) FOR GUWAHATI

Labour charge for laying of Geo-febric sheet as filter below pitching including anchorage and complete as directed

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 dnver and handyman completed as directed (Distance to be calculated with resDect to FOR Guwahati) TOTAL DISTANCE=300KM

Carriage of Geo Bags of size 1 03 x 0 70 m including toading & unloading , Stacking cosl of POL ,etc complete and including hire charge of truck with driver and handyman completed as directed (Distance to be calculated with resoect to FOR Guwahati) TOTAL DISTANCE=300KM

Carriage of300GSM Geo sheetincluding toading & unloading , Stacking cosl of POL ,etc complete and including hire charge of truck with driver and handyman completed as directed (Distance to be calculated with resoect to FOR Guwahati)TOTAL DISTANCE=300KM

Supply of sewing thread/Yarn PPMF stitching thread (2000 Den,Kaplon) including payment of all taxes.

Item : Supply of R.C.C. Porcupine member of size 0.10m × 0.10m × 3.00m with cement concrete proportion 1 :2:4, reinforced by 4 Nos. of 8mm dia TMT bar. and 4mm dia (8G) wire stirrups at 15cm. C/C with 2 (two) nos of holes of 20mm dia at 50 cm inside from both sides in the same face and in the other face of member another 2 (two) nos. of holes of size 20mm dia at 65 cm inside from both ends including properly curing for 28 days and supply at specified stackyard complete as directed.

Item : Labour charge for launching of R.C.C. Porcupine including carriage of R.C.C. porcupine members of size 0.10m × 0.10m × 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 25 Cm long M.S. Nuts and bolts and launching the porcupine properly as directed. (Lead up to 150 m) 1)Launching without Boat

Item : Labour charge for launching of R.C.C. Porcupine including carriage of R.C.C. porcupine members of size 0.10m × 0.10m × 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 25 Cm long M.S. Nuts and bolts and launching the porcupine properly as directed. (Lead up to 150 m) ii) Launching by boat:

Item : Local carriage of porcupine Members by diesel truck of 10 M.T. capacity including loading at stackyard and unloading at river bank upto an average lead of 10KM and all lift complete as directed.

Item :Construction of temporrary shed of two roof with mud plinth of0.45 m height above ground level with Bhaluka bamboo post 1.5m apart driven at atleast 0.75 m below ground and height aboveplint 2.5m. Split Jatti bamboo wall mud plastering white washing2 coats, 10 cm thick touch roofing over bamboo rua frame placingat 0.15 m clear apart fitted with bamboo kamies from binding doors and windows with Bamboo Chattai strengthening withBamboo frame binding with wire etc compple as directed. (UsingBhaluka Bamboo at the rate of 6.00 nos/ Rm & Jati Bamboo at therate of 61.00nos / Rm) a). With whole Jati bamboo rua frame

PARTHA PRATIM HAZARIKA

S.A. ENTERPRISE