I/M for closing of breach gap of Sidalsati-Merrerchar embkt. of river Aie at Lalmati area including strengthening and bank restoration at different reaches under SDRF for 2021-22

Amount

Clearing and Grubbing Road Land Clearing and grubbing road land including uprooting wild vegetation, grass,bushes, shrubs, saplings and trees of girth upto 300 mm, removal of stumps of such trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned, upto a lead of 1000 m including removal and disposal of top organic soil not exceeding 150 mm in thickness (ii)By Mechanical Means (a) In area of non-thorny jungle including 12% GST and 1% L.Cess.

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 compacting p g to meet requirement of Tables 300.1 and 300.2 with a lead upto 1000 m (i) Private/Govt Land

Haulage excluding loading & unloading materials by tripper excluding cost of loading, unloding and stacking. Case II Unsurfaced Gravel road(including 12% GST , 1 % Lc and lead upto 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

Earthwork in bank trimming to the designed section/slope including removing the soils and depositing on bank/toe of embankment as directed by the department including clearing light jungles, debris and other foreign materials etc. with all leads & lifts complete as directed.

Supply of Geo-textile bags of type-A (1.03X0.70M) made of Geotextile non-woven fabric sheets of 400 GSM manufactured from 100% virgin Polypropylene (PP) fibre with minimum properties as (i) Tensile strength ≥ 12.4 KN/m (ii) Mass ≥ 400.00 Gm/m ² (iii)CBR Puncture strength ≥ 1550 N/m2 (iv) Elongation @ break (Warp) ≥ 54% (v) Elongation @ break (Weft)≥ 52% (vi) Abrasion ≥70 % (vii) UV Resistance @ 500 hours ≥ 70% (viii) AOS ≤ 75micron (ix) Permittivity ≥ 1.25, (x) Trapezoidal Tear Strength ≤ 340N (xi) Permeability = 2.00 x 10 ̄ ³ m/sec (xii) Seam strength = 80 %of geotextiles strength . Stitching of Bag 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 erinted 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 Lalmati worksite.

Carriage of Geo Bags of size 1.03 x 0.70 m including loading & unloading , Stacking cost of P.O.L. ,etc. complete and including hire charge of truck with driver and handyman completed as directed.(Distance from Guwahati to FOR worksite at Lalmati =185Km @Rs.0.013 bag/Km ).

Filling and laying of Geo bags of size 1.03m X 0.70m including excavation of specified sand from flood plain or adjacent chars within a distance of 90m of the work site, filling geo bags with sand weighing 126.00 Kg and volume of 0.084 cum after filling ,double locking chain stitching the mouth of the filled bags with polypropylene or polyeste thread by power driven double needle 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) . ......... .. (a) Without Boat

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 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

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 completed as directed.(Distance from Guwahati to FOR worksite at Lalmati =185Km @Rs.0.11 No./Km)

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).(a)with 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.

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.(Distance from Guwahati to FOR worksite at Lalmati =185Km @Rs.0.013No./Km)

Labour charge for laying Geo fabric sheet as filter bellow pitching including anchoring and complete as directed.

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

Construction of whole bamboo single pallasiding with matured bhaluka bamboo posts 7.5cm to 10 cm dia.,15 cm clear apart 1.50m to 1.80m above ground and 1.00m to 1.20m below ground with bhaluka bamboo inclined struts placed at 1.5m a part tied with three rows of horizontal half jati bamboo kamies etc. complete as directed. (Using Bhaluka Bamboo at the rate of 10.14 nos/ Rm & Jati Bamboo at the rate of 2.40 nos / Rm)

Collection & supply of Serviciable empty cement bags----

Labour charge for laying and pitching earth filled cement bags including excavation and borrowing earth , breaking clods , filling in bags and supply and stitching the mouth with jute sutli etc . Complete as directed (cement bags will be supplied by the department free of cost)

Supply of wire netting sheets made of 8G wire of 152mm (6") square mesh in sheet of overall size 2.57mx1.66m including 76mm projection of each wire on all sides beyond the net size of 2.42m x 1.50m having nots of 12G wire at every joints including loading ,unloading , stacking properly complete as directed by the department (weing of each sheet should not be less than 6.30kg).For Bongaigaon Rs 480.00+12% GST+ 1% labour cess

Carriage of wire netting sheets of size 2.57m x 1.66m made of 8G wire of 152mm square mesh including loading , unloading & stacking cost of POL etc. complete including hire charge of truck with driver and handyman complete as directed. Distance from Bongaigaon to work site = 25km

Filling and laying in cage with silt filled geo bags of size 1.03mx 0.70m including excavation opf specified sand from flood plain or adjacent char within a distance of 90 m of the work site filling geo bags with sand having minimum weighing 126.00 kg and minimum volume of 0.084 Cum after filling , double locking chain stitching the mouth of the filled bags with polypropiline thread by power driven double locking needle machine , stacking the same in batches of 100 nos , 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 sheet of size 2.57m x 1.66m of 8G galvanized wire making the cage from 2 nos wire netting sheets by tying projected wires complete as directed (sand , Geo Bag ,wire netting sheets and Polypropylene thread will be supplied by the department free of cost)

Supply of pre-stressed cement concrete (PSC) porcupine member of size 0.10mx0.10mx3.00m with M-30 grade of cement concrete conforming to IS 1343:2012 using super plasticizer @ 1.2 ltr/beg of cement with graded broken coarse agregate up to 20 mm size down conforming to IS 10262:2009 & IS 456:2000 and reinforced with 4 nos of 4mm dia high tensile steel wire cable with necessary cover and 4mm high tensile stirrups at 250mm c/c , in conforming with IS-6403:R2002 and stressed to required strength not exceeding 9.18 N/mm, holes of 16mm dia at 50 cm inside from the both ends in the same face of post, another 2 Nos of holes of size 16mm dia at 65mm inside from the both ends including properly curing for 21 (twenty one ) days and carriage of porcupine members from factory to the stack yard within a distance of 20 Km including loading ,unloading& stacking . complete as directed. (including forest royaltyand all taxes as admissible)

Local carriage of porcupine members by Diesel truck of 10MT capacity including loading at stack yard and unloading and stacking at river bank for all lift, complete as directed. Distance from Dhubri to worksite 130 km Hence rate = (130-20)kmx1.68 = Rs 184.80/member.

Lab charge for launching of PSC Porcupine including carriage of PSC porcupine members of size 0.10m x 0.10m x 3.00m from the stack yard to the place of launching, erection of the porcupine with 6 members properly, supply & fitting / fixing with 12 mm dia, 25cm long M.S Nuts and bolts and Launching the porcupine properly as directed (Lead upto 150 m). a) Without boat

Lab charge for launching of PSC Porcupine including carriage of PSC porcupine members of size 0.10m x 0.10m x 3.00m from the stack yard to the place of launching, erection of the porcupine with 6 members properly, supply & fitting / fixing with 12 mm dia, 25cm long M.S Nuts and bolts and Launching the porcupine properly as directed (Lead upto 150 m).b) With boat

Construction of whole Bholuka Bamboo Screen with matured Bholuka Bamboo stacks 75mm to 100mm dia, placed at 30 cm clear apart( i.e. 40 cm C/C) driven 4.00 m to 4.50m below ground and 3.0m to 3.50m above ground with hydraulic driving equipments 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 galvanized 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)

Construction of temporrary 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 Jatti bamboo wall mud plastering white washing 2coats,10cm thick touch roofing over bamboo rua frame pplacing at 0.15m clear apart fitted with bamboo kamies from binding door sand window swith Bamboo Chattai strength ening with Bamboo frame binding with wire etc complete as directed.UsingBhalukaBambooattherateof6.00nos/Rm&JatiBamboo at the rate of 61.00nos / Rm)

MS PG Construction