Closing of Avulsion Channel of River Jiadhal on its L/B by constructing Embankment along with bank protection works in the breach portion including Channelisation

Amount

Clearing grass and removal of rubbish up to a distance of 30 m outside the periphery of the area as per Technical Specification Clause 201. (i) By manual Means

Construction of Embankment with Material Obtained from Borrow Pits. Construction of embankment with approved material obtained from borrow pits with a lift upto 1.5 m, transporting to site, spreading, grading to required slope and compactin to meet requirement of Tables 300.1 and 300.2 with a lead upto 1000 m as per Technical Specification Clause 301.5. (ii) Govt. Land including Haulage of materials by tipper excluding cost of loading, unloading and stacking Case-II: Unsurfaced Gravel Road for 2Km

Turfing with Sods .Furnishing and laying of the live sods of perennial turf forming grass on embankment slope, verges or other locations shown on the drawing or as directed by the Engineer including preparation of ground, fetching of sods and watering as per Technical Specification Clause 309.

Excavation in Ordinary Soil (iii)Excavation in Soil using Hydraulic Excavator and Tippers with disposal upto 1000 m Excavation for roadwork in soil with hydraulic excavator of 0.9 cum bucket capacity including cutting and loading in tippers, trimming bottom and side slopes, in accordance with requirements of lines, grades and cross-sections, and transporting to the embankment location with a lift upto 1.5 m and lead upto 1000m as per Technical Specification Clause 302.3

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 properly packed bundles and shoulde be marked with the name of Manufacturer and Batch Number clearly on each bundles 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) Including Carriage from Guwahati to Worksite . Distance=450km

Labour Charges for carrying, transporting & laying of 300 GSM nonwoven Geo-textile fabric including wrapping stitching as per Instruction of Engineering Incharge.

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 geo-textile 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 hrsNon 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) Including Carriage from Guwahati to Worksite Distance=450km

Filling and laying of nonwoven Geo-textile bag of dimension 2.00mx1.50m 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 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. (Geo Bag and Polypropylene thread will be supplied by the department free of cost). Without boat .

Supply of G-Mat in double layered composite Geo-textile fabricated to form a three dimensional mattresses , the upper layer of the mattress being heavily woven with polypropylene fabric needle-punched with a mixture of U.V. stabilized green fibres and cut tape yarns with Upper Layer Properties as 1) Mass per unit area > 650 GSM, 2) Tensile Strength(MD) ≥ 70kN/m, 3) Tensile Strength(CD) ≥ 70kN/m 4) Tensile Elongation(MD) ≤ 25%, 5) Tensile Elongation(CD) ≤ 25%, 6) Pore Size < 0.35mm,7) Abrasion Resistance ≥ 35 %, 8) UV @ 500 hours ≥ 90% 9) Resistance to Oxidation @ 100°C for 28 days) ≥ 80% and Lower Layer Properties as 1) Mass per unit area > 400 GSM, 2) Tensile Strength(MD) ≥ 110kN/m, 3) Tensile Strength(CD) ≥ 90kN/m 4) Tensile Elongation(MD) ≤ 25%, 5) Tensile Elongation(CD) ≤ 25%, 6) Pore Size < 0.35mm,7) Abrasion Resistance ≥ 60 %, 8) UV @ 500 hours ≥ 90% 9) Resistance to Oxidation @ 100°C for 28 days) ≥ 80% . The sewing thread should be of high tenacity polyester and parallel stitches are to be continued positioned at 350 mm apart with a stitch length not exceeding 5 mm. (Each roll of G-Mat should be supplied in properly packed bundle 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( for both upper and lower layer) and types of polymer( for both upper and lower layer) and Test Certificate from approved NABL accredited and ISO Certified Laboratory should invariably be submitted against each batch of material) Including Carriage from Guwahati to Worksite. Distance=450km

Supply of 30 M long RME structure of vertical height 1.83m (6 feet) and bottom width 2.4m (8 feet), (having 35 chambers interconnected to make one chain - 30m long), interconnected baffle walls and periphereal surface of HSP, forming one section with all accessories necessary for connection of chains and anchors complete as per direction of engineer-in-charge. With the following specifications RME shall be made up of HS tape (laminated with min 30µ thick film) with (1) ultimate tensile strength of 27 kN/m in CD/MD as per ASTM D 4595; (2) wide width elongation of 12/9%; (3) trapezoidal tear of 445 N (ASTM D 533); (4) MULLEN BURST OF 2,930 KPa (ASTM D 3786); (5) permittivity of 0.05 S-1 (ASTM D 4491); (6) *UV of min 70% @500 hrs(ASTM 4355); all above values as MaxARV except * which is TYP of the agreed primary sample lot, and all are established as per sampling procedures defined in ASTM D 4354 for all 5 levels of testing forming the fundamental part of RME's QAP. All chambers of RME shall have 3x3' top opening for filling, be 6' vertically deep in the back tapering off into a 1:1 slope in front that ends in 1' vertical drop to the bottom base which shall measure 8' from the rear point. 35 such chambers/cells shall form one chain with proper water-proof joining arrangements at its both ends that shall end in flaps to over the first cell of the connected adjacent chain. Stitching shall be along the cellular periphery only with not less than 300 denier PET thread while ensuring the bends are curves and not rectangles, extending into subsequent stitch-lines up to a distance sufficient enough to ensure homogeneous bond joint strength. Stitching shall be as per ASTM D 4885. All RME shall be provided with due connection joints.

Labour charges for carrying, transporting ,levelling, Placing & Fillling of RME with excavator including holding stands etc complete & as per direction of Engineer-In Charge.(the rate excludes cost of filling materials)

Supply of Bi-axial extruded high modulus polypropylene geogrid/ Techgrid ( 20x20) confirming to MORTH SPECIFICATION for base reinforcement in apron having minimum tensile strength 20kN/m in the longitudinal & transverse direction with 7.5 kN/m & 15kN/m tensile strength at 2% & 5% strain respectively in the longitudinal & transverse direction,Junction effciency not less than 95% with 38mm x 38 mm mesh opening.

Labour Charges for carrying, transporting & laying of 20X20 Geogrid/Techgrid including wrapping stitching as per Instruction of Engineering Incharge.

Supply of HDPE Geocell (Techcell type, CE marked), 200 mm deep, TC330 with USWD-C/C 356, having density greater than 0.935 g/cm3 with multitude rhomboidal indentations, textured & perforated with horizontal rows of maximum 10mm dia holes. Performations within each row shall be 19mm on center. The quantity of perforations shall remove +/- 17% of cell wall area having 200mm cell depth with minimum sheet thickness of 1.20 mm & having yield strength of 18 kN/m . to complete the job as per drawing & direction of Engineer-In-Charge.

Labour Charges for carrying, transporting, laying, fixing & filling of HDPE Geocell 200 mm thick including acessories and equipmment as per Instruction of Engineering Incharge.

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

Supply of Pre stressed Cement Concrete (PSC) Supply of Pre stressed Cement Concrete (PSC) Porcupine members of size 0.10m X 0.10mX 3.00m with M-30 grade of cement concrete with grade of cement concrete conforming to IS 1343:2012 using super plasticizer @1.2 lit/bag of cement with graded broken coarse aggregates upto 20 mm size down conforming to IS 20262:2009 & IS 456:2000B and reinforced with 4 Nos. of 4 mm dia high tensile steel wire cable at four corners with necessary cover and 4mm high tensile stirrups at 250mm C/C, in conformity with IS-6403 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 65mm 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 20 KM including ,unloading & stacking complete as directyed (Including forest royalty and all taxes as admissible

Carriage of Porcupine members by Diesel truck of 10 MT capacity including loading at stack yard and unloading and stacking at river bank for all lift,complete as directed. Rate =1.68 Members/Km .Distance from Divisional store to work site = 15 Km. Therefore rate per member = 1.68x 16= 26.88

Labour charge for launching of R.C.C. / PSC Porcupine including carriage of R.C.C./ PSC 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) Without Boat

Supply of Ordinary Labour inclusive of all taxes.

Construction of temporrary 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 plint 2.5m. Split Jatti bamboo wall mud plastering white washing 2 coats, 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 etc compple as directed. (Using Bhaluka Bamboo at the rate of 6.00 nos/ Rm & Jati Bamboo at the rate of 61.00nos / Rm).

Supply of woven technical textile (240 GSM PPMF) made from white polypropylene, permeable fabric which is High Strength Multifilament Polypropylene yarns woven to provide following specifications: Tensile Strength in Machine Direction (IS-1969) ≥57 KN/M & Cross Machine Direction (IS-1969) ≥ 42 KN/M, Elongation at break in Machine direction & Cross machine direction(ASTM-D-4595) ≥ 25 %, CBR Puncture strength (ASTM-D-6241) ≥ 3500N, Trapezoidal Tear (ASTM-D-4533) ≥ 1100N, UV Resistance @ 500 hours (ASTM-D4355) ≥ 80%, Apparent opening size AOS (ASTM-D-4751) ≤ 0.425 mm, & finished edge being strong enough to be stitched together with 150mm lap to provide 95% original strength without defraying under a pull of 2.2 Kg. All values as per TYP.

Labour Charges for carrying, transporting & laying of woven technical textile (240 GSM PPMF) including wrapping over RME System.

Labour charges for carrying, transporting ,levelling, Placing & Fillling of double layered Geo textile, fabricated to form a three dimensional mattresses after filling sand at design slope, filled up with sand by pump, anchoring at the upper and lower end of slope of depth 1.00m x 0.75 m placing the mat by bending it into the trench, filling the trench by earth filled A-Type Geo-Bags, sides of mattresses in sloping direction stitched by Polypropylene thread with double locking chain stitch not less than 3 stitches per 2.50 cm to achieve minimum stream strength including all handling and carriage charge complete as directed. (Polypropylene thread, G-Mat, A-Type Geo- Bags will be supplied by the department free of cost). (The rate includes cost of filling materials)

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). Including Carriage from Guwahati to Worksite. Distance=450km

Filling and laying of Geo bags of size 1.03m X 0.70m 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 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 150m and laying properly as directed. (Geo Bag and Polypropylene thread will be supplied by the department free of cost). without boat

Flexituff Ventures International Ltd.

KULEN HAZARIKA

Shree Gautam Construction Co Ltd