SPECIAL REPAIRS TO SM-39 WORKSHOP AND BLAST WALL AT NAD KARANJA

Amount

Chipping, removing carefully concrete work by low impact hammer, breaker without damaging the structure and cleaning and disposal of debris out side the premises etc., complete all as specified and as directed by Engr-in-charge. Note: 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 on the rebars, including cleaning the reinforcement, wire brushing to remove loose rust spalls, wash the rebars with clean water within 3 min and wipe it dry complete all as specified and as directed by Engr-in-charge. Make: FEOVERT of Krishna Conchem /Roff rust cleaner of Piddilite /Dr. Fixit Rust removal /ShaliRust of STP Ltd

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. The application shall be by brush complete all as specified and as directed by Engr-in-charge. Make: Corroseal-ZR of Krishna Conchem /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 and new concrete by brush application complete all as specified and as directed by Engr-in-charge. Make: Monobond SBR of Krishna Conchem /Dr. Fixit epoxy bonding agent /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- 5 Cement-15 sand) in damaged areas in 30mm thickness including leveling profiling etc., complete all as specified and as directed by Engr-in-charge.

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 as directed by Engr-in-charge. Note: Reinforcement shall be measured and paid separately (Rates including jacketing, formwork and micro concrete.

Material and labour for applying concrete protection coating on finished structural members exposed to atmosphere complete all as specified and as directed by Engr-in-charge. Make: IPNET of Krishna Conchem /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 complete all as specified and as directed by Engr-in-charge. (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 and 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) and 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 complete all as specified and as directed by Engr-in-charge. Make: Epoxy grout - Dr. Fixit Epoxy injection /EPCO KP-HP-250 of M/s Krishna Conchem /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. 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 complete all as specified and as directed by Engr-in-charge. Make: EPCO-KP-100/Protectsil CIT / Ferogard 903

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 as directed by Engr-in-charge.

Taking down cement plaster on brick or stone walls, etc., including racking out joints, hacking for key, scrubbing down with water, etc., complete all as specified and as directed by Engr-in-charge.

Material and labour for rendering 15mm thick in cement mortar 1:6 on fair faces of brick work or concrete surfaces, finished even and smooth without using extra cement complete all as specified and as directed by Engr-in-charge.

Material and labour for rendering 20mm thick on fair faces of brick /concrete surfaces with two coats i.e (15mm thick backing coat in CM (1:6) and 5mm thick finishing coat in CM (1:4) including WPC by weight of 3% of total cement content), finished even and smooth without using extra cement complete all as specified and as directed by Engr-in-charge. Note: WPC will be measured and paid separately.

Supply only integral water proofing compound (ISI mark) complete all as specified and as directed by Engr-in-charge.

Material and labour for preparation of new plastered surfaces of walls and applying two coats of oil distemper over and including 3mm thick wall care putty, and filling cavities with wall care putty filling after completely removal of existing treatment complete all as specified and as directed by Engr-in-charge.

Material and labour for prepration of old plastered/ decorated surfaces of walls and applying one coat of oil bound distemper on plastered/ decorated wall surfaces complete all as specified and as directed by Engr-in-charge.

Material and labour for preparation of old or new wall surfaces of any description and applying one coat of acrylic (antifungal) exterior grade paint of camouflage pattern complete all as specified and as directed by Engr-in-charge.

Material and labour for preparation of old painted surfaces of steel any description over 10 cms width or girth and applying one coat of aluminium paint on steel surfaces complete all as specified and as directed by Engr-in-charge.

Supply and fix for rubber sponge gasket of 20mm thick and 40mm width fixed with and including approved adhesive complete all as specified and as directed by Engr-in-charge.

Material and labour for new or old exterior wall decorating and water proofing treatment to wall surface by wire brushing in order to revove dust, dirt, loose particles, laitance. Thereafter wash the surface with clean water and allow to dry. Fill visible cracks/ joints by Chemistic crackseal caulking compund and allow to dry for 24 Hours. Apply a primer coat of Chemistic Prime N Seal (water base primer) and allow to dry for 6 hours. Thereafter apply 02 coats of Chemistik PDS-50 (WB high Build Anti Caronation Coating cum waterproffing) and shade by brush at the interval of 08 hours between the coat and allow to dry to match the existing shade complete all as specified and as directed by Engr-in-charge. Note: Quoted rate shall be include any height of bldgs for scafolding as all arrangement.

Material and labour for preparation of old painted steel and iron surfaces of any description over 10 cms in width or girth and applying one coat of synthetic enamel paint on steel surfaces complete all as specified and as directed by Engr-in-charge.

Taking down shutter from frame exc 1 sqm but not exc 2 sqm each including iron mongrey and removing from site complete all as specified and as directed by Engr-in-charge.

Taking down chowkhat or frame with shutter (without taking off shutter from the frame) exc 1.5 sqm not exc 4.0 sqm each, removing from the site including cutting holes required for taking out existing hold fast etc., complete all as specified and as directed by Engr-in-charge.

Supply and fixing to existing door frames 30 mm thick Glass Fibre Reinforced Plastic (FRP) panelled door shutter of required colour and approved brand and manufacture, made with fire-retardant grade unsaturated polyester resin, moulded to 3mm thick FRP laminate for forming hollow rails and styles, with wooden frame and suitable blocks of seasoned wood inside at required places for fixing of fittings, cast monolithically with 5 mm thick FRP laminate for panels conforming to IS: 14856, including fixing to frames complete all as specified and as directed by Engr-in-charge.

Supply and fix for 2nd class hard wood plain solid straight chowkats and frame of wrought framed rebated on the solid rounded or chamfered put together with glue pinned at joints complete all as specified and as directed by Engr-in-charge.

Supply and fix 30mm thick second class hard wood plain, framed, panelled shutters (any number of panels), with panels of timber flat on both sides (feather edged), or of veneered particle board medium density, wood particle board with commercial face veneers, supplied and fitted to chowkats complete all as specified and as directed by Engr-in-charge.

Material and labour for applying two coats of synthetic enamel paint on new wooden surfaces of any description over 10 cm width or girth over a coat of pink primer including preparation of surfaces complete all as specified and as directed by Engr-in-charge.

Cutting holes in brick wall for inserting holdfast and making good dismantled portion by filling PCC (1:2:4) type B-1 exc half brick but not exc one brick incl existing surface finishes complete all as specified and as directed by Engr-in-charge.

Supply and fix for mild steel work, Grade Fe-410-0 or Fe- 310-0, as in flat iron (for holdfast) complete all as specified and as directed by Engr-in-charge.

Supply and fix for butt hinges size 100mm extruded aluminium alloy with galvanised mild steel hinges pin anodised and fixed C-21 complete all as specified and as directed by Engr-in-charge.

Supply and fix for aluminium handle, cast type anodized size of handle 150mm complete all as specified and as directed by Engr-in-charge.

Supply and fix for aluminium anodized, barrel tower bolt of extruded section, length of bolt 150mm complete all as specified and as directed by Engr-in-charge.

Supply and fix for aluminium alloy, anodised, sliding door bolt with hasp, staple (bolt type) and fixing clips of sheet, cast or extruded sections and fixing bolts and sliding bolts of extruded sections or cast aluminium alloy and fixed length of bolt 250mm complete all as specified and as directed by Engr-in-charge.

Dismantling to plain or corrugated MS sheet any gauge, thickness including nainital or similar pattern as in roof covering complete all as specified and as directed by Engr-in-charge.

Supply and fix for 0.50mm thick pre-painted galvalume aluminium zinc coating GI based plain steel sheet of camouflage pattern colour having tensile strength of 550 Mpa as in roof covering/ cladding to wall, fixed with self tapping screws etc., complete all as specified and as directed by Engr-in-charge.

Supply and fix for 0.50mm thick pre-painted galvalume aluminium zinc coating GI based corrugated steel sheet of camouflage pattern colour having tensile strength of 550 Mpa as in roof covering /cladding to wall, fixed with self tapping screws etc., complete all as specified and as directed by Engr-in-charge.

Dismantling of water tank capacity exc 500 ltrs and not exc 1000 ltrs and removing to store complete all as specified and as directed by Engr-in-charge.

Supply and fix for rotational moulded polythene water storage tank of 2000 ltrs capacity (cylinderical vertical with closed top) hoisted and fixed in position complete all as specified and as directed by Engr-in-charge.

Dismantling wall and ceiling boards or insulation boards, any thickness, any description, including cover fillets complete all as specified and as directed by Engr-in-charge.

Material and labour for 4mm thick non asbestos fibre cement building designed boards in ceiling fixed or laid /inserted to timber/ GI/ Aluminium frame work with screws complete all as specified and as directed by Engr-in-charge. Note: Quoted rate shall be include any height of bldgs for scafolding as all arrangement and removing and refixing the AC duct in the same position.

Supply and fix for 605x605mm anodised aluminium snap grid frame work for false ceiling including fixing of nut bolt clamps with the help of drilling matching etc.., complete all as specified and as directed by Engr-in-charge. Note: Quoted rate shall be include any height of bldgs for scafolding as all arrangement.

Supply and fix for hangers 6mm dia G.I. (upto 1200mm length) adjusting level fixed to roof slabs by means of ceiling cleats made out of G.I. flat 40x3mm size 60mm long and expansion hold fasteners 12.5mm dia. 40mm long size of grid 605x605mm complete all as specified and as directed by Engr-in-charge. Note: Quoted rate shall be include any height of bldgs for scafolding as all arrangement.

Supply and fix for 40mm thick bonded mineral wool blanket slab made out of from glass wool having density 24 kg/cum and fixed as per manufacturers instruction including both side of blanket slab covered with polythene based jute hession cloth as in repairs complete all as specified and as directed by Engr-in-charge.

Material and labour for preparing of new false ceiling surfaces and apply two coats of oil bound distemper over a coat of alkali-resistant primer complete all as specified and as directed by Engr-in-charge.

Material and labour for 2mm thick polymer natural/ synthetic anti static flooring fire retardant compression moulding conductive flooring having electrical residence floor surface to earth between 50 kilo Ohms to 2.5 mega Ohms measured with wet electrode in accordance with details contained in STEC pamplet No 7 all as specified, fixed over and including copper strips grid work using 50mmx0.5mm thick forming 0.9sqm grid, joints of copper strips, brazed on the existing surface including cleaning and preparation of surface by passing with the suitable adhesive. The copper grid provided with diagonal earthing. The earthing resistance shall not exceed one ohm. The copper strip work shall be fixed to the existing floor at the 0.6m to 0.9m including removing existing PVC flooring complete all as specified and as directed by Engr-in-charge.

Taking down carefully copper/aluminium point wiring (light, fan, socket or power) complete, with wiring accessories such as bend boards elbows only, ceiling fittings etc., and removing material and depositing to MES store yard and making good disturebed surfaces walls floors etc., complete all as specified and as directed by Engr-in-charge. Note: The dismantling of flame proof switches, light fittings will be measured and paid seperatly under relevant items of schedule.

Material and labour for submain wiring with two core 1100 volts 1.5 sqmm FRLS size PVC insulated PVC unsheathed stranded copper conductor using colour code drawn through concealed ERW steel stove conduit 19/20mm dia with accessories like bend, junction box etc., and including 1.5 sqmm PVC insulated PVC unsheathed FRLS copper conductor in cable for continuous earth continuty conductor by using green colour to common earth and connecting to earth point and connecting to earth dolly for one light point/ fan point/ exhasut fan controlled by one 6 Amps complete all as specified and as directed by Engr-in-charge.

Supply and fix for LED building security light fitting with suitable size bracket/angle to fit security light of 60W IP 66 protection LED complete all as specified and as directed by Engr-in-charge.

Supply and fix for switch flame proof rotary type with termination box in LM6, single pole 250V complete all as specified and as directed by Engr-in-charge.

Supply and fix in repair flame proof LED well glass hanging type 60W fitting on existing light point with suitable hanging arrangements one light control with one MCB SP complete all as specified and as directed by Engr-in-charge. Note: The rates includes taking down old light fitting and providing suitable necessary ladders /equipments for any height to taking down the items.

Supply and fix for FLP flexible metalic hose conduit 1000mm long for 19/20mm dia fixed on directed place complete all as specified and as directed by Engr-in-charge.

Fixing only and concealed the flame proof switch socket combination single phase or three phase on the wall complete all as specified and as directed by Engr-in-charge. Note: Flame proof switch socket combination single phase or three phase here-in-before above will be reused. Making hole or chasing the wall and make good the disturbed surface will be considered in the quoted rate.

Supply and fix in repair flame proof LED flood light 100W fitting, fitted on wall surface complete all as specified and as directed by Engr-in-charge. Note: The rates includes taking down old light fitting and providing suitable necessary ladders /equipments for any height to taking down the items.

Supply and fix for air termination single pointed aluminium rod 12mm dia and 1m long with necessary fixing arrangement on aluminium plate of suitable size on roof complete all as specified and as directed by Engr-in-charge.

Supply and fix for test point terminal block made of gun metal or phosphorus bronze size 75x75x25mm thick drilled and screwed including 3 Nos 8mm dia 25mm long hexagonal head screws fixed to GI/ aluminium strip bracket fixed to porcelain insulator in wall complete all as specified and as directed by Engr-in-charge.

Supply and fix for aluminium strip of size 25x3.15mm fixed with suitable saddles and fixing screws etc., on roof with rubber and bitumen washer and fixed to insulator on wall for down conductor as fixed in repairs, the rates includes making arrangement for insulators complete all as specified and as directed by Engr-in-charge.

Supply and fix for copper strip 32x6mm buried in ground/ saddle on wall as per site requirement for earth continuity conductor or fixed to porcelain, insulator fixed to wall as in repairs complete all as specified and as directed by Engr-in-charge.

Material and labour for earthing complete with copper earth plate electrode of size 600x600x3.15mm thick burried directly in ground (earth pit not less than 2.25m deep below ground level) with top edge of the plate not less than 1.5m below the normal ground level connected with copper strip 20x3mm by means of bolts, nuts, check nuts and washers of galvanished iron steel including necessary excavation and earth work in any type of soil, removing surplus soil to a distance not exc 50m, with and including PCC chamber in PCC (1:2:4), type B1, (Using 20mm graded stone aggregate), mild steel angle iron frame made out of MS angle iron of size 40x40x6mm thick duly painted with two coats of synthetic enamel paint over one coat of red oxide zinc chrome primer hinged with and including 6mm thick CI cover with handle, watering arrangement with funnel internally secured with wire mesh with 20mm dia medium grade pipe for watering, 40mm dia light grade GI pipe for lead protection in and including alternate layers of charcoal dust and common salt all as shown in electrical plate No 3 of SSR Part-1 (2009) connected to earthing test point and indicated including testing on completion complete all as specified and as directed by Engr-in-charge.

Supply and installation a set of maintanance free earthing system consisting of 6 number of copper bonded earth rod of 17.2mm dia x 2m length with coated with 250 micron electrolytic grade copper tested on 25 KA fault current by CPRI with driving head and tip to directly drive the earth rod to the ground with each rod interconnected with 20x3.15mm copper strip at the interval of 1.5m to form a square complete all as specified and as directed by Engr-in-charge. Note: The quoted rate includes testing of earthing system and getting the earthing value less than 1 ohm in any soil condition.

M.K Enterprises

SREE HARITHA ASSOCIATES

DEV ENTERPRISES

Mahadev Enterprises

Everest Construction

K N CONSTRUCTION