Public Works Department Tender

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level :1:5:10 (1 cement : 5 coarse sand: 10 graded stone aggregate 40 mm nominal size)

Brick work with common burnt clay F.P.S. (non modular ) bricks of class designation 7.5 in foundation and plinth in - cement mortar 1:6 (1 cement : 6 coarse sand)

Brick work with common burnt clay F.P.S. (non modular ) bricks of class designation 7.5 in superstructure above plinth level upto floor five level in all shapes and sizes in cement mortar 1:4 (1 cement: 4 coarse sand)

Half brick masonry with common burnt clay FPS (non modular) bricks of class designation 7.5 in superstructure above plinth level upto floor V level cement mortar 1:4 (1 cement : 4 coarse sand).

Providing wood work in frames of doors , windows, clerestory windows and other frames , wrought framed and fixed inposition with hold fast lugs or with dash fasteners of required dia & length (hold fast lugs or dash fastener shall be paid for separately) -Vengai wood

Providing and fixing panelled or panelled and glazed shutters for doors, windows, and clerestory windows, including ISI marked M.S.pressed butt hinges bright finished of required size with necessary screws, excluding panelling which will be paid for separately , all complete - Vengai wood - 35 mm thick shutters.

Providing and fixing panelling or panelling and glazing in panelled or panelled and glazed shutters for doors , windows and clerestory windows (area of opening for panel inserts excluding portion inside grooves or rebates to be measured). Panelling for panelled or panelled and glazed shutters 25 mm to 40 mm thick - Vengai wood

Providing 40x5 mm flat iron hold fast 40 cm long including fixing to frame with 10 mm diameter bolts, nuts and wooden plugs and embeddings in cement concrete block 30x10x15cm 1:3:6 mix (1cement : 3 coarse sand : 6 graded stone aggregate 20mm nominal size).

Providing and fixing bright finished brass 100 mm mortice latch and lock with 6 levers and a pair of lever handles of approved quality with necessary screws etc. complete.

Providing and fixing aluminium sliding door bolts , ISI marked , anodised ( anodic coating not less than grade AC 10 as per IS : 1868), transparent or dyed to required colour or shade , with nuts and screws etc complete - 300 X 16 mm

Providing and fixing aluminium tower bolts, ISI marked , anodised (anodic coating not less than grade AC 10 as per IS :1868), transparent or dyed to required colour or shade , with necessary screws etc. complete - 250 x10 mm

Providing and fixing aluminium handles, ISI marked , anodised (anodic coating not less than grade AC 10 as per IS : 1868) transparent or dyed to required colour or shade,with necessary screws etc, complete - 125 mm

Providing and fixing factory made P.V.C. door frame of size 50x 47 mm with a wall thickness of 5mm , made out of extruded 5mm rigid PVC foam sheet, mitred at corners and joined with 2 nos , of 150mm long brackets of 15 x15 mm M.S. square tube, the vertical door frame profiles to be reinforced with 19 x19 mm M.S.square tube of 19 gauge , EPDM rubber gasket weather seal to be provided through out the frame . The door frame to be fixed to the wall using M.S.screws of 65 / 100 mm size, complete as per manufacturter's specification

Providing and fixing factory made panel PVC door shutter consisting of frame made out of M.S.tubes of 19 gauge thickness and size of 19 mm x 19 mm for styles and 15 x15 mm for top & bottom rails. M.S.frame shall have a coat of steel primers of approved make and manufacture . M.S. frame covered with 5 mm thick heat moulded PVC 'C' channel of size 30mm thickness, 70 mm width out of which 50 mm shall be flat and 20 mm shall be tapered in 45 degree angle on both side forming styles and 5 mm thick, 95 mm wide PVC sheet out of which 75 mm shall be flat and 20 mm shall be tapered in 45 degree on the inner side to form top and bottom rail and 115 mm wide PVC sheet out of which 75 mm shall be flat and 20 mm shall be tapered on both sides to form lock rail. Top , bottom and lock rails shall be provided both side of the panel. 10mm (5 mm x 2) thick , 20 mm wide cross PVC sheet be provided as gap insert for top rail & bottom rail , panelling of 5 mm thick both side PVC sheet to be fitted in the M.S. frame welded / sealed to the styles & rails with 7 mm (5 mm + 2 mm) thick x 15 mm wide PVC sheet beading on inner side , and joined together with solvent cement adhesive. An additional 5 mm thick PVC strip of 20 mm width is to be stuck on the interior side of the 'C" Channel using PVC solvent adhesive etc. complete manufacturer's specification & drawing - 30mm thick pre laminated PVC door shutters

Providing and fixing of 65 mm Godrej Navatal lock of 7 levers with 3 keys etc complete

Steel work in built up tubular (round,square or rectanglar hollow tubes etc.) trusses etc., including cutting , hoisting,fixing in position and applying a priming coat of approved steel primer, including welding and bolted with special shaped washers etc. complete - hot finished welded type tubes

Steel work welded in built up sections / framed work , including cutting,hoisting, fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required - in gratings, frames, guard bar, ladder, railings, brackets,gates and similar works

Providing and fixing hand rail of approved size by welding etc. to steel ladder railing, balcony railing,staircase railing and similar works, including applying priming coat of approved steel primer - G.I.pipes

Cement concrete flooring 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate) finished with a floating coat of neat cement, including cement slurry, but excluding the cost of nosing of steps etc .complete - 40mm thick with 20mm nominal size stone aggregate

Providing and fixing 1st quality ceramic glazed wall tiles conforming to IS : 15622 (thickness to be specified by the manufacturer) , of approved make (Jhonson / Asian / Somany / Nitco) in all colours , shades of size 200 x 300 mm as approved in skirting , risers of steps and dados, over 12mm thick bed of cement mortar 1:3 (1 cement : 3 coarse sand ) and jointing with grey cement slurry @ 3.3 kg per sqm, including pointing in white cement with pigment of matching shade complete - size 200x300 mm

Providing and laying ceramic glazed floor tiles of size 300x300 mm (thickness to be specified by the manufacturer), of 1st quality conforming to IS : 15622, of approved make (Nitco / Kajaria) in colours such as white, Ivory, Grey, Fume red brown ,laid on 20mm thick cement mortar 1:4 (1 cement : 4 coarse sand), including pointing the joints with white cement and matching pigment etc., complete

Providing and laying pressed clay tiles (as per approved pattern 18mm nominal thickness of approved size) on roofs jointed with cement mortar 1:4 (1 cement : 4 coarse sand) mixed with 2% integral water proofing compound , laid over a bed of 20mm thick cement mortar 1:4 (1 cement : 4 coarse sand) and finished neat complete

Lime concrete terracing on roofs of required thickness laid to fall with 25mm nominal size brick aggregate and 50% lime mortar 1:2 (1 lime putty : 2 surkhi) rammed and finished with gur and belgiri treatment complete including rounding of junctions with Parapet wall complete

Providing & fixing precoated galvanised iron profile sheets (size, shape, and pitch of corrugation as 0.50mm (+0.05%), total coated thickness with zinc coating 120 grams per sqm as per IS: 277, in 240 mpa steel grade, 5-7 microns epoxy primer on both sides of the sheet and polyster top coat 15-18 microns. Sheet should haveprotective guard film of 25 microns minimum to avoid scratches during transportation and should be supplied in single length upto 12 metre or as desired. The sheet shall be fixed using self drilling / self tapping screws of size (5.5 x 55 mm) with EPDM seal, complete upto any pitch in horizontal / vertical or curved surfaces, excluding the cost of purlins , rafters and trusses and including cutting to size and shape wherever required

12mm cement plaster of mix 1:4 (1cement : 4 fine sand)

15mm cement plaster on the rough side of single or half brick wall of mix - 1:4 (1cement : 4 fine sand)

Applying one coat of water thinnable cement primer of approved brand and manufacturer on wall surface - water thinnable cement primer

Finishing with deluxe multi surface paint system for interiors and exteriors using primer as per manufacture's specification - Two or more coats applied on walls @ 1.25 ltr / 10 sqm over and including one coat of special primer applied @ 0.75 ltr / 10 sqm

Applying priming coat - with ready mixed pink or grey primer of approved brand and manufacture on wood work (hard and soft wood)

Painting with synthetic enamel paint of approved brand and manufacutre to give an even shade - Two or more coats on new work

Repairs to plaster of thickness 12mm to 20mm in patches of area 2.5 sq.metres and under including cutiing the patch in proper shape, raking out joints and preparing and plastering the surface of the walls complete including disposal of rubbish to the dumping ground within 50 metres lead - with cement mortar 1:4 (1 cement : 4 coarse sand)

Renewing glass panes, with putty and nails wherever necessary including racking out the old putty - Float glass panes of thickness 4mm

White washing with lime to give an even shade - Old work (one or more coats)

Removing white or colour wash by scrapping and sand papering and preparing the surface smooth including necessary repairs to scrarches etc.complete

Wall painting with plastic emulsion paint of approved brand and manufacture to give an even shade - One or more coats on old work

Painting with synthetic enamel paint of approved brand and manufacture of required colour to give an even shade - One or more coats on old work

Finishing walls with acrylic smooth exterior paint of required shade - old work (one or more coat applied @ 0.90 ltr / 10 sqm)

Providing and fixing double scaffolding system (cup lock type) on the exterior side, upto seven story hight made with 40 mm dia .M.S.tube 1.5m centre to centre, horizontal & vertical tubes joining with cup & lock system with M.S.tubes, M.S.tube challies, M.S.clamps and M.S.staircase system in the scaffolding for working platform etc. and maintaining it in a serviceable condition for the required duration as approved and removing it there after. The scaffolding system shall be stiffened with bracings, runners, connection with the building etc wherever required for inspection of work at required locations with essential safety features for the workmen etc.complete as approved. The elevational area of the scaffolding shall be measured for payment purpose. The payment will be made once irrespective of duration of scaffolding. (Note: This item to be used for maintenance work judicically, necessary deduction for scaffolding in the existing item to be done.)

Demolishing lime concrete manually / by mechanical means and disposal of material within 50 metres.

Demolishing brick work, manually / by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead - In cement mortar

Demolishing brick tile covering in terraching including stacking of serviceable material and disposal of unserviceable material within 50 metres lead

Supplying at site : RCC standards post /struts/ rails/ pales of mix 1:1.5:3 (1 cement : 1.5 coarse sand : 3 graded stone aggregate 12.5 mm nominal size) with wooden plugs or 6mm bar nibs, wherever required - (cost of earth works in excavation , concrete works to be paid separately)

Providing and fixing G.I.chain link fabric fencing of required width in mesh size 50 x 50 mm including strengthening with 2mm dia wire or nuts , bolts and washers as required complete - Made of G.I.wire of dia 4mm , PVC coated to achieve outer dia not less than 5mm in required colour and shade

Acid cleaning for the existing Mosaic floors , glazed tiles work and removing the stains and decays to give a glassy look etc complte (The Acid used shall be 32% concentrated hydrochloric acid after taking on the precautionary measures)

Providing and fixing ASTM pipes including all ASTM plain& brass threaded fittings i/c fixing the pipe with clamps at 1.00m spacing . This includes jointing of pipes & fitting with one step ASTM solvent cement and testing of joints complete (Internal work exposed on wall ) - 25mm nominal outer dia pipes

Providing and fixing ASTM pipes including all ASTM plain& brass threaded fittings i/c fixing the pipe with clamps at 1.00m spacing . This includes jointing of pipes & fitting with one step ASTM solvent cement and testing of joints complete (Internal work exposed on wall ) - 32mm nominal outer dia pipes

Providing and fixing gun metal gate valve with C.I.wheel of approved quality (Screwed end) - 25mm nominal bore

Providing and fixing gun metal gate valve with C.I.wheel of approved quality (Screwed end) - 32mm nominal bore

Providing and fixing ball valve (brass) of approved quality , high or low pressure , with plastic floats complete - 20mm nominal bore

Providing and fixing unplasticised PVC connection pipe with brass unions - 45 cm length - 15mm nominal bore

Providing and fixing C.P.brass bib cock of approved quality conforming to IS: 8931 - 15 mm nominal bore

Providing and fixing C.P.brass angle valve for basin mixer and geyser points of approved quality conforming to IS: 8931- 15 mm nominal bore

Providing, hoisting and fixing above plinth level precast reinforced cement concrete for drain cover slab of length varying upto 1.50m and thickness of slab from 0.10m to 0.20m including the cost of required centring, shuttering usisng steel sheet with m.S frames and finishing smooth with 6mm cement plaster 1:3 (1 Cement : 3 fine sand) on all faces of the slab but excluding the cost of reinforcement with 1:2:4( 1 Cement : 2 Coarse sand : 4 graded stone aggregate 20mm nominal size).

Chipping the worn out wall and concrete portion using proper tools and removing the loose particles and preparing the surface for treatment with wire brush etc., complete until to reach sound good surface and removing the debris and disposal of the debris as directed by the Engineer-in-charge with all leads and lifts etc. complete.

Applying a polymer based anticorrosive coating material (two pack material with a powder and liquid component) or its equivalent and mixing mechanically until it is homogeneous and applying the same as one rich coat on prepared steel surface with brush with all lead and lift etc., complete and as directed by the Engineer-in-charge (measurement as per the total area of treatment)

Providing high strength Non shrink free flow micro concrete of CERA/SIKA/FOSROC/ Mc Bauchmie / DOE BASE OR EQUIVALENT make certified and tested by accredited institutions like IIT / SERC/NTH or so (Confiring to ASTM C109.7cm cube for compressive strength 45-50 MPa, Physical properties. Tensile Strength - 20N/Sqm @ 28 days (BS 4551-80), Flexural Strength - 5.0 N/Sqm @ 28 days) over the Epoxy bonding agent applied area on columns slabs, beams etc., upto floor five level (aggregates of 6mm to 12mm chips may be added) (Measurement has to be taken considering 15mm thickness of repaired surface). For this treatment precise quantity to water ie 0.15 W/P ratio will be maintained for good mortar consistency as per the manufacturers specification with all lead and lift etc., complete and as directed by the Engineer-in-charge including cement plaster.

Plastering the wornout cleaned wall surface with cement mortar of mix 1:4 (one part of cement; 4fine sand) mixed with rubber latex polymer at the rate of 1kg. For 1 bag of cement including applying a priming coat with acrylic polymer at 0.2kg per sqm of treatment area including all lead and lift etc., complete and directed by the Engineer-in-charge.

Pressure grouting the cement slurry mixed with FLOADD supper plasticizing expanding non shrink, more cohesive grout mixed in the ratio of 20g per 50kgs of cement for injection grouting the RCC slab to strengthen the RCC slab.