Rebuilding and Development of bank of river Brahmaputra (Annanta Nallah) alongwith protection of Sarbananda Singha Kshetra and Guijan and its adjoining areas.

Amount

Clearing medium jungles and trees upto 15cm girth including cutting, uprooting roots & 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 including removing the soils at a safe distance, complete as directed

Supply of Geo-textile bags of type-A (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 (ii) Mass ≥ 400.00 Gm/m ² (iii) CBR Puncture strength ≥ 4100 N/m2 (iv) Elongation @break (Warp) ≥ 54% (v) Elongation @ break (Weft)≥ 52% (vi) Abrasion ≥ 70 % (vii) UV Resistance @ 500 hours ≥ 70% (viii) AOS ≤ 75 micron (ix) Permittivity ≥ 1.25, (x) Trapezoidal Tear Strength ≤ 520 N (xi) Permeability = 45Lt/m2/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. (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). (F.O.R Guwahati) Type-A (1.03MX0.70M)( 400 GSM)

Supply of Geo Bags Type-B (Size 2.00m x 1.50m)( pillow Type) 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 F.O.R Guwahati

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)(Delivery at Site) for supply at work site

Construction and supply of Wire -netting box of size 1.50mx 1.50mx 0.45m 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 10x12 as per EN 10223 & ASTM A975 , mesh wire of 2.70mm (I.D)/3.70mm(OD)tensile strength of 450-500/mm²,edge wire/selvedge around it at least 2.5 times, lacing wire (zink P.V.C. coated) of 2.20mm (I.D.) /3.20mm (O.D) P.V.C. coating thickness of 0.50mm nominal, 0.38mm minimum 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 Zink coated steel wire of required length as directed, compling with A.S.TM and Europian norms, including payment of all duties,sale tax, any other taxes as applicable loading, unloading and staking them at the site of work in measurable stacks, complete as directed .

Construction and supply of Wire-netting box of size 1.5m x 1.50m x 0.50m made with mechanically woven, double twisted, hexagonal shaped wire mesh with wire made of low carbon, high ductilc MS wire with heavy class of galvanization with an additional layer of PVC coating with mesh type of 10 x 12 as per EN 10223 & ASTM A975, mesh wire of 2.70 mm(I.D)/3.70mm (OD) tensile strength of 450-500/mm2, edge wire/selvedge around it at least 2.5 times, lacing wire (zink P.V.C. coated) of 2.20mm (I.D.) /3.20mm (O.D.) P.V.C. coating thickness of 0.50mm nominal, 0.38mm minimum 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 Zink coated steel wire of required length, compiling with A.S.TM and European norms, including payment of all duties, sale tax, any other taxes as applicable loading, unloading and staking them at the site of work in measurable stacks.

Supply of sewing thread/yarn PPMF stiching thread (2000 Den.Kaplan) i/c payment of taxes.

Collection and supply of River silt by truck carriage free from debries and other foreign material payment of forest royalty if any, etc. (For initial Lead beyond 1/2 Km and upto 4.00 km for all lifts.)

Carriage of Geo bag of size 1.03mx0.70m to work site from Guwahati including loading , unloading and stacking ,cost of P.O.L etc. including hire charge of truck with driver and handyman complete as directed.(Distance with respect to FOR Guwahati) .

Carriage of Geo bag of size 2.00mx 1.50m to work site from Guwahati including loading , unloading and stacking ,cost of P.O.L etc. including hire charge of truck with driver and handyman complete as directed.(Distance with respect to FOR Guwahati) .

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

Filling and laying of Geo bags of size 1.03m X 0.70m including excavation of silt from flood plain or adjacent chars within a distance of 90m of the work site, filling geo bags with sand weighing 126.00 Kg after filling ,stitching the mouth of the filled bags with polypropylene or polyester 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. (Geo Bag and Polypropylene/polyester thread will be supplied by the department free of cost) A) With Boat

Filling and laying of Geo bags of size 1.03m X 0.70m excluding excavation of silt from flood plain or adjacent chars within a distance of 90m of the work site, filling geo bags with 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. (Silt, Geo Bag and Polypropylene thread will be supplied by the department free of cost) B) Without Boat

Filling and laying in cage with silt filled Geo bags of size 1.03m X 0.70m excluding excavation of silt from flood plain or adjacent chars within a distance of 90m of the work site, filling geo bags with sand weighing 126.00 Kg after filling ,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) B) Without Boat

Filling and laying of non-woven Geo-textile bag of dimension 2.00m x 1.50m including excavation of silt from flood plain or adjacent chars within a distance of 90m of the work site filling geo bags with sand stitching the mouth of the filled bags with polypropylene or polyester 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. (With boat)(Geo bag and polypropylene/ polyester thread will be supplied by the department free of cost) a) With Boat

Providing ,laying and Pitching on slopes laid over prepared filter media as per drawing and Technical specifications. Cement Concrete Blocks of size 0.30 x 0.3 x0.3 m cast in cement concrete of Grade M15.

Providing ,laying and Pitching on slopes laid over prepared filter media as per drawing and Technical specifications. Cement Concrete Blocks of size 0.30 x 0.3 x0.3 m cast in cement concrete of Grade M15.

Earth work in excavation of drainage channel to the proper grade and slopes as required including desposing the excavated debris/soil to a safe distance of minimum 50 m distance as directed. Normal Soil

Hire charge of engine boat with minimum 10HP engine and loaded carrying capacity of not less then 3.00 ton along with operator and halpers excluding cost P.O.L. For supervised the works during execution period for four month.

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) With Custom Duty for Dibrugarh

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 trench at the upper and lower end of slope of depth 1.00m x 0.75m placing the mat by bending it into the trench, filling the trench by earth filled cement bags, sides of mattresses in sloping direction stitched by Polypropylene thread with doulb locking chain stich 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 will be supplied by the department free of cost) (Anchorage arrangement for holding the Geo Mat at both end of the slope shall be measured and paid separately).

Supply of Coarse sand for tubular Geo Mattresses filling

Supply of Pre stressed Cement Concrete (PSC) Porcupine members of size 0.10m X 0.10mX 3.00m with M-40 grade of cement concrete with graded broken course aggregates up to 12mm size down 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 14 (fourteen) days and carriage of porcupine members from factory to the stack yard within a distance up to 100 Km complete as directed.

Local Carriage of Porcupine members by Diesel truck of 10 MT capacity including loading at stack yard and un loading at river bank up to an average lead of 10.00 Km and all lift, complete as directed.

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) a] Launching With out boat

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) b) Launching with boat

Earth work in embankment 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 and levelling the stacking site, breaking clods up to 2.5cm cube, payment of forest royalty if any, etc. ( 12.50 % deduction will be made from measured quantities on account of shrinkage) For initial lead beyond ½ Km and up to 4.00 Km and for all lifts

Spreading of earth stacks over the crest and slope of the embankment approach road in uniform layers of layers of 30cm thick including breaking clods, dressing ramming etc., complete where necessary including dressing the embankment before complete as directed.

Collection and supply of sand gravel from approved quarry containing 60% sand and 40% gravel free from disintegrated and flaky pieces of vegetation and other deleterious matters, adherent coating etc. including stacking in suitable stacks at quarry site and payment of forest royalty etc. complete as directed.

Labour charge for laying of soling stone, brick bats, broken stone metal, sand gravel etc. on approach road including ramming dressing the seat and local carriage of materials up to a distance of 60 m complete as directed

Shifting of trimmed earth by mechanical means within 3 km from the work site as directed by the department and deposit the same including loading and unloading .

Supplying,fitting and fixing RCC guard post 150cm long,75cm above the ground and 75cm below the ground, with 4-12mm Tor steel main steel and 6mm MS stirrups at 30cm c/c tied in position with annealed black wire, cement concrete proportin 1:2:4 with broken stone aggregate up to 20mm size including centering,moulding the top.curing,painted black and white alternately in 23cm strips upto 0.75m from the top having reflective band 2 nos. of desired shade etc. as per design and direction complete. (b) 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.

Construction of temporary shed( Two roofed) with plinth of 0.45m height above ground level with Bhaluka bamboo post 1.5m apart driven at least 0.75m below ground, hight above plinth 2.40m split jati bamboo wall mud plastering white wash twocoats, C.I. sheet roofing over bamboo rua frame placing at 0.15cm clear apart fitted with bamboo kami frame doors and doors and windows with dhara mat strengtend with bamboo frame, binding with 24g galvd wire etc. Complete as directed as specified.

Providing and laying Interlocking Concrete Block Pavement (ICBP) conforming to IS:15658-2006 including all lead and lift complete as per technical specification and as directed. B. 100mm thick interlocking precast blocks having compressive strength of 50N/sq.mm.

Earth work in excavation in foundation trenches of wall, retaining wall of footings of column, steps, septic tank etc. including refilling (return filling) the quantity as necessary after completion of work breaking of clods in return filling, dressing, watering, ramming etc. and removal of surplus earth with all leads and lifts as directed and specified in the following classification of soils including baling out water where necessary as directed and specified.(A) Upto a depth of 2m bellow the existing ground level. a) In ordinary soil.

Providing brick soling in foundation and under floor with stone/best quality picked jhama brick and sand packed and laid to level and in panel after preparing the sub grade as directed including all labour and materials and if necessary dewatering complete.A) Brick on flat soiling

P.C.C. work with coarse aggregate of size 13mm to 32mm in foundation bed for footing, steeps walls, brick works etc. as directed and specified including dewatering if necessary & curing complete (Shuttering where necessary shell be measured and paid separately ) etc. (a) In proportion (1:3:6)

Supplying fitting and fixing in position reinforcement bars conforming to I.S. Code for R.C.C. work/R.B. walling including straightening, cleaning, cutting and bending to proper shape and length as per details, supplying and binding with 20G annealed black wire and placing in position with proper blocks, supports, chairs, spacers etc. complete.(No extra measurement for lap,hook,chair,anchor etc. will be entertained in the measurement as they are included in the rate) (upto 1st floor level). c) ISI approved Mild steel reinforcement bar(M.S. Bar)

Providing and laying plain/reinforced cement concrete works cement with coarse sand & 20mm down graded stone aggregate including dewatering if necessary and curing complete but excluding cost of form work and reinforcement for reinforced cement concrete work (from work and reinforcement will be measured and paid separately). A) In sub structure upto plinth level. b) M 20 or proportion (1:1.5:3)

Providing and laying plain/reinforced cement concrete works cement with coarse sand & 20mm down graded stone aggregate including dewatering if necessary and curing complete but excluding cost of form work and reinforcement for reinforced cement concrete work (from work and reinforcement will be measured and paid separately).B) Super structure from plinth level upto first floor level. d) M 20 or proportion (1:1.5:3)

Providing cast in-situ manually driven reinforced cement concrete piles of using required grade of cement concrete of required bore-diameter, bulb diameter, lengths and with reinforcement as per specifications and drawings. Reinforcement to be measured and paid seperately as per item no. 21.4.1 C) UNIFORM PILE VII ) Pile Dia 500 mm i)upto 10 M. Providing 3nos. Of manual pile in two rows @ 5m length with 500m dia

Supplying, fitting and fixing in position reinforcement bars conforming to relevent IS code, for reinforced cement concrete works in piles including straightening, cleaning, cutting and bending to proper shapes and length as per specifications and drawings. The rings should be welded with vertical reinforcements as per specified IS codes of practice. (Inclusive of lap length, hook, chair, bend, anchor...etc) (A) TMT bar made of Primary producer (From Primary producer) Providing 3nos. Of manual pile in two rows @ 5m length with 500m dia

Providing and fixing Stainless Steel (Grade 304) railing made of hollow tubes, channels, plates etc., including welding, grinding, buffing, polishing and making curvature(wherever required) and fitting the same with necessary stainless steel nuts and bolts complete, i.e. fixing the railing with necessary accessories & stainless steel dash fasteners, stainless steel bolts etc., of required size, on the top of the floor or the side of waist slab with suitable arrangement as per approval of engineer in charge.(For payment, only weight of stainless steel member is to be considered. No extra payment for fixing accessories such as nuts, bolts, fasteners etc. will be considered) etc.

M/S. M.P. AGARWALLA

NK AGARWALLA