GENERA Rehabilitation of Kadalundikadavu Bridge Rehabilitation of Kadalundikadavu Bridge (for the full Bridge) in Beypore LAC and Vallikunnu LAC in Kozhikode and Malappuram Districts General Civil Work 1

Amount

Rehabilitation

OD12886/2021-2022:Removing damaged concrete: Loose and delaminated concrete shall be identified and marked before proceeding with the removal. The loose cover concrete including the loose damaged concrete shall be removed upto beyond the corroded bars to a minimum depth of 10 mm behind the reinforcement. Only affected concrete shall be removed and conducting proper investigation, (Good & sound concrete should not be chipped / damaged) by chipping / hacking with chisel and hammer or by mechanical means like light weight chisel hammer, pneumatic chippers, making saw cut at periphery to avoid feather edge for all height and removal and disposal of debris at designated location including all material, labour, tools, temporary supports for structures, electricity, plant and machineries etc. complete as directed by Engineer-in-charge and/or Consultant. Depth of chipping may vary from 20 to 100 mm.

OD12887/2021-2022:Rust remover/Rust Convertor: Cleaning of rust / scales / corrosion from reinforcement bars should be carried out using acid based rust remover, Reebakleens RR of Fosroc or equivalent, or using alkali based rust converters such as Feovert of Krishna Conchem. The material is to be applied to the rusted metal bar, using brush and leaving it to dry for 30 Min. & washing surface with fresh water as required to exposed reinforcement bar at all heights, including all material, labour, tools, temporary supports for structures, electricity, plant and machineries complete as per detail specification and as directed by Engineer-in-charge and/or Consultant. The concrete surface area containing the cleaned rebars shall be measured for payment.

OD12888/2021-2022:Anti Corrosive treatment to Steel: Providing & applying inhibition coats/system to exposed reinforcement bars & also new bars, after cleaning & removing scales and rust completely as specified in 1.4, Two component inhibitor Nitozinc Primer std. of Fosroc or MasterEmaco P130 of BASF or equivalent having specific gravity of 1.75 and solid content 57(+/-3) Adhesive bond strength > 1.5 N/mm2, 40 microns DFT per coat as approved by Engineer-in-charge and/or Consultant shall be used as per manufacturer?s specification in two coats at all heights, including all material, labour, tools, temporary supports for structures, electricity, plant and machineries, necessary surface preparation and necessary protection after and during work. The concrete surface area contianing the rebars where the treatment is carried out shall be considered for measurement.

OD12889/2021-2022:New/Additional steel Reinforcement: Supplying, cutting, fabricating new reinforcement Fe500 for Jacketing, and providing additional steel reinforcement to compensate corroded reinforcement in existing member etc. and fixing with old existing reinforcement which was reduced to 15 % or more of its original diameter as required as provided in original structure and additional steels as directed by EIC and/ or consultant as required tying with 16 gauge annealed binding wire complete as per drawing and specifications for all heights including all material, labour, tools, temporary supports for structures, electricity, plant and machineries, curing etc. complete as directed by Engineer-in-charge and/or consultant (TMT BARS of various size as required)

OD12890/2021-2022:Anchoring mainsteel and stirrups: Drilling holes of min 4mm larger than new rebar diameter into existing concrete substrate for anchoring of new rebar and depth of Min. 10 times the diameter of rebar and fixing with anchor resin grout Lokfix E (35/55/75) series or Lokfix P or Emfix or chemical anchor material or Masterflow 935 of BASF or equivalent as per NF P 18-831 and NF P 18-836 including cleaning, cutting, fabricating, chemicals, material, labour, tools, temporary supports for structures, electricity, plant and machineries etc. complete as directed by Engineer-in-charge and/or consultant for all heights

OD12891/2021-2022:Anchoring Steel & Shear Connectors: Drilling holes into existing concrete structure for anchoring of new rebar with 10 mm dia. shear connectors at 0.5 Mt. c/c (or as per design recommendation) and fixing with anchor resin grout Lokfix P / Lokfix E 75/55/35 series or Emfix or pure epoxy resin based cartridge form chemical anchor material or Masterflow 935 of BASF or equivalent as per NF P 18-831 and NF P 18-836. Drilling hole for diameter: 14 mm, Drilling hole for depth: 100 mm including cleaning, cutting, fabricating, chemicals, material, labour, tools, temporary supports for structures, electricity, plant and machineries etc. complete as directed by Engineer-in-charge and/or consultant for all heights

OD12893/2021-2022:Injection Grouting-Cement polymer Cement: Providing and fixing Injection ports/nozzles at honeycombed area, cracks in CC, joints of channel and/or in staggered manner on all sides of Member at @ 0.5-0.75 M c/c spacing after drilling holes, to facilitate injecting cement-polymer grout, using quick setting material or epoxy putty and providing and executing injection / pressure grouting in prefixed nozzles/ports using Cement polymer grout (Cement : Polymer ) in proportion of (50:5) with non-shrink admixture Cebex 100 or equivalent and adding water for required consistency till no further grout is accepted by ports using grout pump, at all heights including all material, labour, tools, temporary supports for structures, electricity, plant and machineries, curing etc. complete as directed by Engineer-in-charge and/or consultant.

OD12895/2021-2022:Epoxy Injection Grouting: Providing and executing injection/pressure grouting in cracks in the parent concrete by fixing PVC perforated nozzles at 150 mm to 200 mm distance or specified distances as per design and detailed specifications. Pressure grouting using low viscous epoxy grout Conbextra EP10M of Fosroc or Masterinject 1315 of BASF or Shaligroput EI or equivalent having mix density 1050 kg/m3, Compressive Strength (ASTM D695)->50 N/mm2,Tensile Strength (ASTM C 304-97)-18 N/mm2, Flexural strength(BS 6319 Part 4)-45 N/mm2 Pressure grouting shall be done at required pressure at all heights, including all material, labour, tools, temporary supports for structures, plant and machineries, curing etc. complete as directed by Engineer-in-charge and/or consultant.

OD12896/2021-2022:Galvanic Sacrificial Prevention of steel by Point anodes: Providing and fixing sacrificial zinc anode to prevent initialization of corrosion of reinforcement in adjoining sound concrete due to chloride ingress by installing anodes from VECTOR Galvashield XPI or equivalent for patches at Min. 2 to 4 anodes / Sq.mt. area of concrete (spacing of 300 to 700mm), as per manufacturer specification, covered with mortar with of resistivity less than of parent concrete on the cleaned reinforcement steel including design from manufacturer, installation of Monitoring Box to measure current thrown by Anode as per IS 12696 in range of 0.2 to 2mA/ sq.mt as per manufacturers specification before applying passivation coating at all heights and including of all material, labour, tools, temporary supports for structures, plant and machineries, etc. complete as directed by Engineer-in-charge and/or consultant.( for slabs)

OD12897/2021-2022:Galvanic anodes for sound but contaminated concrete: Providing and fixing sacrificial zinc anodes to control the ongoing corrosion of the embedded steel bars by installing anodes from Vector Galvashield XPI at a spacing of 400 as per the manufacturer's/consultant's specification covered with mortar with of resistivity less than of parent concrete on the cleaned reinforcement steel as per manufacturers specification before applying passivation coating at all heights and including of all material, labour, tools, temporary supports for structures, electricity, plant and machineries, etc. complete as directed by Engineer-in-charge and/or consultant. Paymenet shall be made per nos of the anode installed.( For girders)

OD12899/2021-2022:Polymer Modified Mortar (Pre-Packed): Providing and Applying single component, high strength, fibre reinforced, thixotropic cementitious patch repair mortar that achieves compressive strength minimum of 15 MPa at 1 day and 45 MPa at 28 days and capable of applying upto 50mm thick in single layer such as Renderoc SP40 of Fosroc or Master Emaco S 348 of BASF or equivalent, to the prepared concrete area for thickness up to 50mm, after applying epoxy resin based bonding coat as per manufacturer?s specification, before the bonding agent becomes tack free, initially by hand and finally finishing the same with trowel carefully compacting the same around the rebar and finishing to bring it in line with existing concrete surface on the columns, slabs, beam etc. at all heights, where the thickness of application is less than 50 mm in patches as per specification . Item rate is inclusive of all material including the bond coat, labour, tools, temporary supports for structures, electricity, plant and machineries, curing etc. complete and as directed by Engineer-in-charge and/or consultant. (Payment to be made in Sq.M for thickness upto 50mm of PMM for patch area repaired)

OD12898/2021-2022:Microconcrete Reinstatement for thickness more than 50mm for RCC members:- Providing and laying of special repair material micro-concrete for reinstatement of members having thickness of repair more than 50mm and jacketing, using Single component, high strength, high flow cementitious micro-concrete having compressive strength minimum of M40 at 28 days such as MasterEmaco 346 or Renderoc RGL / RGS of Fosroc or equivalent, blended with washed saturated surface-dry (SSD), graded, low absorption, high density, aggregates of size 3mm to 10mm at 50% by weight of micro concrete (if thickness is 100mm or more) and water as per data sheet and pouring into the shuttering if required than use birds beak type form work using suitable arrangement or if required using pumping device for uniform flow of Microconcrete. The side shuttering can be removed after Minimum of 24 hours, preferably 3 days and the bottom shuttering after 7 days ensuring proper bond between the micro concrete and existing concrete substrate at all heights, including all material, labour, tools, temporary supports for structures, electricity, plant and machineries, curing etc. complete as directed by Engineer-in-charge and/or consultant. (Payment shall be made in Sq.M for thickness upto 100mm of Microconcrete of area repaired, ) including shuttering work (Only steel reinforcement shall be paid in other relevant items)

OD12900/2021-2022:Structural strengthening of beams by CFRP Wrapping: Providing & Carrying out strengthening of concrete members viz. Columns in confinement and Beam in shear by U or O shape in bands of 200/250mm(w) and spacing of 400 to 600 mm (s) C/c of band as per drawing and details, using Composite strengthening system CFRP wrapping using Carbon fiber wrapping of uni-directional weave having thickness of wrap, Tensile strength, Modulus of elasticity and elongation at Break as per datasheet of manufacturer considered in DESIGN BASE for the type of carbon wrap of approved make such as FOSROC Nitowrap EP(CF)200GSM System or equivalent of BASF or STP based on design including surface cleaning, installing layer of wrapping, primer, Saturant and sprinkling sand for further protection on final layer etc. complete. at all heights. Surface Preparation of RCC Members to accept wrapping including removing undulation by grinding and filling blow holes, minor depression using epoxy putty @ 0.3 kg / sq.mt only and rounding corners to min radius of 25mm / 50mm as per design so to make surface ready for accepting composite strengthening system etc. complete.Item rate is inclusive of the all material, labour, tools, temporary supports for structures, plant and machineries, curing etc. complete as directed by Engineer-in-charge and/or consultant Rates are for measurement of Carbon fiber used and installed.

OD12901/2021-2022:Structural strengthening of columns & beams by CFRP laminates: Providing and carrying out flexural strengthening of beams at service floor top & columns by applying precured CFRP laminates system Nitoplate CFS 1014 of Fosroc or MBrace Laminate (1.4 mm thick and 100mm wide) or Shalilam L or equivalent based on design with compatible structural adhesive like Nitowrap 40 including, Surface preparation: Grinding concrete substrate, cleaning it with wire brush removing oil, laitance if present, etc. complete. Profiling: Applying and Filling the holes and uneven surface with epoxy putty etc. complete Application of plate: Marking the application area on structural element, cutting the plate to require size, applying epoxy adhesive on plate, paste the laminate on desire area by using tamping roller to avoid any air voids etc. complete. Sand pasting: Applying second coat of adhesive/saturant for exposed laminates area, rectify air voids if any paste the river sand on it to make surface rough to take any further finishes Item rate is inclusive of the all material, labour, tools, temporary supports for structures, plant and machineries, curing etc. complete as directed by Engineer-in-charge and/or consultant for all heights (Mode of measurement: Per running Mt. of plate applied )

OD12902/2021-2022:Anchors: Providing and fixing Fan shape CFRP anchors after drilling 50mm deep, 10mm dia hole and inserting properiotery make 6mm dia fiber anchor with fan size of 150mm (@ 75mm on all sides from center) and installed using saturant / adhesive etc. compelte at two end of CFRP laminates and at bands in columns, Fan shell etc. Item rate is inclusive of the all material, labour, tools, temporary supports for structures, plant and machineries, curing etc. complete as directed by Engineer-in-charge and/or consultant for all heights.

OD12903/2021-2022:Protective coatings for Enviornmental face : Providing and applying a single component high build elastomeric, crack - bridging, resistant to CO2 and SO2 and Chloride ion diffusion, UV resistant, breathable acrylic coating using Dekguard S of Fosroc or BASF Masterprotect 300H or equivalent material applied in two coats (Each coat @ 175 micron WFT) on Silone siloxane based primer at an average coverage of 300-400 ml per Sq.mt including proper surface preparation using wire brush, hand grinder or High pressure water jet or copper slag blasting as required to accept coating, acrylic cementitious putty fairing coat like Renderoc FC or equivalent etc. complete as per recommendation of the manufacturer for all heights. Item rate is inclusive of all material, labour, tools, temporary supports for structures, electricity, plant and machineries, curing etc. complete as directed by Engineer-in-charge and/or consultant.

14.22:Providing and laying of a strip seal expansion joint catering to maximum horizontal movement upto 70 mm, complete as per approved drawings and standard specifications to be installed by the manufacturer/supplier or their authorised representative ensuring compliance to the manufacturer's instructions for installation

OD96664/2024-2025:Providing Temporary Z steel sheet pile of size 400x185x7.5/8.5 driving down vertically in lines and leveles interlocking with adjacent piles with suitable pile driving unit and all accessories including all labour hire charges etc complete for protection of adjacent structures, road and removing the same after work as per the directions of departmental offices at site.

OD96943/2024-2025:Putting up ring bund of top width 1.50m, bottom width 2.75m.and average height of 2.50m with 1:1/4 side slope and protect the sides with coconut post of 4.50m long driving down 2.00m below bed level at 75cm c/c, providing 3 rows of weiling pieces 1/4 split coconut post on both sides and 1/4 split cross ties to alternate posts at top, bottom and middle portion and screening the sides of bund with Seperation memebrane of impermeable plastic sheet 125 micron thick fixed properly using coconut post and weiling pieces using reeper and nails in full height including tying properly using iron wire and coir altogether and supply and filling inside with hard clay/cut earth up to 2.50m, levell and conveyed with all leads and lifts including consolidating properly and maintaing the bund till the work is completed and dismantling the bund after completion of work etc. as per the directions of departmental officers at site. Bottom width 2.75m, Height 2.5m Side slope 1:1/4 Length of coconut pile 4.50m Spacing 0.75m No. of leyers 2 Length of full coconut pile required for 10m = ((10/0.75)+1)x2x4.5 = 126m Length of (1/4 split) coconut cross ties for 10m = 3x2.5 av. x 7 Nos. = 52.50 m Length of 1/4 split weiling pieces for 10m = 3x2x10 = 60m

OD314336/2024-2025:Bailing out water Using 5HP Pump- Bailing out water with 5HP engine and pump set including conveyance to site and erection, cost of fuel, lubrication oil and other stores, pay of staff etc complete

OD184521/2022-2023:Removal of existing steel liners and Surface Preparation for Piles Cathodic Protection: Removing and cleaning the inner concrete surface using Water jet, Compressed air, wire brush of all the adhered foreign material, Biological growth etc. complete upto 7.0 M below Pile cap level to accept further Cathodic Protection system

OD109732/2024-2025:Vector Galvanic sacrificial protection of steel using distributed anodes (non-submerged environments only): Vector GALVASHIELD DAS Providing and fixing Vector sacrificial zinc distributed anode to protect reinforcement from corrosion in adjoining sound concrete due to chloride ingress by installing anodes from Vector Galvashield DAS or equivalent of cross section 28 mm x 38 mm with a minimum 890 g/m zinc distributed evenly around a steel core which is continuous along the length of anode, and having zinc core in compliance with ASTM B418 Type II and ASTM B6 Special high grade zinc with iron content less than 15 ppm, encased in an activation mortar having pH 14 or greater and not containing intentionally added constituents that are corrosive to the embedded steel as per ACI 222R such as chlorides, bromides, or other halides to achieve a design life of 10 to 40 years (to be confirmed by the consultant/end user before the design). The anode shall be able to supply a current of 0.6/1.2/2.4 mA/m2 (choose as per the chloride content) of steel surface area at the end of the design life based on the chloride level of <0.8% / 0.8-1.5% / >1.5% [choose as per the test results] by weight of cement. The anode shall be provided with an uncoated steel tie wire to make connection to the steel. The anodes shall be covered with bed-mortar of resistivity less than 50 kOhm-cm or similar to the parent concrete on the cleaned steel reinforcement as per manufacturers specification. All necessary design calculations for spacing of anodes, installation training, installation confirmation, monitoring of set of anodes to confirm current from anodes shall be carried out by manufacturer's representative (preferably, a NACE Certified CP2 or higher) complete at all heights and including of all materials, labour, tools, plants and machineries as directed by Engineer-in-charge and/or consultant. RATES INCLUDES Supply, installation, spacing calculation, QAP etc. Approved brand shall be M/s Vector Galvashield Anodes

OD184530/2022-2023:"M 30 grade Portland Slag Cement Concrete for jacketing piles?Concrete jacketing over the Galvashield DAS system by providing the required shuttering. The Portland slag cement concrete shall be M30-D1.5 concrete with a compressive strength of 30 N/mm^2 and diffusion coefficient of 1.5 x 10^(-12)m^2/s. The jackets shall provide a minimum of 75 mm annular space around the existing pile and shall be of sufficient length to encase a pile from at least 150 mm below mean low water extending up to the specified elevation such that the jacket encases the entire area to be protected. The side shuttering can be removed after minimum of 24 hours, preferably 3 days and the bottom shuttering after 7 days ensuring proper bond between the PSC concrete and existing concrete substrate at all heights, including all material, labour, tools, temporary supports for structures, electricity, plant and machineries, curing etc. complete as directed by Engineer-in-charge and/or consultant. "

OD110150/2024-2025:Coal Tar Epoxy Coating: :- Providing and applying 2 coats of coal tar two component , epoxy coating by mixing 2 components using slow speed heavy duty drilling machine fixed with mixing paddle, applying first coat using brush or roller and allowing it to dry for 16-18 hrs, applying second coat and allowing it to dry completely, etc and complete as per manufacturer's specification. The properties of coal tar epoxy coating membrane are:- Pot life : 30 min; Mixed density : >1.2-– 1.55 Gms/ml at 27° C; Time between the coats: 6-8 Hrs; Walkability : 24 Hrs; Full cure : 7 days; Bond strength : > 1.5 N / Sqmm; Dry film thickness : 130 microns. Important Notes - i) Specialized agency , shall give Guarantee for 10 years for the Waterproofing Works done at Site. ii) Contractor shall give both material and performance guarantee in the format approved by Clients / Consultants.

OD184538/2022-2023:"Monitoring Junction Box. Providing and Installing weather proof Junction one for each Pile cap to facilitate monitoring the system including necessary shunts, switches, resistors, wiring and embedded reference electrodes, its wiring, conduits etc. per requirement and directed etc. complete."

OD184541/2022-2023:"FRP Wrapping: Providing and protecting the piles from mechanical action by providing GFRP wrap system using glass fiber wrapping of uni-directional weave having thickness of wrap, Tensile strength, Modulus of elasticity and elongation at Break as per datasheet of manufacturer considered in DESIGN BASE for the type of glass wrap of approved make such as FOSROC Nitowrap GF 600GSM or equivalent System including surface cleaning, installing one layer of wrapping, primer, and Saturan complete. at all heights. Surface Preparation of RCC Members to accept wrapping including removing undulation by grinding and filling blow holes, minor depression using epoxy putty @ 0.3 kg / sq.mt only and rounding corners (if any) to min radius of 25mm / 50mm as per design so to make surface ready for accepting composite system etc. complete. Item rate is inclusive of the all material, labour, tools, temporary supports for structures, electricity, plant and machineries, curing etc. complete as directed by Engineer-in-charge and/or consultant. Rates are for measurement of glass fiber used and installed."

16.15:Replacement of Bearings complete as per Technical Specification

13.14:Supplying, fitting and fixing in position true to line and level elastomeric bearing conforming to IRC: 83 (Part-II) section IX and clause 2005 of MoRTH specifications complete including all accessories as per drawing and Technical Specifications.

14.9:Drainage Spouts complete as per drawing and Technical specification

Painting, DBM BC overlay and road safety items

16.18:Replacement of Damaged Concrete Railing.

14.6:Construction of precast RCC railing of M30 Grade, aggregate size not exceeding 12 mm, true to line and grade, tolerance of vertical RCC post not to exceed 1 in 500, centre to centre spacing between vertical post not to exceed 2000 mm, leaving adequate space between vertical post for expansion, complete as per approved drawings and technical specifications.

OD109974/2024-2025:Providing and application of corrosion inhibiting impregnation coating, designed for use as an impregnation for protection of steel reinforcment within unexposed concrete with Sika® FerroGard-903 Plus or equivalent in consumption of 0.5 kg/m2.The product should be amino alcohol and inorganic combination based migratory corrosion inhibitor for both cathodic and anodic protection. Product requirements: Shall have test report approved from BRE, Mott Mac Donald, SAMARIS. Density : 1.04 PH ~ 10 complete as per direction of Engineer-in-charge.

5.2.c:Providing and applying tack coat with bitumen emulsion (RS) using emulsion pressure distributor at the rate of 0.30 - 0.35 kg per sqm on the prepared Cement Concrete pavementcleaned with mechanical broom.

5.4.2a:Dense Graded Bituminous Macadam:- For Grading II (26.5 mm nominal size) Providing and laying dense graded bituminous macadam with 80-100 TPH HMP producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with a bituminous binder (VG 30) @ 4.0 to 4.5 percent by weight of total mix and filler, transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the required grade, level, and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MoRTH specification clause No. 505 complete in all respects.

5.6.2.a:Providing and laying bituminous concrete with 80-100 TPH hot mix plant producing an average output of 75 tonnes per hour using crushed aggregates of specified grading, premixed with a bituminous binder( NRMB) @ 5.4 percent of mix and filler, transporting the hot mix to work site, laying with a hydrostatic paver finisher with sensor control to the required grade, level, and alignment, rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction as per MORTH specification clause No. 507 complete in all respects For Grading - II (13.2 mm Nominal Size)

8.13:Providing and laying of hot applied thermoplastic compound 2.5 mm thick including reflectorising glass beads on Bituminous Surface @ 250 gms per sqm area, the thickness of 2.5 mm is exclusive of surface applied glass beads as per IRC:35. The finished surface to be level, uniform, and free from streaks and holes.

55.10.2:Providing and erecting retro-reflectorised Object Hazard Marker 450mm x 900mm Providing and erecting retro-reflectorised Object Hazard Marker sign with 07 years warranty, manufactured as per IRC 67 USING Type IV ASTM D 4956-09 micro prismatic retro reflective sheeting fixed over aluminium sheetig, 2 mm thick / aluminium composit material sheeting 4 mm thick with suitable back support frame and supported on a mild steel angle iron post 75mmx75mmx6mm, firmly fixed 30cm above ground level by means of properly designed foundation with M 15 grade cement concrete 30cmx30x45cm, 45cm below ground level including painting all non-reflective faces with epoxy paint 2 coats over epoxy primer as per approved drawing and clause 801. 450mm x 900 mm

55.14:Providing and fixing retro-reflectorised ceramic tilesProviding and fixing retro-reflectorised ceramic tiles of size 10cmX20cm using High Intensity Micro Prismatic (Type IV) grade sheeting with 7 years warranty fixed over Ist quality ceramic glazed tiles including cost of glue, cutting charges, fixing with suitable adhisive on concrete or other surface etc complete.

8.4.1:Providing and fixing of retro- reflectorised cautionary, mandatory and informatory sign with 7years warranty manufactured as per IRC :67 made of Type IV micro prismatic grade sheeting vide clause 801.3.3 fixed over aluminum sheeting, 2 mm thick/aluminum composite material sheeting 4 mm thick with suitable back supporting frame of MS angle 25x25x3 and supported on GI pipe pole 50mm NB confirming to IS 1239 firmly fixed to the ground by means of properly designed foundation with M 15 grade cement concrete min size 45 cm x 45 cm x 60 cm, 60 cm below ground level including painting all exposed surface with 2 coats of epoxy painting over epoxy primer and as per approved drawing and clause 801 including lettering symbols etc. 90 cm equilateral triangle

8.4.3:Providing and fixing of retro- reflectorised cautionary, mandatory and informatory sign with 7years warranty manufactured as per IRC :67 made of Type IV micro prismatic grade sheeting vide clause 801.3.3 fixed over aluminium sheeting, 2 mm thick/ aluminium composit material sheeting 4 mm thick with suitable back supporting frame of MS angle 25x25x3 and supported on GI pipe pole 50mm NB confirming to IS 1239 firmly fixed to the ground by means of properly designed foundation with M 15 grade cement concrete min size 45 cm x 45 cm x 60 cm, 60 cm below ground level including painting all exposed surface with 2 coats of epoxy painting over epoxy primer and as per approved drawing and clause 801 including lettering symbols etc. 60 cm circular

8.4.12:Providing and fixing of retro- reflectorised cautionary, mandatory and informatory sign with 7years warranty manufactured as per IRC :67 made of Type IV micro prismatic grade sheeting fixed over aluminum sheeting, 2 mm thick/aluminum composite material sheeting 4 mm thick with suitable back supporting frame of MS angle 25x25x3 and supported on GI pipe pole 50mm NB confirming to IS 1239 firmly fixed to the ground by means of properly designed foundation with M 15 grade cement concrete min size 45 cm x 45 cm x 60 cm, 60 cm below ground level including painting all exposed surface with 2 coats of epoxy painting over epoxy primer and as per approved drawing and clause 801 including lettering symbols etc. 50cmx 60 cm rectangular (Single chevron etc.)

8.5:Providing and fixing of direction and place identification retro-reflectorised sign with 7 years warranty manufactured as per IRC :67 made of Type IV micro prismatic grade sheeting fixed over aluminium sheeting, 2 mm thick/ aluminium composit material sheeting 4 mm thick with area not exceeding 0.9 sqm, with suitable back supporting frame of MS angle 40x40x6 and supported on GI pipe pole 50mm NB confirming to IS 1239 firmly fixed to the ground by means of properly designed foundation with M 15 grade cement concrete min size 45 cm x 45 cm x 60 cm, 60 cm below ground level including painting all exposed surface with 2 coats of epoxy painting over epoxy primer and as per approved drawing and clause 801 including lettering symbols etc.

8.6:Providing and fixing of direction and place identification retro-reflectorised sign with 7 years warranty manufactured as per IRC :67 High Intensity Micro Prismatic (Type IV) grade sheeting fixed over aluminum sheeting, 2 mm thick/aluminum composite material sheeting 4 mm thick with an area exceeding 0.9 sqm, with suitable back supporting frame of MS angle 40x40x6 and supported on suitably designed GI pipe pole not less than 50mm NB , 2 Nos. confirming to IS 1239, firmly fixed to the ground by means of properly designed foundation with M 15 grade cement concrete min size 45 cm x 45 cm x 60 cm, 60 cm below ground level including painting all exposed surface with 2 coats of epoxy painting over epoxy primer and as per approved drawing and clause 801 including lettering symbols etc.

8.35:Providing and fixing reflective road studs (Raised Pavement Marker) of ' category A' made out of ASA/HIPS/ABS moulded body with shanks and conforming to ASTM D 4280, strong enough to support a load of more than 13.635 T when tested in accordance with ASTM D 4280, reflective panel confirming to ASTM D 788, and reflectivity conforming to clause 804.4. including installation, drilling, fixing with adhesive etc. with 2 years warranty for the road stud as well as for in field performance as per clause 804.7.3 Road Markers/Road Stud with Lense Reflector :-

14.1.A.1:Furnishing and Placing Reinforced Cement Concrete Grade M20 Using Concrete Mixer in super-structure as per drawing and Technical Specification

12.40:Supply, Fitting and Placing un- coated HYSD bar Reinforcement in Foundation complete as per Drawing and Technical Specifications

OD314349/2024-2025:Conducting field test for determining the safe lad carrying capacity of newly built bridges, structure to an ultimate load of 120 T, using heavy load carrying multiple axle trucks of 30 T each. Recording the settlement using appropriate dial gauges for a stipulated time lap of 12 hrs and releasing the load by gauging the rebound. Total testing time is 48 hrs. Tabulating the results and providing the result

OD314350/2024-2025:Underwater Inspection : Underwater inspection cum video graph shall be arranged by divers to inspect from the cavity of well foundation and mapping of the cavity. A) Before rectification work using patented Underwater Remotely Operated Vehicles (ROVs) with High definition Live streaming during inspection

Structural Specialities and Projects India Pvt Ltd (BID ID -2221680)

Bidder Name

Structural Specialities and Projects India Pvt Ltd

M/S. THE FREYSSINET PRESTRESSED CONCRETE COMPANY LTD.