COMPREHENSIVE MAINTENANCE OF NAVAL DOCKYARD UNDER AGE B/R-III OF GE (NB) VISAKHAPATNAM

Amount

Dismantling floor, hearth or wall tiling including cement mortar bedding (but not backing) and disposal of debris and rubbish to outside MD land complete all as specified and directed.

Demolition of un-reinforced cement concrete in ground floors and pavings n.exc 15cm thickness, (Below or above Ground level) and disposal of debris and rubbish to a distance upto outside MD land complete all as directed by the Engr-in-Charge

M & L for 40 mm thick, plain cement concrete 1:2:4, type B-1 (using 20 mm graded stone aggregate) as in sub-base of flooring, etc and finished the surface even and rough complete all as specified and directed.

M & L for 75 mm thick, plain cement concrete 1:3:6, type C-2 (using 40mm graded stone aggregate) as in plinth protection etc, finishing cement concrete surface even and smooth without using extra cement including making joints with bitumastic filing in proportion of bitumen and sand 1:2 complete all as specified and directed.

M & L for Vitrified, designed, dark shade/double charged/ ultracharged coloured, tiles, 7 to 8 mm thick, (square/rectangular) polished, area of each tiles not exc 0.36 sqm, in floors, etc including 15 mm thick screed bed in cement mortor 1:6 and set & jointed in neat cement slurry and pointed in white or coloured cement to match with the shade of tiles complete all as specified and directed.

M & L for Vitrified, designed, light shade coloured, tiles, 7 to 8 mm thick, (square/rectangular) polished, area of each tiles not exc 0.36 sqm as in vertical surfaces such as skirting,dado, etc including 10 mm thick bedding in cement mortar 1:4 and necessary cutting of tiles complete all as specified and directed.

M & L for non-skid, ceramic, coloured tiles 7 to 8 mm thick (square/rectangular) area of each tile exc 0.11 sqm but n.exc 0.18 sqm, in floors etc, including 15 mm thick screed bed in cement mortor 1:6 and set & jointed in neat cement slurry and pointed in white or coloured cement to match with the shade of tiles complete all as specified and directed.

M & L for glazed, coloured, ceramic, tiles of size (350mm x 250 mm/450mm x 350mm/300mmx450mm) x 6 to 7 mm thick, on vertical surfaces such as skirting, dados etc, including 10 mm thick bedding in cement mortor 1:4 and set & jointed in neat cement slurry & pointed in white or coloured cement to match with the shade of tiles complete all as specified and directed.

Dismantling wall and ceiling boards (fibre, pulp, insulation etc.) any thickness including cover fillets/snap grid etc complete all as specified and directed.

S & F GI frame work for suspended seamless false ceiling comprising of GI ultra perimeter channels of size 0.55 mm thick having one flange of 20 mm and another flange of 30 mm and a web of 27 mm alongwith perimeter of ceiling, screw fixed to brick wall/partition with the help of nylon sleeves and screws, at 610 mm centres. then suspending GI ultra intermidieate channels of size 45 mm, 0.9 mm thick with two flanges of 15 mm each from the soffit at 1220 mm centres with ultra ceiling angle of width 25mmx10mmx0.55 mm thick fixed to soffit with GI cleat and steel expansion fasteners. Ultra ceiling section of 0.55 mm thickness having knurled web of 51.5 mm and two flanges of 26 mm each with lips of 10.5 mm are then fixed to the ultra intermidieate channel with the help of connecting clips and in direction perpendicular to the ultra intermidieate channel at 457 mm centres including provn of 12 mm thick Gypsum board (Confirming to IS-2095-1982) fixing with screw mechanically either with screw driver or drilling machine with suitable attachment. Finally the boards are to be jointed and finished so as to have a flush look which includes filling & finishing theedges of the boards with jointing conmpound, paper tape and Preparing new surfaces and applying two coats of acrylic emulsion paint over a coat of primer complete all as specified and directed.

Opening the cover and Cleaning of Manholes of any depth and size by pumping out the sewage water completely inluding disposing off sludge and other materials obtained from the manholes to a distance outside MD land, burried under ground (minimum 30 cm below ground level) including necessary excavation of pits in soft/loose soil and returning, filling in including sprinkling of bleaching powder at the rate of 0.75 kg/Sqm and dressing of surplus soil around slope complete all as directed by the Engr-in-Charge.

Cleaning the blockage in the Gully Trap of any size completely enable the sewage to flow freely to the next manholes, removing the sludge and other materials from the Manholes by suitable means and removing all the materials obtained from the manholes out side MD land and cleaning the complete area including making good any damages gully trap complete all as directed by the Engr-in-Charge.

Opening the cover and cleaning of septic tanks, sumps, manholes etc of any capacity, dewatering foul water and taking out night soil, excreta, sludge, etc by pumping properly and removing and carrying the same to a distance upto outside MD land, burried underground (minimum 30 cm below ground level) including necessary excavation and earthwork in soft/loose soil for pits, returning, filling in including sprinkling bleaching powder @ not less than 0.75 Kg/Sqm and dressing of surplus soil around to slope as required including refixing the cover in position and cleaning the eitre area and making good damaged portion (if any) complete all as specified and directed. (Note : (i) Depth of sludge shall only be measured for volume. (ii): The cleaning work shall be carried out by Honey sucker tanker or similar transporter.)

Clearing wash basin/kitchen drainage block from the waste pipes by romving grating and removing waste materials from the traps, bends etc carefully and roding with flexible GI wire to clear the blocking including dipositing the waste materials complete all as directed by the Engr-in-Charge

Clearing blockage from soil pipes or from WC by carefully roding soil pipe with split bamboos or flexible GI wire etc including cleaning the toilet by flushing water and disposing any removed soil materials complete all as directed by the Engr-in-Charge

M & L for Filling of cement mortar in sides of nahani trap, gully trap, rain water pipes out let etc. in CM 1:3 including WPC @ 2% by weight of cement or as per manufacturers instructions and making good finishes to arrest leakage / seepage complete all as specified and as directed.

Cleaning of sewage lines 100 mm bore by rodding from Man holes to enable the sewage to flow freely to the next manholes, inluding disposing off sludge and other materials obtained from the sewage line to a distance outside MD land, burried under ground (minimum 30 cm below ground level) including necessary excavation of pits in soft/loose soil and returning, filling in including sprinkling of bleaching powder at the rate of 0.75 kg/Sqm and dressing of surplus soil around slope complete all as directed by the Engr-in-Charge.

Cleaning of sewage lines 150 mm bore by rodding from Man holes to enable the sewage to flow freely to the next manholes, inluding disposing off sludge and other materials obtained from the sewage line to a distance outside MD land, burried under ground (minimum 30 cm below ground level) including necessary excavation of pits in soft/loose soil and returning, filling in including sprinkling of bleaching powder at the rate of 0.75 kg/Sqm and dressing of surplus soil around slope complete all as directed by the Engr-in-Charge.

Cleaning of sewage lines 200 mm bore by rodding from Man holes to enable the sewage to flow freely to the next manholes, inluding disposing off sludge and other materials obtained from the sewage line to a distance outside MD land, burried under ground (minimum 30 cm below ground level) including necessary excavation of pits in soft/loose soil and returning, filling in including sprinkling of bleaching powder at the rate of 0.75 kg/Sqm and dressing of surplus soil around slope complete all as directed by the Engr-in-Charge.

Cleaning of sewage lines 250 mm bore by rodding from Man holes to enable the sewage to flow freely to the next manholes, inluding disposing off sludge and other materials obtained from the sewage line to a distance outside MD land, burried under ground (minimum 30 cm below ground level) including necessary excavation of pits in soft/loose soil and returning, filling in including sprinkling of bleaching powder at the rate of 0.75 kg/Sqm and dressing of surplus soil around slope complete all as directed by the Engr-in-Charge.

Cleaning of sewage lines 300 mm bore by rodding from Man holes to enable the sewage to flow freely to the next manholes, inluding disposing off sludge and other materials obtained from the sewage line to a distance outside MD land, burried under ground (minimum 30 cm below ground level) including necessary excavation of pits in soft/loose soil and returning, filling in including sprinkling of bleaching powder at the rate of 0.75 kg/Sqm and dressing of surplus soil around slope complete all as directed by the Engr-in-Charge.

Material and labour for preparation of old decorated surface by complete removal of existing treatment, washing, rubbing, stopping etc and applying two coats of oil bound distemper over a coat of primer including applying one or more coat of wall care putty to a smooth surface including making good any undulations on the surfaces complete all as specified and as directed. Note :- Painting work shall be carried out acoording to Smart Painting procedure mentioned in PS

Material and labour for applying one coat of acrylic/oil bound washable distemper to old decorated plastered (distempered) surfaces of wall including preparation of surface (by brooming down or steel wire brushing, scrapping down smoke, soot, moulds, moss, efflorescent salts, trading oil and greasy spots) complete all as specified and directed by Engineer -in-Charge. Note :- (i) Painting work shall be carried out acoording to Smart Painting procedure mentioned in PS

Material and labour for preparing old exterior emulsion painted surfaces of walls by washing, rubbing down stopping of painted surfaces and applying one coat of water based acrylic weather proof exterior emulsion paint having dart pick up resistant,silicon enhanced,UV resistant and PU enhanced property,complete all as specified and as directed. Note :- (i) Painting work shall be carried out acoording to Smart Painting procedure mentioned in PS

M & L for preparing old decorated surfaces of walls, etc including cornices by bromming down or by steel wire brushing, scrapping down smokes soot, moulds, moss and efflorscent salt and treating oil and greasy spot and applying one coat of white wash complete all as specified and directed.

M & L for preparing old decorated surfaces of ceiling, etc by bromming down or by steel wire brushing, scrapping down smokes soot, moulds, moss and efflorscent salt and treating oil and greasy spot and applying one coat of white wash complete all as specified and directed.

M & L for preparation of old painted wood and wood based surfaces of any description, over 10 cm in width or girth, not otherwise described and applying one coat of synthetic enamel paint complete all as specified and directed.

M & L for Preparation of old painted steel surfaces of any description, not otherwise described, over 10 cm width or girth and applying one coat of Synthetic enamel paint complete all as specified and directed.

Taking down cement plaster on brick or stone walls etc including racking out joints, hacking for key, scrubbing down with water and removing rubbish to outside MD land complete all as specified and directed

M & L for rendering 10 mm thick on fair faces of brick work or concrete surfaces in cement mortar 1:6 and finished the surfaces even and fair without using extra cement complete all as specified and directed.

M & L for rendering 5 mm thick in cement mortor 1:3 on concrete surfaces as in ceilings and finishing surfaces even and smooth without using extra cement complete all as specified and directed.

M & L for rendering 15 mm thick in two coats (10mm+5mm each) on fair faces of brick work or concrete surfaces in cement mortar 1:4, mixed with integral water proofing compound with weight of cement in top layer as per manufacturer's instructions and finished the surface even and fair without using extra cement complete all as specified and directed. (Note : WPC shall be measured and paid separately against respective item).

Supply only integral water proofing compound (ISI marked) complete all as specified and directed.

M & L for preparation of new plastered surfaces of wall and applying three coats of white wash complete all as specified and directed.

M&L for preparation of new platered surface of wall and applying two coats of oil bound distemper over a coat of primer including applying one or more coat of wall care putty to a smooth surface including making good any undulations on the surfaces complete all as specified and as directed. Note :- Painting work shall be carried out acoording to Smart Painting procedure mentioned in PS

M&L for preparation of new platered surface of wall and applying two coats of weather proof exterior acrylic emulsion paint having dart pick up resistant,silicon enhanced,UV resistant and PU enhanced property over a coat of alkali resistant primer including applying one or more coat of wall care putty to a smooth surface including making good any undulations on the surfaces including all necessary scaffolding,complete all as specified and directed. Note :- Painting work shall be carried out acoording to Smart Painting procedure mentioned in PS

Demolition of un-reinforced cement Concrete of any description and in any position not otherwise specifically provided for and removing rubbish to outside MD land complete all as specified and directed.

M & L for rendering 15 mm thick in cement mortar 1:3 on fair faces of brick masonry or concrete surfaces and finishing the surfaces even and fair without using extra cement mixed with water proofing compound as per manufacturer's instructions complete all as specified and directed. (Note: WPC shall be measured and paid seperately)

M & L for filling polymer modified non shrinking slurry for sunken floors of toilets by drilling holes to a depth of 60mm by 20mm dia at 1 mtr interval and applying 2mm thick Acrylic polymer modified elastomeric waterproofing membrane coating over the concrete syrfaces by mixing Acrylic emulsion cement modifier and water based concrete bonding agent and water including testing the same for 48 hours as per the manufacturer's technical specification complete all as specified and as directed Make: (a) Polymer modified non shrinking slurry = CEBEX 100 of M/S Fosroc or equivalent product of M/s. Sika India Pvt. Ltd. or M/s. STP Ltd. or M/s. Choksey Chemicals Pvt. Ltd. or M/s Bostik India Pvt. Ltd. (b) Acrylic polymer modified elastomeric waterproofing membrane = Brushbond of M/S Fosroc or equivalent product of M/s. Sika India Pvt. Ltd. or M/s. STP Ltd. or M/s. Choksey Chemicals Pvt. Ltd. or M/s Bostik India Pvt. Ltd. (C) Acrylic emulsion cement modifier and water based concrete bonding agent = NITO BOND BB with Brush bond powder of M/S Fosroc or equivalent product of M/s. Sika India Pvt. Ltd. or M/s. STP Ltd. or M/s. Choksey Chemicals Pvt. Ltd. or M/s Bostik India Pvt. Ltd.

M & L for providing and filling light weight AAC bats (of size 40-60mm) with cement mortar mixed in the ratio 1:3:6 (1cement : 3 coarse sand : 6 block bats) including mixing of approved water proofing compound in recommended proportion, the laid AAC bats mix shall be well rammed and compacted as required; care shall be taken prior to filling all pipes passing through sunk portion such as the pipes are pressure tested by maintaining pressure for 24 Hours and junctions of pipes passing through walls, slabs are well grouted and sealed; this shall be tested by ponding water for required depth and maintaining for 75 Hours complete all as required and as directed. (Note: (I) Unit quoted rate shall deemed to include cost of AAC bats, cement mortar, top screed, labour charges for working at all levels, leads and heights, (ii) For payment the area of sunken slab and depth of filling including the thickness of screed shall be measured)

M & L for Plain cement concrete 1:4:8, type D-2 (using 40 mm graded stone aggregate) as in foundation, filling and mass concrete, etc complete all as specified and directed.

M & L for Plain cement concrete 1:3:6, type C-2 (using 40mm graded stone aggregate) as in surface channel, drains etc complete all as specified and directed.

M & L for Plain cement concrete 1:3:6, type C-2 (using 40mm graded stone aggregate) as in walls or retaining walls, any thickness, size or shape including pilasters, buttresses columns , pillars, boundary pillars and posts (including caps and bases) complete all as specified and directed.

Material and labour for preparation of horizontal or vertical surfaces for water proofing treatment on existing cleaned non accessible RCC roof with the following specification and manufacturings instruction complete all as specified and as directed:- (a) Preparing and cleaning of fully dry surfaces as per IS3067-1966 (b) Applying bitumen primer(85/25 grade)conforming to IS:3384-1968 over the cleaned plaster surface @ 0.5 Ltr per sqm by the same membrane manufacturer of density at 25°C, 0.87 to 0.89 kg / Liter and viscosity 70-160 cps shall be applied on the prepared surface. (c) Applying a layer of APP based polymeric membrance 3.0mm thick (minimum) weight 3.6Kg per sqm (reinforced) with polyster Non woven fabric weighing not less than 160gms per sqm by torch application. The over laps shall be minimum 100mm on the transverse direction and 75 mm on longitudinal direction. (d) Applying one coat of aluminium paint @0.10 ltr per sqm over APP based polymeric membrane.

M & L for PCC 1:1.5:3, type A-1 (using 20mm graded aggregate) as in base over damaged slab for laying tiles etc complete all as specified and directed.

M & L for cement concrete tiles of size 25cm x 25cm x 22mm thick, machine pressed; set jointed and pointed in neat cement slurry in floors, and cut and polished, including 15 mm thick screed bed in cement mortar 1:6 and set & jointed in neat cement slurry and pointed in with mixture of white and grey cement equal proportion and no pigment complete all as specified and directed.

Material & labour for 25 mm thick cement concrete (1:2:4) type B-0 using 12.5 mm gaded stone aggregate laid on RCC roof slab to make surface levelled for proper slope finish the surface even and fair complete all as specified and as directed.

Taking down chowkats or frame, n.exc 1.5 Sqm each with shutters (without taking off shutter from the frame) complete all as specified and directed.

Taking down chowkats or frames, exc 1.5 but n.exc. 4 Sqm in each with shutter (without taking off shutter from the frame) complete all as specified and directed.

Taking down shutters of any description exc 1 Sqm but n. exc 2 Sqm each complete all as specified and directed.

S & F Well seasoned 2nd class hard wood plain, solid, straight chowkat and frames, wrought, framed, rebated on the solid rounded or chamfered, put together with glue pinned at joints complete all as specified and as directed.

S & F 35 mm thick, factory made, glazed/skeleton shutters with first class hard wood, open rebated and prepared to receive glass, gauze, etc (without sash bars) edges of framing plain, chamfered or rounded, fitted with cut mitred beads for securing glass, etc complete as specified and directed . Sizes of members of shutters as specified in SSR Part I complete all as specified and directed

S & F 35 mm thick, factory made Flush shutters, solid core construction, with block board core and plywood face panels, commercial type on both sides complete all as specified and directed.

S & F solid PVC door frames of size 50mm x 47mm made out of 5mm plain colour PVC sheet reinforced with MS square tube complete all as specified and directed.

S & F Factory made solid panel PVC door shutter 30 mm thick (style) consisting of frame made out of M.S. tubes for top & bottom rails. M.S. frame shall be covered with heat moulded plain colour PVC ‘C’ channel having a PVC sheet strip of 20mm width stuck inside with solvent cement for stiles and plain colour PVC sheets for top rail, lock rail & bottom rail on either side & as gap insert for top rail & bottom rail; Panelling of plain colour PVC sheet to be fitted in the M.S. frame welded / sealed to the stiles & rails with suitable PVC sheet beading, and joined together with solvent cement, complete as per specification and drawing and as directed.

S & F Powder coated (minimum 50 micron) Anodised aluminium frame for doors, windows, ventilators with one or more rebates including joining cleat for fixing etc. complete all as specified and directed. (Note : (i) Thickness of aluminium section shall not be less than 1.5 mm).

S & F powder coated Anodised aluminium door shutters, aluminium section weighing 0.55 kg/m including necessary joining cleats, glazing clips, ruber neoprene packing, handles 2 Nos in each door, hinges, anodised aluminum snap beading screws etc.complete all as specified and directed.

S & F Powder coated Anodised aluminium window and ventilator shutters, fixed type without sash bar, aluminium section weighing 0.55 kg/m including necessary joining cleats, glazing clips, rubber packing, anodised aluminium snap beading, screws etc. and anodised aluminium fittings such as peg stay 150mm long (01 No), hinge type B-21, 100mm long (02 Nos) and suitable size of handle complete all as specified and directed.

Providing and fixing in repairs Powder coated Anodised aluminium grill (anodised transparent or dyed to required shade according to IS: 1868 with minimum anodic coating of grade AC 15) of approved design/pattern, with approved standard section and fixed to the existing window frame with C.P. brass/ stainless steel screws @ 200 mm centre to centre, including cutting the grill to proper opening size for fixing and operation of handles and fixing approved anodised aluminium standard section around the opening, all complete as per requirement and direction of Engineerin-charge complete all as specified and directed.

Repair to existing aluminium window shutters of any size by tightening of joints with nuts and bolts, where required including renewal of hinges, handles, beading etc as required to make shutter smooth functioning/movement and making good distrubed portion complete all as directed by the Engr-in-Charge.

S & F Factory made single extruded WPC (Wood Polymer Composite) solid door/ window/ Ceosetory windows & other Frames/ Chowkhat of size 65x100 mm comprising of virgin PVC polymer of K value 58-60 (Suspension Grade), calcium carbonate and natural fibers (wood powder/ rice husk/ wheat husk) and non toxic additives (maximum toxicity index of 12 for 100 gms) fabricated with miter joints after applying PVC solvent cement and screwed with full body threaded star headed SS screws having minimum frame density of 750 kg/ cum, screw withdrawal strength of 2200 N (Face) & 1100 N (Edge), minimum compressive strength of 58 N/mm2, modules of elasticity 900 N/mm2 and resistance to spread of flame of Class A category with property of being termite/borer proof, water/ moisture proof and fire retardant and fixed in position with MS hold fast/ lugs/SS dash fasteners of required dia and length complete as per direction of Engineer-in-charge. (M.S. hold fast/ lugs or SS dash fasteners shall be paid for separately). (Note: For WPC solid door/window frames, minus 5mm tolerance in dimension i.e. depth and width of profile shall be acceptable. Variation in profile dimensions on plus side shall be acceptable but no extra payment on this account shall be made. all as per direction of Engineer-In-Charge. (Note: stainless steel butt hinges with S S screws shall be paid separately)

S & F 4.0 mm thick sheet glass, ordinary quality and glazing with oil putty/ aluminium/ wooden beading in square n exc 0.5 sq. m in each pane complete all as specified and directed..

Hacking out old broken glass (any thickness, size, quality or description) from wooden frames or stone, concrete or brick surrounds, glazed with putty or fixed with beads complete all as specified and directed.

S & F 4.0 mm figured Glass, pin head type and glazing with oil putty in squares exc 0.5 sq. m in each pane incl hacking out old glass from metal frame complete all as specified and directed.

M & L for Plain cement concrete 1:3:6, type C-1, (using 20 mm graded stone aggregate) as in lintel upto 1.5m span, cills and other similar band, plinth course, parapet, railing upto 60cm height, coping, kneelers, bed plates, hold fast block etc including weathering slightly rounded or chamfered angles including necessary form work complete all as specified and directed.

S & F mild steel bands, straps, supports or stays of rain water, ventilating pipes including bolts, hooks (stay) for large gates, hook and pintel hinges, clamps, hold fasts, wall ties, flat iron fillets for securing wire mesh, wind tie, fan hook and similar work including necessary drilling bolting or riveting etc conforming to Fe – 290 Gde E – 165 complete all as specified and as directed.

S&F 100 mm long Butt hinges, medium weight, cold rolled mild steel complete all as specified and directed.

S & F 150 mm long, Aluminium anodised, barrel tower bolts of extruded section complete all as specified and directed.

S & F 200 mm long, Aluminium anodised, barrel tower bolts of extruded section complete all as specified and directed.

S & F 150 mm size, extruded Aluminium alloy handles, fabricated type, anodised complete all as specified and directed.

S & F Aluminium alloy anodised sliding door bolt with hasp & staple (bolt type) and fixing clipes of sheet, cast or extruded sections and fixing bolts of extruded sections or cast aluminium alloy, length of bolt of 300 mm complete all as specified and directed.

S & F Floor door stopper of aluminium alloy body and tongue, anodised, 150 mm overall length of cover plate with hard drawn steel spring, fixed in floor complete all as specified and directed.

S & F 100 mm long aluminium anodised Hasp and staple, safety type, including bolt to hinge plate and fixed with screws complete all as specified and directed.

S & F Aluminium alloy wire cloth, 0.45mm nominal dia of wire and average width of aperture 1.40mm and fixed with aluminium wire staples complete all as specified and directed.

M & L for Preparation of new or previously untreated wood and wood based surfaces of any description, not otherwise described, over 10 cm width or girth and applying two coats of synthetic enamel paint (1st grade quality) over a coat of pink primer complete all as specified and directed.

S & F in repair 18/19mm thick Veneered decorative plywood, grade 1 (with BWR resin) with decorative face veneers on both faces; fixed with screws to timber frame work complete all as specified and directed.

S & F in repair PVC over head tank cover suitable for tank of capacity exc 500 but n.exc 1000 Litres complete all as specified and directed.

S & F in repair PVC over head tank cover suitable for tank of capacity exc 1000 but n.exc 2000 Litres complete all as specified and directed.

M/S REAL POWER SYSTEMS (BID ID -3089087)

HARSHITHA INFRA (BID ID -3085339)

SREE VIJAYALAKSHMI ENTERPRISES (BID ID -3088759)

Satyanjani Technocracy (BID ID -3089537)

M B CONSTRUCTIONS (BID ID -3080754)

SOUTHERN BUILDERS (BID ID -3088836)

SAI KRISHNA ASSOCIATES (BID ID -3085809)