SPECIAL REPAIRS FOR RPLACEMENT OF BER EOT CRANE OF RT STORE AT NAD KARANJA

Amount

PART I : EOT CRANE (E/M) Design, manufacturing, supply, testing and commissioning of electricity operated overhead travelling crane (EOT) , floor operated of the following specification complete all as specified below :- (a) Capacity of crane - 3.0 ton double girder (b) Span 23.7 Metres (c) Bay length- 53.7 Metres (d) Hook height - 6.0 Metres (e) Speed - (1) Hoist speed -3.0 m/min (2) Cross Travel speed - 10 m/min (3) Long travel speed -15 m/min (4) Crane rails of (suitable material of capacity 1.25 times of total load), size -2 x 60 metres (5) Railing in walkway, (6) Suitable size of LT, CT track wheel including Shrouded type DSL Approx 53.7 metre, Double Drive type panel, Pendent push button , suitable length of copper cable of size 16 core x 1.5 sqmm of length approx 70 metres operated from floor all connected items , all accessories/equipments duly painted with two coats of synthetic enamel paint over a coat of red oxide as per OEM specification , complete all as specified and directed by Engr-in-charge. Notes :- (i) Crane, girder, Rails material should have capacity 1.25 times of total load (ii) Material tolerance limit +3mm in any dimension from temperature limit from 16 degree Celsius to 65 degree Celsius (iii) Drawing of crane/Panel should be approved from competent authority before installation. (iv) Load Testing and test certificate deemed to be included in quoted rate. (v) Cranes should be manufactured as per latest IS standard and safety factors.

Taking out complete old EOT crane and deposit in MES yard including panel, cable, hoist etc complete all as specified and directed by Engr-in-charge.

Supply and Fix in repairs MCCB 4 pole, thermal magnetic release range 125 Amps of breaking capacity 16 kA, 415 Volts, 50 Hz, complete all as specified and directed by Engr-in-charge.

Supply and Fix double door MCB DB made out of 18SWG CRCA steel sheets, Phosphates powder coated with copper bus bar, Earth stud, Din Rail, Polyamide Terminal Blocks for incoming and outgoing circuits, inbuilt loose wire box, Ground terminal blocks, duly pre-wired with thimble flame retardant copper conductors and poly layer for protection SP 240 volts 200 Amps rated bus bar 4 way, including taking out old unserviceable MCB DB any size/type, complete all as specified and directed by Engr-in-charge.

Supply & fixing, jointing, connecting & testing in trenches XLPE/PVC 25X4 sqmm insulated PVC sheathed cable heavy duty 1100 volts grade, aluminium conductor in trenches / ducts/wall of the including taking out cable cover & cable complete all as specified and directed by Engr-in-charge.

PART II : EOT CRANE (B/R) Chipping , removing carefully concrete work by low impact hammer ,breaker without damaging the structure & cleaning and disposal of debris out side the premises etc. complete as directed by Engr-in-Charge. Hard concrete should not be removed by force.

Material and Labour for Clean existing reinforcement with wire/ rotary wire brush, making the surfaces free from loose material dirt etc. complete and applying two coats of alkaline rust converting primer FEOVERT of Krishna Conchem or Roff rust cleaner of Piddilite or Dr. Fixit Rust removal or ShaliRust of STP Ltd. on the rebars, including cleaning the reinforcement, wirebrushing to remove loose rust spalls, wash the rebars with clean water within 3 min and wipe it dry, complete all as specified and directed by Engr-in-charge.

Material and Labour for applying two coats of Epoxy based Zinc primer in a span of four hours over the treated rebars and allow to dry for six hours, complete all as specified and directed by Engr-in-charge. The application shall be by brush. Epoxy primer for steel of make / brand - Corroseal-ZR of Krishna Conchem or Dr. Fixit Epoxy zinc primer

Material and Labour for cleaning all loose laitance on the concrete substrate and applying one coat of epoxy bonding agent on exposed concrete surface to ensure bond between old concrete & new concrete by brush application, complete all as specified and directed by Engr-in-charge. Make : Monobond SBR of Krishna Conchem or Dr. Fixit epoxy bonding agent or Shalicrete URP of STP Ltd.

Material and Labour for Building up the profile of structural members by using latex additives (MONOBOND) modified air cured mortar system (Polymer modified mortar) (1:5:15 = 1 monobond-5Cement-15 sand) -in damaged areas in 30mm thickness including levelling profiling etc, complete all as specified and directed by Engr-in-charge.

Material and Labour for applying concrete protection coating on finished structural members exposed to atmosphere, complete all as specified and directed by Engr-in-charge. Make : IPNET of Krishna Conchem or New Coat from Dr. Fixit

Material and Labour for Drilling and fixing Rohibb Teflon nozzles in RCC members, including drilling holes of 12mm dia, 50 to 100mm deep holes. Works shall be carried out as under :- (i) Cleaning of holes. Clean the holes by air blower prior to fixing nozzles. (ii) Fixing of nozzles. Insert 12mm dia. Rohibb Teflon nozzles in cleaned holes. External end of nozzles to be machine to receive outlet of grouting gun. Fix it inside the holes by applying thixotropic epoxy putty to ensure complete sealing. Cure the system for min.12 hrs. (iii) Cutting of nozzles. Cut the nozzles by chisel after completion of grouting without damaging structural elements. (iv) In case crack upto 2mm wide, fix the injection nozzles directly over the cracks, at intervals of 6 to 9 inches, using a drilling machine. Fix PVC/MS nozzles in these holes with fast-setting epoxy putty & let it dry for 2 to 3 days. Also, seal the crack between the ports with epoxy putty. (v) In case where the crack is wider than 2mm upto 4 to 5mm, drill holes at the sides of the crack in a staggered fashion, at intervals of 6 inches and affix them with epoxy putty as mentioned above. (vi) Also, seal the face of the crack with a liberal application of the epoxy putty.

Material and Labour for Injecting of site mixed cement slurry grout, mixed in specified proportion containing cement, sand water with addition of plasticizers (approved make) & migratory corrosion inhibitors, water cement ratio shall be varied between 0.5 to 1.0 for each hole, shrinkage compensating cement slurry mixed to a lump free fresh creamy consistency ,Mixing shall be done by mechanical mixer continuously stirring mechanically to keep cement particles in suspension. Injection of approved/specified grout by means of pump at a pressure of 3-5 Kg/cm2 etc complete till the grout mix flows out from the nozzle indicating complete filling of grout in the holes drilled. Make / brand of Epoxy grout - Dr. Fixit Epoxy injection or EPCO KP-HP-250 of M/s Krishna Conchem or Shaligrout EI of STP Ltd.

Material and Labour for Injecting low viscosity (3-5cps) 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 of material components(part a&b) in the required quantities as per manufacturer's instruction by weigh batching. Grouting : Fill the grouting gun with concrete penetrating corrosion inhibitor EPCO-KP-100/Protectsil CIT or Ferogard 903. Maintain desired pressure in the gun by air compressor; maintain the pressure at exit(2 to 3kg/cm2) by monitoring pressure gauge at exit. Grout the material through prefixed nozzles in the structural elements@ 100ml per nozzle. Repeat the process for all the nozzles.

Material and Labour for Providing and applying jacketing around columns with Micro concrete (Molith-MC) M40 including all lifts, shuttering, drilling holes and fixing shear anchor as per specification, complete all as specified and directed by Engr-in-charge. Note: Reinforcement shall be measured and paid separately. (Rates including jacketing, formwork and micro concrete)

Mild steel bars 10mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips all as specified and directed by Engr-in-Charge. Note:-Replacement of steel reinforcement with TMT bars of appropriate size where 30% of cross section is reduced including dismantling of rusted steel complete all as specified and directed.

Providing and fixing but 5mm dia and over upto and including 10mm dia additional main steel bar or stirrups of designed diameter in various structural elements like column ,beams and foundations including drilling ,bending, welding and fixing the bars with epoxy putty etc., complete all as specified and directed by Engr-in-charge. (Steel provided on the basis of 1% of volume of concrete). Note:-Replacement of steel reinforcement with TMT bars of appropriate size where 30% of cross section is reduced including dismantling of rusted steel complete all as specified and directed.

Taking down cement plaster on brick walls or stone walls etc including raking out joint, hacking for key, scrubbing down with water etc including removing debris directed for a distance max upto 500m, complete all as specified and directed by Engr-in-charge.

Material and Labour for rendering 15 mm thick on fair faces of brick/concrete surfaces in CM (1:4) , finished even and smooth without using extra cement (WPC to be measured and paid separately), complete all as specified and directed by Engr-in-charge.

Material and Labour rendering 10 mm thick on fair faces of brick work or concrete surfaces of walls in cement mortar 1:6 finished even and smooth (with out using extra cement), complete all as specified and directed by Engr-in-charge.

Material and Labour for preparation of new or previously untreated plastered surfaces of walls for applying Two or more coats of 100% Premium acrylic emulsion paint having VOC less than 50 gm/litre and UV resistance as per IS 15489:2004, Alkali & fungal resistance, dirt resistance exterior paint of required shade (Company Depot Tinted) with silicon additives @ 1.43 litre/ 10 sqm over and including priming coat of exterior primer applied @ 0.90 litre/ 10 sqm over new surfaces, complete all as specified and directed by Engr-in-charge.

Material and Labour for preparing new plastered surfaces of walls and applying two coats of oil bound distemper over a coat of chalk whitening on plastered surfacescomplete all as specified and directed by Engr-in-charge.

-Ditto- as per item No 22.00 here-in-before but applying one coat of oil bound distemper on old surfaces, complete all as specified and directed by Engr-in-charge.

Supply only Liquid water proofing compound, complete all as specified and directed by Engr-in-charge.

M/S NRS TIIB AND CO (BID ID -3488035)

Dinesh Engineering Enterprises (BID ID -3487118)

cooltech engineering services (BID ID -3487771)

shakti engineering and electrical works (BID ID -3486642)

Vikas Electircal Works (BID ID -3487668)

CRANEX LIMITED (BID ID -3487535)

SERVO-TECH ENTERPRISES (BID ID -3487008)

Shree Ayyappa Engineering (BID ID -3487681)