REPAIRS AND RESTORATION OF STRUCTRAL MEMBERS LIKE COLUMN BEAM, SLABS ROOF PROJECTION OF OTM AND MARRIED ACCN AND REPAIR TO LEEKAGE SEEPAGE IN CERTAIN BLDGS OF INS ABHIMANYU AND COMMAN AREA UNDER AGE BRII AT NAVAL STATION KARANJA

Amount

Notes : - (i) The is at Serial No 60 of TPP 2025-26 (ii) Please refer schedule 'A' notes before quoting the tender. (iii) Amount of Schedule of Credit shall be deducted off line by the department. The Unit Rate quoted in r/o Ser item No 1.01 to 1.75 are deemed to include for the following and nothing extra will be paid for these works: 1. Supplying, erecting and use of scaffolding upto required height (max 25 to 30m) or upto 8th floor height with necessary H-frames, pipes, couplers, buckles, bracing, top platform with support railing at top etc. at all levels of building including carriage of the materials to the location, erecting, fixing the scaffolding and dismembering the same after working and taking away the scaffolding materials etc. complete as per direction of Engineer-in-charge. 2. Supplying, erecting & use of temporary bamboo scaffolding around the building as required. The scaffolding is to be secured properly in position by bracings, ties clamps, etc. complete including providing and erecting working platform at all heights as required, including removal after completion of work all as per direction of Engineer-in-Charge

Chipping , removing carefullly concrete work not less than 25mm thick by low impact hammer ,breakar without damaging the structure & cleaning and disposal of debries out side the premises etc. complete all as specified and directed Note : Hard concrete should not be removed by force.

Cleaning existing reinforcement with wire/ rotary wire brush, making the surfaces free from loose material dirt etc.and M&L for applying two coats of alkaline rust converting primer (Make :- FEOVERT of Krishna Conchem or Roff rust cleaner of Piddilite or Dr. Fixit Rust removal or ShaliRust of STP Ltd as approved by GE) . 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 .

M&L for applying two coats of Epoxy based Zinc primer (Make :Corroseal-ZR of Krishna Conchem or Dr. Fixit Epoxy or equivalent as approved by GE) primer in a span of four hours over the treated rebars by brush and allow to dry for six hours.

Cleaning all loose laitance on the concrete substrate and M&L for 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 . . Make:- MONOBOND SBR of Krishna Conchem or Dr. Fixit epoxy bonding agent or Shalicrete URP of STP Lt as approved by GE.

M&L 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 25mm to 30 mm thickness including leveling profliling etc complete all as specified and directed .

M&L 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 nozzels directly over the cracks, at intervals of 6 to 9 inches, using a drilling machine. Fix PVC/MS nozzels 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.

M&L 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 . Make:- Dr. Fixit Epoxy injection or EPCO KP-HP-250 of M/s Krishna Conchem or Shaligrout EI of STP Ltd as approved by GE

M&L 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 materialas: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 pressureat exit(2 to 3kg/cm2) by monitoring pressure guage 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 . .

S&F TMT 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 complete all as specified and directed . Note:-Replacement of steel reinforcement with TMT bars of appropriate size where 30% of cross section is reduced including dismantling of rusted steel

S&F TMT bars 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 (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.

M&L for Providing and applying jacketing around columns with Micro concrete (M40 including all lifts, shuttering, drilling holes and fixing shear anchor complete all as specified and directed Note: Reinforcement shall be measured and paid separately.(Rates including jacketing, formwork and micro concrete)

Taking down existing bitumen felt roof treatment including cement mortar bedding and cleaning the surface and removal outside the MoD land, complete all as specified and as directed. Note :- 1. Taking down earthing strips incl insulators from roof for treatment and re-fixing of same with existing specification in the same position after laying APP membrane including replacement of broken insulators, PVC rawl plus & screws etc. are deemed to be inclusive of rate quoted by the contractor. 2. Unit rate quoted shall also include for removal of PVC water storage tank wherever existing carefully and refixing at the same or other position after completion of roof repair work 3. APP work shall be carried out on RCC PENT roof at 20 -30 mtr height (non accessible roof).

M&L for brushing neat cement slurry with 3.00 Kg of cement per Sqm complete all as specifed and directed

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.

Demolition of RCC as in slab, beam, chajja, old water tank (other than ground floor) beams staircases, and similar all as specified and directed.

M&L for cement concrete 1:2:4 type B0 using 12.5 mm nominal size graded crushed stone aggregate mixed with water proofing compound as levelling course of roof padding finished even and fair complete all as specified and as directed. Note:- Water proofing compound shall be measured and paid for separately.

M&L as supply for Reinforced cement concrete nominal mix type B-1, 1:1.5:3 as in beams, cantilevers, bressummers, lintels over 1.5m span, columns, pillars, Chajja, piers, posts and struts and similar works complete all as specified and directed . Note:- Additives monobond paid and measured separately)

M & L for rendering 10mm thick in cement mortar 1:4 on roof top surface including WPC as per manufacturer instructions complete all as specified and as directed. Note : WPC will be measured separately

M&L for cleaning the new surfaces concrete with wire brushing and applying water proofing treatment as under:- (i) Apply oil bound bitumen primer @ 0.40 Litre/Sqm manufactured by the same agency as that of APP with density of 0.87 to 0.89 Kg/Litre at 25 degree cesius on the pepared dry roof surface. (ii) Laying torch applied APP polymer modified membrane 3mm thick with non-wooven ployster mat as reinforcement weighing n.less than 3.50 Kg/Sqm with white gravel/mineral finished by thermo fusion process all as decribed under particular specification (iii) Applying two coats of bitumen water proofing aluminium heat resistance paint on the roof as per manufacture instructions complete Note :- (i) The work shall be executed through authorises applicator of the manufacturer. (ii) The primer should be of the same manufacturer as APP Membrane.

Supply only Liquid water proofing compound complete all as specifed and directed.

Dismantling wrought iron or mild steel work of any description not otherwise provided complete all as specifed and directed

S & F steel work as in tubular trusses including special shaped washer etc complete using ERW or induction butt welded tubes confirming to IS 1161 1979 grade St 240 complete all specified and directed.

S&F for rolled sections of FE 410W (Gde-E-250)as in main and cross beams, hip and jack rafters; purlins where connected to common rafters and running rails and guides for sliding doors; fixed with angle cleats or other connecting plates complete all specified and directed.

S & F Hand rails, half round or other steel section or core for wooden hand-rail straight portion, drilled and countersunk for balusters running bars, for doors, balusters, nosing to steps including embeding in concrete and screwing etc. wind ties for roof including securing bolts including all necessary drilling, bolting or riveting, etc., and similar work conforming to Fe-290 Gde E-165 complete all specified and directed.

S&F of framed work such as grills, gratings, cooler stands 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 similar work conforming to Fe 290 Gde E-165 incl necessary fixing to walls complete all as specified and directed .

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

S&F Pre- painted galvalume aluminum zinc coating GI based corrugated steel sheet 0.50mm thick of any colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws as specified etc complete all as specified and directed.

S&F Pre-painted galvalume aluminum zinc coating GI based Plain steel sheet 0.50mm thick of any colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws as specified etc complete all as specified and directed.

Preparation of new previously untreated steel and iron surfaces of any description not other wise described over 10 centimetre width or girth and M&L for applying two coats of synthetic enamel paint over &including a coat of red oxide zinc chrome complete all as specified and as directed.

Dismantling wall and ceiling boards or insulation boards, any thickness, any description, including cover fillets complete. (Note:- Item rate shall be include any height of Bldgs for scafolding as all arrangement.)

S&F, for PVC False ceiling consisting of 600 mm x 600 mm, 8-10mm thick prelaminated hollow 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 2mm dia GI wire (upto 1200 mm length) adjusting and maintain for proper level to roof slabs by means of ceiling cleats made out of GE 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 all as specified and directed .

S&F, in repair 8 to 10mm thick PVC false ceiling consisting of 600mm x 600mm Hollow prelaminated self design insert existing frame work without disturbing the other false ceiling and making good existing frame complete all as specified and directed .

S&F false ceiling with Armstrong XL 24mm grid system of grid size 600x600mm with 14mm thick ceiling board of RH-90. Grid shall be suspended from ceiling using 2mm dia pre straighten GI wire with 6mm nylon rawl plug & screws at 1200mm intervals complete all as manufacturers instructions complete all as specified and directed .

S&F, in repairs 8 to 10mm thick Armstrong ceiling board of RH -90 false ceiling consisting of 600mm x 600mm insert existing frame work without disturbing the other false ceiling and making good existing frame with all acomplete all as specified and directed .

S&F 160 mm dia PVC (SWR) pipes single socketed in any length with rubber ring joints fixed to wall with stock clamps including taking down existing pipe complete all as specified and directed.

S&F in repairs to PVC (SWR) bends any radius 160mm bore complete all as specified and as directed

M&L for PVC (SWR) pipes single socketed, in any length with rubber ring joints, laid in trenches or in floors of 110 mm bore of pipe etc including taking down existing pipe complete all as specified and directed.

M&L for PVC (SWR) pipes single socketed, in any length with rubber ring joints, laid in trenches or in floors of 75 mm bore of pipe etc including taking down existing pipe complete all as specified and directed.

S&F in repairs PVC (SWR) bends ISI marked any radius of 110 mm bore with access door complete all as specified and directed.

S&F in repairs PVC (SWR) bends ISI marked any radius of 75 mm bore with access door complete all as specified and directed.

S&F in repairs PVC (SWR) vent cowl ISI marked 110 mm bore complete all as specified and directed.

S&F in repairs PVC (SWR) junction single, (single T) equal or un equal of 110 mm bore of pipe with access door complete all as specified and directed.

S&F in repairs PVC (SWR) junction single, (single T) equal or un equal of 75 mm bore of pipe with access door complete all as specified and directed.

S & F in repairs PVC (SWR) branch piece 110mm bore, single (single Y) equal or unequal complete all as specified and directed . .

Taking down and Refixing of GI/CPVC tubing medium grade 15 mm dia after cleaning of pipe with all new fittings and fixed complete to walls and ceiling or laid on floors complete all as specified and directed .

Taking down and Refixing of GI/CPVC tubing medium grade 20 mm dia after cleaning of pipe with all new fittings and fixed complete to walls and ceiling or laid on floors complete all as specified and directed .

Taking down and Refixing of GI/CPVC tubing medium grade 25 mm dia after cleaning of pipe with all new fittings and fixed complete to walls and ceiling or laid on floors complete all as specified and directed . .

S&F 15 mm bore GI tubing medium grade, galvanised with all fitting and fixed complete to walls and ceilings or laid in floors including taking down of old pipe complete all as specified and directed .

Supplying and laying of 20 mm oter dia CPVC pipes SDR 11 & Plain CPVC SDR 11 fittings in trenches including taking down of old pipe complete all as specified and directed .

S&F 20 mm bore GI tubing medium grade, galvanised with all fitting and fixed complete to walls and ceilings or laid in floors including taking down of old pipe complete all as specified and directed .

S&F 25 mm bore GI tubing medium grade, galvanised with all fitting and fixed complete to walls and ceilings or laid in floors including taking down of old pipe complete all as specified and directed . .

S&F 500 ltrs capacity Rotational moulded polyethylene water storage tanks (Cylindrical vertical with closed top) Dimen hoisted and fixed in position all as specified in IS Code -12701-1996 including20mm dia tank nipple including dismantling existing water tank complete all as specified and directed

S&F 1000 ltrs capacity Rotational moulded polyethylene water storage tanks (Cylindrical vertical with closed top) hoisted and fixed in position all as specified in IS Code -12701-1996 including20mm dia tank nipple complete all as specified and directed

S&F 2000 ltrs capacity Rotational moulded polyethylene water storage tanks (Cylindrical vertical with closed top) hoisted and fixed in position all as specified in IS Code -12701-1996 including20mm dia tank nipple complete all as specified and directed

S&F in repairs to 25 mm PVC float valve high pressure of PTMT with epoxy coated aluminium rod & hight density plastic ball complete screwed for iron pipe or brass furred and fixed with fittings such as (socket, nipple, union) complete all as specified and directed .

S&F in repairs to 20 mm PVC float valve high pressure of PTMT with epoxy coated aluminium rod & hight density plastic ball complete screwed for iron pipe or brass furred and fixed with fittings such as (socket, nipple, union) etc complete all as specified and directed .

S&F in repairs to Gunmental, globe or gate valves 25 mm dia with iron wheel head, screwed both ends for iron pipe and fixed complete all as specified and directed .

S&F in repairs to Gunmental, globe or gate valves 20 mm dia with iron wheel head, screwed both ends for iron pipe and fixed complete all as specified and directed . .

S&F in repairs to Gunmental, globe or gate valves 15 mm dia with iron wheel head, screwed both ends for iron pipe and fixed.

S&F in repairs to PVC Tank Lid (Cover) for tank of 500 Ltr capacity including locking arrangement with pad lock if required of Godrej size 50 mm (steel) comlete all as specified and directed.

S&F in repairs to PVC Tank Lid (Cover) for tank of 1000 Ltr capacity including locking arrangement with pad lock of Godrej size 50 mm (steel) if required comlete all as specified and directed.

Disconnecting existing tanks, setting aside (or lowering if required) for repairs, cleaning etc and hosting if required, reconneting and refixing in position capacity exc 250 and n exc 500 ltr. including Cleaning and removing all scale and dirt etc from tanks and from mouth of circulating pipes etc complete all as specified and directed .

Disconnecting existing tanks, setting aside (or lowering if required) for repairs, cleaning etc and hosting if required, reconneting and refixing in position capacity exc 501 and n exc 1000 ltr. including Cleaning and removing all scale and dirt etc from tanks and from mouth of circulating pipes etc complete all as specified and directed .

Taking down cement plaster on brick or stone walls, etc., including raking out joints, hacking for key, scrubbing down with water, etc complete all as specified and directed .

Demolition of stone/brick masonry, built in cement mortar including all quoins, arches, pillars etc. but excluding ashlar facings dressed stone work and pre cast concrete articles complete all as specified and directed.

All as per BoQ srl item No. 1.65 above but pre-cast concrete block walling complete all as specified and directed.

M&L for pre-cast cement concrete block masonry with solid blocks, exc. 10 cm in width in type B1 (1:2:4) (20mm graged stone aggregate )and setting in mortar (1:6) complete all as specified and as directed

M&L brickwork with sub class 'B' bricks , straight or curved on plan exc 6m mean raidus built in cement mortar 1:6 complete all as specified and directed

M&L for rendering 15 mm thick in CM 1:4 on fair faces of brick/concrete surfaces with two coats i.e (10 mm thick backing coat and 5mm thick finishing coat) , finished even and smooth complete all as specified and directed. (Note:- Item rate shall be include any height of Bldgs for scafolding as all arrangement.)

M&L for rendering 10 mm thick in CM 1:6 on fair faces of brick work or concrete surfaces finished even and smooth complete all as specified. (Note:- Item rate shall be include any height of Bldgs for scafolding as all arrangement.)

M&L for cutting out cracks 'V' section on existing roofs or terrace cleaning out and filling solidly with a hot mixture bitumen and clean dry sand 1:1 by weight complete all as specified and directed by Engr-in-Charge.

Preparation of new plastered surfaces of walls/ceiling and M&L for applying two coats of oil bound distemper over and including 1 mm 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.

Preparation of new or previously untreated plastered surfaces of walls/Ceiling and applying two coats of acrylic antifungal paint exterior grade paint on one coat of primer complete all as specified and as directed.

M&L for preparation of new or previously untreated plastered surfaces of walls/Ceiling and applying two coats of acrylic antifungal paint exterior grade paint CAMOUFLAGE PATTERN on one coat of primer complete all as specified and as directed.

Preparation of new or old external wall surface by wire brushing/grinding in order to remove dust, dirt, loose particles, laitance. Thereafter wash the surface with mechanical water nozzal with clean water & allow to dry. Fill visible cracks/ joints by crack seal compound and epoxy base joint filler including resin and hardener in proportion as per maufactures instruction & allow to dry for 24 hours. M&L for applying one coat of water base primer and allow to dry for 6 hours appx.Thereafter applying 02 coats of WB high build anti caronating coating cum waterproofing & match with brush at the interval of 08 hours between the coat and allow to dry to match the existing shade in camouflage pattern includingnecessary scaffolding necessary security for the workers for any height, covering etc complete all as per specified and directed. Note:- External water proofing treatment on wall upto 30 meter height of the building including acrylic paint.

Shri Krishna Trading Corporation (BID ID -3336143)

venus enterprises (BID ID -3335900)

Advait Enterprises (BID ID -3336676)

kalakriti enterprises (BID ID -3338101)

EVEREST CONSTRUCTION (BID ID -3336316)

BALAJI TRADERS (BID ID -3335839)