A/E measures to Dighaltarang area from the flood devastation of river Brahmaputra ( Annanta Nallah )

Amount

Hire charge of engine boat with minimum 10 HP engine and load carrying capacity of not less than 3.00 ton along with operator and helpers excluding cost of P.O.L..

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)

Manufacturing, supplying and fixing retro reflective sign boards of size 1.22 m × 0.76 m made up of 4 mm thick aluminium sheet, face to be fully covered with high intensity encapsulated type heat activated retro reflective sheeting conforming to type - IV of ASTM-D 4956-01 in blue and silver white or other colour combination including subject matter, message (Bi - lingual), symbols and borders etc. as per IRC: 67-2001, pasted on substrate by an adhesive backing which shall be activated by applying heat and pressure conforming to Class - 2 of ASTM-D-4956-01 and fixing the same with suitable sized aluminium alloy rivets @ 20 cm C/C to back support frame of M.S. angle iron ofsize 25 × 25 × 3 mm along with theft resistant measures, mounted and fixed with 2 nos. of 900 mm thick pipe vertical post (AISI 202 Grade) of length 3750mm firmly fixed to the ground by means of properly designed foundation with M15 grade cement concrete 30 cm × 30 cm × 30 cm etc. complete. and including making holes in pipes, angles flats, providing & fixing M.S. message plate of required size, steel work to be painted with two or more coats of synthetic enamel paint of required shade and of approved brand & manufacture over priming coat of Zinc chromate yellow primer (Vertical post to be painted in black and white colours). Backside of aluminium sheet to be painted with two or more coats of epoxy paint over and including appropriate priming coat including all leads and lifts etc. complete as per drawing, specification and direction of Engineer-in-Charge

Medium Jungles: Clearing medium jungles and trees upto 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)

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.

Supply of Geo-textile bags of type-A (1.03 × 0.70M) 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 : 2017Each ₹ 159.73(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 ≤75micron(ix) UV Resistance @500 hours retained Tensile strength (MD) & (CD) ≥ 80% (x)Mass≥400 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 with 2500-3000 denier double line chain stitch with overlap with stitches along the edge @ minimum 15 stitches per 100mm. (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)

Carriage of Geo Bags of size 1.03 x 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 claculated from Guwahati)

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 woven fabric manufactured from ultra violet stabilized polypropylene. 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.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 2 KPa ≥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 Laboratoryshould 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. (distance to be claculated from Guwahati)

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: 2017Cum (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 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).

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 completed as directed.

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 woth 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 slevdge around it at least 2.5 times, lacing wire (zinc PVC coated ) of 2.20mm (I.D) /3.20mm (OD), VC coating thickness of 0.50mm nominal, 0.38 mm minimum, Mesh opening size 150mm × 150mm and with average weight per unit being 12 kg with additional 3% of the weigth of box for lacing wire supplied separately, supporting the facing of the box with zinc coated steel wire of required length as directed, compling with ASTM and Europian norms.

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

Filling and laying of Geo bags of size 1.03m X 0.70m including excavation of sand/silt of size more than 80 micron from flood plain or adjacent chars within a distance of 90m 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 150m and laying properly as directed. (Geo Bag and Polypropylene thread will be supplied by the department free of cost) With Engine Boat

Filling and laying of Geo bags of size 1.03m X 0.70m excluding excavation of sand/silt from flood plain or adjacent chars within a distance of 90m 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 150m and laying properly as directed. (sand/silt, Geo Bag and Polypropylene thread will be supplied by the department free of cost) Without Boat

Filling and laying in cage with sand/silt filled Geo bags of size 1.03m X 0.70m 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 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. in cages made of wire netting sheets of size 2.57x1.66m of 8G 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

Filling and laying of nonwoven Geo-textile bag of dimension 2.00mx1.50m including excavation of sand/silt from flood plain or adjacent chars within a distance of 90m 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 allhandling 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) With Engine Boat

Collection and supply of River silt by truck carriage free from debries and other foreign material, etc. complete as directed. By mechanical Means For initial upto 1.00 km & for all lifts. For beyond initial 1 km & upto 10.00 km & for all lifts.

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.

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

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 conforming to IS 1343 : 2012 using super-plasticizer @1.2 lit/bag of cement with graded broken coarse aggregates up to 20mm size down conforming to IS 10262:2009 & IS 456:2000 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 250mm 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 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 50 Km including loading, unloading & stacking complete as directed.

Carriage of PSC porcupine members of size 0.10m X 0.10m X 3.00m from Stack yard to Work Site including loading, unloading & stacking

Labour charge for launching of PSC Porcupine including carriage of 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) A. Without boat.

Labour charge for launching of PSC Porcupine including carriage of 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) B. With 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 i. Mass per unit area > 650 GSM, ii. Tensile Strength (MD) ≥ 70kN/m, iii. Tensile Strength (CD) ≥ 70kN/m iv. Tensile Elongation (MD) ≤ 25%, v. Tensile Elongation (CD) ≤ 25%, vi. Pore Size < 0.35 mm vii. Abrasion Resistance ≥ 35 %, viii. UV @ 500 hours ≥ 90% ix. Resistance to Oxidation @ 100°C for 28 days) ≥80% and Lower Layer Properties as i. Mass per unit area > 400 GSM, ii. Tensile Strength (MD) ≥ 110kN/m, iii. Tensile Strength (CD) ≥ 90kN/m iv. Tensile Elongation (MD) ≤ 25%, v. Tensile Elongation (CD) ≤ 25%, vi. Pore Size < 0.35mm, vii. Abrasion Resistance ≥ 60 %, viii. UV @ 500 hours ≥ 90% ix. 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 & its dimensions clearly on each roll 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) (Without Custom Duty)

Carriage of Geo Mat 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)

Labour charge for laying, fitting and fixing 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 by cutting/ at already excavated trench at the upper and lower end of slope of depth 1.00 m × 0.75 m placing the mat by bending it into the trench, filling the trench by earth filled cement bags/ sand / silt filled type - A geobags, 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.

Supply of Coarse sand for tubular Geo Mattresses filling

Earth work in embankment by mechanical means by truck carriage in ordinary/normal soil excluding sandy and rocky soil free from roots & vegetation and stacking in regular measurable stacks at suitable places including clearing debris, breaking clods up to 4 cm cube, excluding payment of forest royalty if any, etc. (12.50 % deduction will be made from measured quantities on account of shrinkage).For initial lead up to 1 Km and for all lifts.

RCC Guard Post: Supplying, fitting and fixing RCC guard post 150cm long erected 75cm above the ground and 75cm below the ground with M-15 grade (nominal mix 1:2:4 with broken stone aggregate up to 20mm size) of cement concrete and required reinforcement tied in position with annealed black wire including centering, moulding the top, curing including painting concrete surfaces in 23cm strips upto 0.75m from the top alternately in black and white and having 2 nos. reflective band of desired shade etc. complete as per design and as directed.(15 cm dia. RCC guard post with reinforcement of 4nos. 12mm dia TMT main steel bars and 6mm TMT/ MS stirrups at 15cm c/c.)

Sri Pranab Chetia

RAM SAGAR PRASAD

MS PG Construction

NAGENDRA BAGIRI