Water Resources Department-WRD has published Tender For Protection Of Raw Water Treatment Plant Of Oil India Limited At Nalani Pather, Duliajan. Submission Date for this Tender is 04-01-2023. Water Treatment Plant Tenders in dibrugarh Assam. Bidders can get complete Tender details and download the document.
| Sl. No. | Item Description |
| 1 | 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.) |
| 2 | 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. |
| 3 | 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) |
| 4 | 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 directed. (Distance to be calculated from Guwahati) |
| 5 | Supply of Geo Bags Type-B (Size 2.00 m × 1.50 m 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 woven fabric manufactured from ultra violet stabilized polypropylene. 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. 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 a random 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 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. (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, 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) |
| 6 | Carriage of Geo Bags of size 2.00 × 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. (Distance to be calculated from Guwahati) |
| 7 | 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. Wide Tensile strength (MD) = 15kN/m & Wide Tensile strength (CD) = 15kN/m, Elongation (MD) = 50% & Elongation (CD) = 50%,Abrasion = 95%,Trapezoidal Tear Strength (MD) = 340 N & Trapezoidal Tear Strength (CD) = 340 N,CBR Puncture strength = 3000 N, Permittivity = 1.25 s-1,Permeability = 60l/m2/sec, AOS = 75micron, UV Resistance @ 500 hours retained Tensile strength (MD) & (CD) = 80%,Mass = 300gm/m², Thickness at 2KPa = 3 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 & its dimensions clearly 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). |
| 8 | Carriage of 300 gsm Geo sheet of 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. (Distance to be calculated from Guwahati) |
| 9 | Supply of Sewing Thread/Yarn PPMF Stitching Thread (2000 Den. Kaplon) |
| 10 | Construction and supply of Wire -netting box of size 1.50 m × 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 with 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 selvedge around it at least 2.5 times, lacing wire (Zinc PVC coated) of 2.20 mm (I.D)/3.20 mm (OD), VC coating thickness of 0.50 mm nominal, 0.38 mm minimum, Mesh opening size 150 mm × 150 mm and with average weight per unit being 12 Kg with additional 3% of the weight of box for lacing wire supplied separately, supporting the facing of the box with zinc coated steel wire of required length as directed, complying with ASTM and European norms. |
| 11 | 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 up to 50 m and all lifts Normal Soil |
| 12 | Labour charge for laying Geo fabric sheet as filter bellow pitching including carrying, lapping, wrapping & stitching as directed by the Engineer-in-Charge. |
| 13 | Filling and laying of Geo bags of size 1.03 m × 0.70 m including excavation of sand/silt of size more than 80 micron from flood plain or adjacent chars within a distance of 90 m 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 double stitched 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 150 m and laying properly as directed. (Geo Bag and Polypropylene thread will be supplied by the department free of cost) With Engine Boat |
| 14 | Filling and laying of Geo bags of size 1.03 m × 0.70 m including excavation of sand/silt of size more than 80 micron from flood plain or adjacent chars within a distance of 90 m 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 double stitched 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 150 m and laying properly as directed. (Geo Bag and Polypropylene thread will be supplied by the department free of cost) Without Boat |
| 15 | Filling and laying of nonwoven Geo - textile bag of dimension 2.00 m × 1.50 m including excavation of sand from flood plain or adjacent chars within a distance of 90 m of the work site, filling geo bags with sand/silt, 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 100 m complete as directed. (Geo Bag and Polypropylene thread will be supplied by the department free of cost) With Engine Boat |
| 16 | Filling and laying in cage with sand/silt filled Geo bags of size 1.03 m × 0.70 m including excavation of sand/silt from flood plain or adjacent chars within a distance of 90 m 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 150 m and laying properly. in cages 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 complete as directed. (Geo Bag, Wire Netting Sheets and Polypropylene thread will be supplied by the department free of cost). Without Boat |
| 17 | Supply of Pre stressed Cement Concrete (PSC) Porcupine members of size 0.10 m × 0.10 m × 3.00 m with M - 30 grade of cement concrete conforming to IS 1343:2012 using super-plasticizer @1.2 lit/bag of cement with graded broken coarse aggregates up to 20 mm size down conforming to IS 10262:2009 & IS456:2000 and reinforced with 4 nos. of 4 mm dia. high tensile steel wire cable/strand with necessary cover and 4 mm high tensile stirrups at 250 mm C/C, in conformity with IS-6403:R2002 and stressed to required strength not exceeding 9.18 N/mm, holes of 16 mm dia. at 50 cm inside from both ends in the same face and in either face of post another 2 nos. of holes of size 16 mm dia. at 65 mm inside from both ends including properly curing for 21 (Twenty one) days and carriage of porcupine members from factory to the stack yard within a distance up to 50 Km including loading, unloading & stacking complete as directed. |
| 18 | Carriage of PSC porcupine members of size 0.10 m × 0.10 m × 3.00 m from Stack yard to Work Site including loading, unloading & stacking |
| 19 | Labour charge for launching of PSC Porcupine including carriage of PSC porcupine members of size 0.10 m × 0.10 m × 3.00 m 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) Launching with boat |
| 20 | Labour charge for launching of PSC Porcupine including carriage of PSC porcupine members of size 0.10 m × 0.10 m × 3.00 m 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) Launching without boat |
| 21 | Construction of whole Bholuka Bamboo double Screen with matured Bholuka Bamboo stacks 75 mm to 100 mm dia., placed at 30 cm clear apart (i.e. 40 cm C/C) driven 4.00 m to 4.50 m below ground and 3.0 m to 3.50 m above ground with hydraulic driving equipment including hire charge of equipment, cost of P.O.L. etc. and providing with 1 (One) row of horizontal half Jati bamboo kamies tied with galvanised wire of 16 G to 18 G etc. complete as directed. (Using Bhaluka Bamboo at the rate of 240.00 nos./Rm & Jati Bamboo at the rate of 9.60 nos./Rm) |
| 22 | 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 least 0.75 m below ground and height above plinth of 2.5 m. 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 61.00 nos./Rm) |
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