CERTAIN REPAIRS TO DRAINS DRAIN COVER PLASTERING WORK COPING AND OTHER MISC B R WORK AT AMN JETTY AT NAVAL STATION KARANJA

Amount

Chipping , removing carefully concrete work by low impact hammer, breaker without damaging the structure and cleaning and disposal of debris outside the premises etc, complete all as specified and 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 Pidilite or Dr Fixit Rust removal or ShaliRust of STP Ltd on the rebars, including cleaning the reinforcement, wire brushing to remove loose rust spalls, wash the rebars with clean water within 3 minutes 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 and new concrete by brush application, complete all as specified and directed by Engr-in-Charge. Make / brand :- Monobond SBR of Krishna Conchem or Dr Fixit epoxy bonding agent or Shalicrete URP of STP Ltd.

Material and Labour for ready to mix polymer cement plaster with high quality polymer additives (Polymer plaster) with 4 MPa compressive strength of required thickness over the entire cleaned surfaces including all tools and tackles, etc in damaged areas in 40 to 50 mm thickness including leveling profiling etc complete. Make:- Krishna Conchem, STP or equivalent as approved by GE all as directed.

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 or brand : 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, complete all as specified and directed by Engr-in-Charge. 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 minimum 12 hours. (iii) Cutting of nozzles. Cut the nozzles by chiesel after completion of grouting without damaging structural elements. (iv) In case crack upto 2 mm 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 2 mm upto 4 to 5 mm, 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, complete all as specified and directed by Engr-in-Charge. 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, complete all as specified and directed by Engr-in-Charge.

Material and Labour for 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 additional main steel bars 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 (Steel provided on the basis of 1% of volume of concrete), complete all as specified and 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 directed by Engr-in-Charge. Note:- Reinforcement shall be measured and paid separately. (Rates are including jacketing, formwork and micro concrete)

Dismantling wrought iron or mild steel work of any description not otherwise provided for, complete all as specified and directed by Engr-in-Charge.

Material and Labour for Framed work such as grills, gratings, etc, with ends of bars shouldered and/or riveted, or forged into spikes; framed guard bars; barred iron doors; ladders; framed balusters; walk ways; railings; framework of water tanks and fencing angle similar work conforming to Fe-290 Gde E-165

Supply and Fix MS plate Fe 410-W (Gde E-250 quality A) (Plane/Chequered) 5 mm and over as open drain covers with 02 Nos of 150mm handle in each plate etc complete all as specified and directed by Engr-in-Charge.

Supply and Fix Rolled section Fe 410-W (Gde E-250 quality A) as in main and cross beams, hip and jack rafters; purlins, vertical post, plates, pipes where connected to common rafter and running rails and fixing with angle cleats or other connecting plates also fixing wind tie bars etc, complete all as specified and directed by Engr-in-Charge.

Supply and Fix MS Flat iron wind ties and stays for gutter including securing with bolts and all necessary drilling, bolting or riveting, etc conforming to Fe 410 or Fe 310, complete all as specified and directed by Engr-in-Charge.

Material and Labour for providing and fixing stainless steel (Grade 304) railing made of hollow tubes, channels, plates etc., including welding, grinding, buffing, polishing and making curvature (where ever required) and fitting the same with necessary stainless steel nuts and bolts complete, including fixing the railing with necessary accessories & stainless steel dash fasteners, stainless steel bolts etc., of required size, on the top of floor or the side of waist slab with suitable arrangement, complete all as specified and directed by Engr-in-Charge.

Material and Labour for preparation of new steel surfaces exceeding 10 cm width or girth and applying two coats of synthetic enamel paint over a coat of red oxide primer complete all as specified and directed by Engr-in-Charge.

Material and Labour for preparation of old steel surfaces exceeding 10 cm width or girth and applying one coat of synthetic enamel paint complete all as specified and directed by Engr-in-Charge.

Material and Labour for Pre-Cast Factory made RCC 1:1.1/2:3 (20mm Graded crushed stone aggregate) as in cover slab of manholes, septic tanks, drainage, flooring, bedded, and jointed in cement mortar 1:6 and pointed in cement mortar 1:3 with edges of slab covered with MS angle sections or similar articles with plain faces and set in Cement Mortar 1:4, including formwork & reinforced with 8mm dia TMT steel 100mm c/c both way, size and shape and pattern as approved by Engr-in-Charge/Garrison Engineer including demolition of existing of all as specified and directed by Engr-in-Charge

Dismantling plain or corrugated steel sheeting, any gauge, thickness including Nainital or similar pattern roof coverings, all as specified and directed by Engr-in-Charge.

Supply and Fix in repair 0.5 mm thick pre-painted galvalume aluminium zinc coating GI based corrugated steel sheeting of any colour having tensile strength of 550 MPa as in roof covering/cladding to wall fixed with self tapping screws, complete all as specified and directed by Engr-in-Charge. Note:- Work shall be carried out on roof at 12 -15 meter height. Unit rate shall also include quoted by the contractor (non accessible roof/ wall cladding).

Supply and Fix pre-painted galvalume aluminium zinc coating GI based Plain steel sheet 0.5mm thick of any colour having tensile strength of 550 MPa as in roof covering / cladding to wall, fixed with self tapping screws, complete all as specified and directed by Engr-in-Charge.

Material and Labour for Providing reinforced cement concrete type B-1, 1:2:4 (20 mm graded aggregate) in railing/parapet for any size including necessary formwork at any height including demolition complete all as specified and directed by Engr-in-Charge.

Demolition of cement concrete (unreinforced) in ground floors and paving not exceeding 15 cm thickness (below or above ground level) complete all as specified and directed by Engr-in-Charge.

Material and Labour for PCC (1:3:6) type C1 using 20mm graded stone aggregate in coping bed black etc including necessary formwork complete all as specified and directed by Engr-in-Charge.

Material and Labour for mild steel TMT bars 6 to 8mm dia and over cut to length bent shape as 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 quality conforming to Fe-410-S complete all as specified and directed by Engr-in-Charge.

Material and Labour for 60 mm thick Machine pressed precast concrete inter locking paver blocks glazed coloured up to 6mm on the top in any shape and size, strength not less than M-35 conforming to IS 15658-2006, complete all as specified and directed by Engr-in-Charge.

Material and Labour for Sand filling under floors or in foundations including watering and consolidation all as specified and directed by Engr-in-Charge.

Material and Labour for PCC 1:4:8 type D2, using (40 mm graded aggregate) 75 mm thick as in sub base of flooring, complete all as specified and directed by Engr-in-Charge.

Supply and Fix in repairs, Precast Cement concrete manhole/drain cover of size 600mm x 600mm x 50mm thick surrounded with steel strip 50x1.25mm reinforced with 8mm dia TMT steel 100mm c/c both way laid over existing drain complete including demolition all as specified and as directed by Engr-in-Charge. Note :- Contractor shall provide PV alongwith manufacturer test certificate of SFRC cover.

Dismantling of floor, hearth or wall tiling including cement mortar bedding ( but not backing), removing serviceable tiles to store and rubbish off the premises and removal to out of MoD land, all as specified and directed by Engr-in-Charge.

Supply and Fix Vitrified ceramic coloured tiles 10mm thick (Square/Rectangular) polished, area of each tile not exceeding 0.36 Sqm, in floors, set and jointed in neat cement slurry and pointed in white or coloured cement to match including Screed bed or bedding layer 15mm thick in CM 1:6 for laying floor finishes. Complete all as specified and directed by Engineer-in-Charge

Supply and Fix Vitrified ceramic coloured dark shade tiles 10mm thick such as skirting, dado on walls etc jointed in neat cement slurry over 10mm thick in cement mortar (1:4) pointed in white or coloured cement complete all as specified and directed by Engineer-in-Charge.

Material and Labour for glazed ceramic coloured 350x250x7 or 450x350x7mm size as in walls set and jointed in neat cement slurry over 10mm thick in cement mortar (1:4) and pointed in coloured cement to match for work on vertical surface such as skirting dado etc all as specified and as directed by Engr-in-Charge.

Material and Labour for non skid ceramic coloured tile 7 to 8mm thick (square/rectangular), area of each tile exceeding 0.11 sqm but not exceeding 0.18 sqm in floor over 20mm thick screed bed in cement mortar 1:4, set and jointed in neat cement slurry and pointed in coloured cement to match the tile 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, all as specified and as directed by Engr-in-Charge. Note:- Item rate shall include any height of Bldgs for scaffolding as all arrangement.

Supply and Fix for PVC False ceiling consisting of 600 mm x 600 mm, 8-10mm thick prelaminated self design including frame work made using aluminium T section of size (25mm x 25 mm, 19 gauge or 1mm thick) in square pattern of grid size of 600 x 600 mm. The aluminium frame work is supported from the ceiling with the help of GI wire/6 mm dia GI (upto 1200 mm length) adjusting and maintain for proper level to roof slabs by means of ceiling cleats made out of GI flat 40x3 mm size 60mm long and expansion hold fasteners 12.5mm dia 40mm long complete etc. The aluminium frame work is supported on side wall with the use of aluminium 25 mm X 25 mm angles complete as per direction of Engr-in-charge, Manufacturer's specification & drawing. Note:- Items rate shall include upto 20.00 meter height of buildings for scaffolding as all arrangement all as specified and directed by Engr-in-Charge.

Dismantling of stone slabs & tiles of any description or thickness in floor aprons, cills etc laid bedded & pointed in any mortar complete all as specified and as directed by Engr-in-Charge.

Material and Labour for 20 mm thick granite (of any type) work (rough surface) in steps, jambs, pillars, window- cills, cooking platforms and like in cement mortar (1:4) including pointing in white cement (1:2) using marble dust with admixture of pigment to match with shade of granite in any position etc all as specified and as directed by Engr-in-Charge.

Material and Labour for 20 mm thick granite (of any type) work (table rubbed and polished) in steps, jambs, pillars, window- cills, cooking platforms and like in cement mortar (1:4) including pointing in white cement (1:2) using marble dust with admixture of pigment to match with shade of granite in any position etc all as specified and as directed by Engr-in-Charge.

Demolition of pre-cast concrete block masonry built in cement mortar including all quoins, arches, pillars etc. and pre cast concrete articles complete all as specified and directed.

Material and Labour for pre-cast cement concrete block masonry with solid blocks 10cm in width in type B1 1:2:4 (20mm graded aggregate) and setting in mortar (1:6) complete all as specified and as directed by Engr-in-Charge.

Demolition of brick work built in cement mortar including all quoins, arches, pillars, etc complete all as specified and as directed by Engr-in-Charge.

Material and Labour for brickwork with sub class 'B' bricks , straight or curved on plan exceeding 6 meters mean radius built in cement mortar 1:6 complete all as specified and directed

Material and Labour for brickwork with sub- class ‘B’ bricks, straight or curved on plan to any radius in half brick thick walls built in cement mortar 1:6 complete all as specified and as directed by Engr-in-Charge.

Supply only water proofing compound ISI marked complete all as specified and as directed by Engr-in-Charge.

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 maximum upto 500 meters complete all as specified and as directed by Engr-in-Charge.

Material and Labour use ready mix plaster for rendering 15mm 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 as directed by Engr-in-Charge.

Material and Labour use ready mix plaster for rendering 10 mm thick on fair faces of brick work or concrete surfaces of walls in cement mortar 1:6 finished even and smooth (without using extra cement) complete all as specified and as directed by Engr-in-Charge.

Material and Labour use ready mix plaster for rendering 5 mm thick on ceilings in cement mortar 1:3 and finishing the surface even and smooth without using extra cement complete all as specified and as directed by Engr-in-Charge.

Material and Labour for applying three coats of white wash on newly plastered surfaces of ceilings including preparation of surface, complete all as specified and as directed by Engr-in-Charge.

Material and Labour for preparation of newly plastered surfaces of walls and applying two coats of acrylic antifungal paint exterior grade paint plain or camouflage pattern on one coat of primer complete all as specified and as directed by Engr-in-Charge.

Material and Labour for applying 3mm thick wall care putty on new plastered surface and prepare the smooth surface with sand paper and applying two coats of oil bound distemper on walls complete all as specified and as directed by Engineer-in-Charge.

Material and Labour for preparation of old plastered surfaces of walls and applying one coat of acrylic antifungal paint exterior grade paint plain or camouflage pattern upto 4 storey including necessary scaffolding complete all as specified and as directed by Engr-in-Charge. Note:- work shall be carried out on the pillar below the bridge in marine area. Unit rate shall also include quoted by the contractor (non accessible roof/ceiling).

Complete removal of existing treatment from old decorated plastered surfaces of walls by Vacuum based sanding machine, removal of nails etc and filling cracks/hole with putty, applying wall care putty upto 2 mm thick (multipurpose mixer shall be used for uniform and proper mixing of putty) and applying two coats oil emulsion distemper white or coloured over a coat of approved primer by auto roller complete all as specified and as directed by Engr-in-Charge. Note:- Allow 6-8 hrs to dry the surface for painting of subsequent coats complete all as specified and directed.

Supply and Fix in repair Rotational moulded Polyethylene (HDPE) Water Storage Tank 2000 LITRE Capacity (Cylindrical Vertical with Closed Top), Black or white in Colour, Three Layered Construction, hoisted and fixed in Position all as specified in MES Schedule Part-I, including tank nipple, union and Lowering of unserviceable Water Storage Tank with Float Valve of any description including dismantling of existing water tank complete all as specified and as directed by Engr-in-Charge.

Supply and Fix in repair Rotational moulded Polyethylene (HDPE) Water Storage Tank 1000 LITRE Capacity (Cylindrical Vertical with Closed Top), Black or white in Colour, Three Layered Construction, hoisted and fixed in Position all as specified in MES Schedule Part-I, including tank nipple, union and Lowering of unserviceable Water Storage Tank with Float Valve of any description including dismantling of existing water tank complete all as specified and as directed by Engr-in-Charge.

Supply and Fix in repair ball valves 25mm bore high pressure of PTMT with epoxy coated Aluminium rod and high-density plastic ball screwed for iron pipe and fixed. (minimum weight-455 grams) complete all as specified and as directed by Engr-in-Charge.

kalakriti enterprises (BID ID -3144453)

EVEREST CONSTRUCTION (BID ID -3142058)

S.P.TRADERS (BID ID -3144504)

Expert Electric Service And Stores (BID ID -3144463)

M.K Enterprises (BID ID -3144535)