Uttar Pradesh State Bridge Corporation Limited Tender

Cleaning of reinforcement from rust from the reinforcing bars to give it a total rust free steel surface by using alkaline chemical rust remover of approved make with paint brush and removing loose particles after 24 hours of its application with wire brush and thoroughly washing with water and allowing it to dry, all complete as per direction of Engineer-In-Charge. diameter Make- Dr Fix it/R&M/ Krishna Conchem

M&L(Material & Labour) for applying two coats of anti corrosive epoxy phenolic rebar protective system IP Net RB or equivalent of approved make and quality comprises of resin and hardener mixed in equal proportion by volume with minimum 9-10 hours between the coats, sprinkling dry sand when 2nd coat is tacky so as to provide rough finish and ensuring air curing of minimum 10 hours after the top coat before any subsequent treatment etc. including scaffolding etc. complete all as directed by Engr-in- charge Make- Dr Fix it/R&M/ Krishna Conchem

Providing, mixing and applying bonding coat of approved adhesive on chipped portion of RCC as per specifications and direction of Engineer-In-charge complete in all respect. Epoxy bonding adhesive having coverage 2.20 sq m /kg of approved make

M&L (Material &Labour) for 15mm thick polymer mortar to load carrying R.C.C member in two layers in proportion of 1:5:15 by weight of polymer of approved make and quality, cement ratio for desire consistency and applying and finishing by floating, curing after initial setting time etc. complete. As directed at site by engineer in charge.Make- Dr Fixit/R&M/ Krishna Conchem

M&L (Material &Labour) for encasement to columns/ beams/pardi etc. with free flow high strength non shrink micro concrete M-40 using single components and added with 100% by weight saturated dry stone dust water cement ration shall be maintained properly as per manufactures specifications to achoive dense solid mass prepared micro concre shall be poured properly as per in prefixed holding boards surely tight form work properly aligned to required size and shape and well oiled air bubbles if any shall be removed by tapping the boards removing the boards after 24hours and curing the micro concrete thoroughly for 14 days cost inclusive of shuttering curing etc. complete. (Note: micro concrete mixing with 6mm down size aggregates in the ratio of 1 part micro concrete with 0.3 part of aggregate by weight.) complete all as directed by Engr-in- charge. Make- Dr Fix it/R&M/ SIKA

Cleaning of exposed concrete surface with grinder of sticking material including loose and foreign material by sand blasting with coarse sand followed by and including cleaning with oil free air blast as per direction of Engineer in charge.

Drilling and fixing Teflon nozzles in PRC/PSC members including Drilling Holes (Drilling 12 mm dia., 40 mm deep holes in structural members at the intervals of 600 mm in staggered manner or as directed by the engineer-in-charge in RC/PSC structural element)and Cleaning of holes (To Clean the holes by air blower prior to fixing nozzles)and Fixing of Nozzles(To Insert 12 mm dia. Teflon nozzles in cleaned holes ). External end of nozzles to be machined to receive outlet of grouting gun and Fixing it inside the holes by applying thixotropic epoxy putty to ensure complete sealing and Curing the system for min. 12 hrs)and Cutting of Nozzles(To Cut the nozzles by chisel after completion of grouting without damaging structural elements) etc. complete

Injecting low viscosity (3-5 cps) high molecular weight monomer by pressure and using mechanized injector gun with accessories, till nozzles refuses to accept the grout, Including, Mixing of materials ( Mixing material components (part a & b) in required quantities as per manufacturer’s instruction by weigh batching) and Grouting (Filling the grouting gun with monomer. Maintain desired pressure in the gun by air compressor; maintain the pressure at exit (4 to 5 Kg/ Cm2) by monitoring pressure gauge at exit. Grouting the material through prefixed nozzles in the structural elements till its refusal. Sealing the nozzle with epoxy putty after the refusal. Monitoring leakages through other nozzles while grouting and seal them as per the requirement. Repeat the process for all the nozzles. The operation to be within pot life of the material.) and Cleaning of gun and accessories (the gun and accessories like valves, pipes and other fixtures to be cleaned with thinner after the operation to avoid jamming of the gun.) etc complete. Make- Dr Fixit/R&M/ Krishna Conchem

Providing and Applying R&M Epoxy Putty over the concrete surface including mixing to the proportion as specified by the manufacturer and mixing the ingredients vigorously to get uniform paste including applying the formed paste to required line level and profile etc complete. (up to 4mm) Make- Dr Fixit/R&M/ Krishna Conchem

Strengthening structural elements with non metallic composite fiber wrapping system comprising of uni-directional carbon fiber sheet (R&M 400 GSM) and compatible saturant, by wet layup system including, Surface preparation (Grinding/ moulding concrete substrate, cleaning it with wire brush removing oil, laitance if present, rounding sharp edges to min 25 mm radius) etc. complete including, Profiling (Applying compatible primer on prepared substrate, Filling the holes and uneven surface with thixotropic putty etc. complete.) and Mechanized wetting of fiber sheet (Cutting the fabric to required size. Mixing of saturant and filling in tub area of the saturation machine. Placing the fiber on metallic rods and pass through the rollers of machine and saturant tub ensuring complete wetting (65% fiber volume fraction) of fibers. Remove the fiber on rod and place the new fiber sheet.) and Wrapping (Wrapping the fiber sheet to structural element at desired orientation using tamping roller to avoid any air voids etc. repeat the same procedure for multiple layer with the interval of 8 hrs.) and Second Coat including applying second coat of saturant after min. 12 hrs, rectify air voids if any. (Mode of measurement: Per sq.mt of surface area of application)

Providing and fixing R&M carbon fiber anchor including drilling hole in the base concrete fixing the anchor using epoxy 50X55 system spreading the anchor fibers in star pattern including application of saturant etc. complete.

Applying pre-cured carbon fiber laminates system(R&M CARBON LAMINATE 2.4mm thick and 100 mm wide) with compatible structural adhesive including, Profiling: Aplyingcompatiblity primer on prepared subtrate, filling the holes and uneven surface with thixotropic putty etc. complete. Application of Pate: Marking the application area on structural element, cutting the plate to require size, applying compatible structural adhesive on plate in parabolic manner by adhesive laminating machine, paste the laminate on desire area by using tamping roller to avoid any air voids, post tensioning by applying required tension to laminate by appropriate method where reqire and as approved by Railway etc., complete. Mode of measurement: Per running meter of 100mm wide and 2.4mm think plate applied.

Providing and fixing in position R&M anchor plates made up of high grade aluminimum for Pre-stressed and Non-prestressed including drilling holes in concrete surface and fixing mechanical anchor bolt

Providing and applying Anti Carbonation R&M aliphatic acrylic coating to the complete soffit of the bridge and piers including cleaning the concrete surface using appropriate mechanical means including primer and two coats of the Anti Carbonation aliphatic acrylic coating

Providing and fixing double scaffolding system (cup lock type) on the exterior side, up to seven story height made with 40 mm dia M.S. tube 1.5 m centre to centre, horizontal & vertical tubes joining with cup & lock system with M.S .tubes, M.S. tube challies, M.S. clamps and M.S. staircase system in the scaffolding for working platform etc. and maintaining it in a serviceable condition for the required duration as approved and removing it there after .The scaffolding system shall be stiffened with bracings, runners, connection with the building etc wherever required for inspection of work at required locations with essential safety features for the workmen etc. complete as per directions and approval of Engineer-in-charge .The elevational area of the scaffolding shall be measuredfor payment purpose .The payment will be made once irrespective of durationofscaffolding.Note: - This item to be used for maintenance work judicially, necessary deductionfor scaffolding in the existing item to be done.

Replacement of existing damged expansion joint by Providing and laying of Strip Seal Exp Joint System, including cleaning of gaps, dismantling of deck slab portion near expansion joint, wearing coat etc. and back filling of the recess up to final finish level with concrete of grade M - 35, complete as per approved drawing(s), M.O.R.T&H technical specification section 2607.

Providing and applying two coats of Two component, anticorrosive, Anti-carbonation, solvent free, inter- penetratingpolymer network based phenolic epoxy coating/primer. Cleaning existing concrete substrate to achieve maximum adhesion between the coating and substrate. Free the surface from loose material, grease and oil by water jet/ mechanical means complete as directed by the Engineer in charge.

Miling of road surface

P/L Micro Surface Gr-3

P/L Micro Surface Gr-2

P/L Road Marking Paint

P/L Cat Eye @3m c/c

Other Item(Tanker Tractor etc)

Providing and fixing M.S railling of same shape and size of the railing of the existing parallel bridge using M.S channel of (40*75*40*5)mm and M.S square of (10*10)mm as per drawing and direction by Engineer- in-charge.

Painting of Railing and kerb making with adequate nos of coats to give uniform finish with road marking paint of superior make as approaved by the engineer in charge i.e. cleaning of surface from all dirts scale, oil , grease and other foreign material etc and lining out complete

Supply of elastomeric bearing complete as per Technical Specification conforming to IRC: 83 (Part-II) of MoRTH specifications complete including all accessories as per drawing and Technical Specifications. (Size 780x420x90 MM)

Supply of Spherical Bearing complete as per Technical Specification. conforming to IRC: 83 (Part-IV) of MoRTH specifications complete including all accessories as per drawing and Technical Specifications.

Supply of Shock Transmission Unit as per design by site condition

Safty audit report vetted/proof checked by the IIT three times shall be submitted in the office of Managing Director, U.P. State Bridge Corporation Ltd. (Safty Audit has to be done on 5th year, 10th year and 15th year from the year of rehabilitation)