Day to day maintenance of Main T E, Telephone Bhawan Campus at Ranchi Year 2023-24

Amount

SH: CONCRETE WORK

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level :

a) 1:2:4 (1 cement : 2 coarse sand (zone-III) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources)

b) 1:4:8 (1 Cement : 4 coarse sand (zone-III) derived from natural sources : 8 graded stone aggregate 40 mm nominal size derived from natural sources)

SH: BRICK WORK

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 5.0 in foundation and plinth in:

a) Cement mortar 1:6 (1 cement : 6 coarse sand)

Half brick masonry with common burnt clay F.P.S. (non modular) bricks of class designation 5.0 in foundations and plinth in.

a) Cement mortar 1:4 (1 cement : 4 coarse sand)

SH: MARBLE & GRANITE WORK

Stone tile work for wall lining upto 10 m height with special adhesive over 12mm thick bed of cement mortar 1:3 (1 cement : 3 coarse sand) including pointing in white cement with an admixture of pigment to match the stone shade.

a) 8mm thick (mirror polished and machine cut edge)

(i) Granite stone of any colour and shade.

SH: WOOD & PVC WORK

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

Sal wood

Providing and fixing ISI marked flush door shutters conforming to IS: 2202 (Part I) non-decorative type, core of block board construction with frame of 1st class hard wood and well matched commercial 3 ply veneering with vertical grains or cross bands and face veneers on both faces of shutters :

a) 30 mm thick including ISI marked Stainless Steel butt hinges with necessary screws.

Providing and fixing nickel plated M.S. pipe curtain rods with nickel plated brackets :

a) 20 mm dia (heavy type)

b) 25 mm dia (heavy type)

Providing and fixing ISI marked oxidised M.S. pressed butt hinges with necessary screws etc. complete.

a) 100x58x1.90 mm

b) 75x47x1.70 mm

Providing and fixing ISI marked oxidised M.S. sliding door bolts with nuts and screws etc. complete :

Providing and fixing IS : 12817 marked stainless steel butt hinges with stainless steel screws etc. complete :

a) 125x64x1.90 mm

b) 100X58X1.90 mm

Providing and fixing aluminium die cast body tubular type universal hydraulic door closer (having brand logo with ISI, IS : 3564, embossed on the body, door weight upto 35 kg and door width upto 700 mm) with necessary accessories and screws etc. complete.

Providing and fixing ISI marked aluminium butt hinges 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:

a) 125x75x4 mm

b) 125x63x4 mm

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 :

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 :

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 :

Providing and fixing aluminium hanging floor door stopper ISI marked anodised (anodic coating not less than grade AC 10 as per IS : 1868)transparent or dyed to required colour and shade with necessary screws etc. complete.

a) Twin rubber stopper

Providing and fixing factory made uPVC door frame made of uPVC extruded sections having an overall dimension as below (tolerance ±1mm), with wall thickness 2.0 mm (± 0.2 mm), corners of the door frame to be Jointed with galvanized brackets and stainless steel screws, joints mitred and Plastic welded. The hinge side vertical of the frames reinforced by galvanized M.S. tube of size 19 X 19 mm and 1mm (± 0.1 mm) wall thickness and 3 nos. stainless steel hinges fixed to the frame complete as per manufacturer’s specification and direction of Engineer-in-charge

a) Extruded section profile size 48x40 mm

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 15x15 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. 10 mm (5 mm x 2 ) thick, 20 mm wide cross PVC sheet be provided as gap insert for top rail & bottom rail, paneling 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 as per direction of Engineer-in-charge, manufacturer’s specification & drawing.

(a) 30 mm thick pre laminated PVC door shutters

Providing and fixing fly proof stainless steel grade 304 wire gauge, to windows and clerestory windows using wire gauge with average width of aperture 1.4mm in both directions with wire of dia. 0.50 mm all complete.

a) With 2nd class teak wood beading 62X19 mm.

b) With 12 mm mild steel U beading.

Providing and fixing fly proof stainless steel grade 304 wire gauge with removing/ refixing existing wooden beading/12mm M.S Ubeading to windows and clerestory windows using wire gauge with average width of aperture 1.4mm in both directions with wire of dia. 0.50 mm with required size of S S nains all complete.

SH: ROOFING

Providing and fixing on wall face unplasticised Rigid PVC rain water pipes conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion, (i)Single socketed pipes.

a) 75 mm diameter

b) 110 mm diameter

Providing and fixing on wall face unplasticised - PVC moulded fittings/ accessories for unplasticised Rigid PVC rain water pipes conforming to IS : 13592 Type A including jointing with seal ring conforming to IS :5382 leaving 10 mm gap for thermal expansion.

a) Coupler

b) Single tee with door

(i) 75x75x75 mm

(ii) 110x110x110 mm

c) Single tee without door

(i) 75x75x75 mm

(ii) 110x110x110 mm

d) Bend 87.5°

(i) 75 mm bend

(ii) 110 mm bend

e) Shoe (Plain)

(i) 75 mm Shoe

(ii) 110 mm Shoe

Providing and fixing unplasticised -PVC pipe clips of approved design to unplasticised - PVC rain water pipes by means of 50x50x50mm hardwood plugs, screwed with M.S. screws of required length including cutting brick work and fixing in cement mortar 1:4 (1 cement : 4 coarse sand) and making good the wall etc. complete.

SH: FINISHING

12 mm cement plaster of mix :

a) 1:6 (1 cement: 6 fine sand)

15 mm cement plaster on the rough side of single or half brick wall of mix :

a) 1:6 (1 cement: 6 fine sand)

6 mm cement plaster of mix :

a) 1:3 (1 cement: 3 fine sand)

Applying priming coat :

a) 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 manufacture to give an even shade :

a) Two or more coats on new work.

Distempering with 1st quality acrylic distember (Ready mix) having VOC content less than 50 grams/ litre of approved brand and manufacture to give an even shade:

a) Old work (one or more coats)

SH: REPAIRS TO BLDG

Repairs to plaster of thickness 12 mm to 20 mm in patches of area 2.5 sq. meters and under, including cutting 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 :

a) With cement mortar 1:4 (1cement: 4 coarse sand).

Renewing glass panes, with putty and nails wherever necessary including racking out the old putty:

a) Float glass panes of thickness 4 mm.

Providing & fixing White vitreous china water closet squatting pan (Indian type) along with "S" or "P" trap including dismantling of old WC seat and "S" or "P" trap at site complete with all operations including all necessary materials, labour and disposal of dismantled material i/c malba, all complete as per the direction of Engineer-in charge.

a) Orissa pattern W.C Pan of size 580x440 mm

Taking out existing wooden door shutter shutters, repair by cutting, painting etc. and refixing of repaired door shutters to existing door frames, including replacement of hinges with screws, etc. as required, all complete as per the direction of the Engineer-in-charge.

SH: SANITARY INSTALLATION

Providing and fixing white vitreous china pedestal type (European type/ wash down type) water closet pan.

Providing and fixing P.V.C. low level flushing cistern with manually controlled device (handle lever) conforming to IS : 7231, with all fittings and fixtures complete.

a) 10 litre capacity - White

Providing and fixing solid plastic seat with lid for pedestal type W.C. pan complete :

a) White solid plastic seat with lid

Providing and fixing white vitreous china flat back or wall corner type lipped front urinal basin of 430x260x350 mm or 340x410x265 mm sizes respectively.

Providing and fixing white vitreous china wash basin including making all connections but excluding the cost of fittings :

a) Flat back wash basin of size 550x400 mm.

Providing and fixing P.V.C. waste pipe for sink or wash basin including P.V.C. waste fittings complete.

a) Semi rigid pipe

(i) 32 mm dia

Providing and fixing 600x450 mm beveled edge mirror of superior glass (of approved quality) complete with 6 mm thick hard board ground fixed to wooden cleats with C.P. brass screws and washers complete.

Providing and fixing mirror of superior glass (of approved quality) and of required shape and size with plastic moulded frame of approved make and shade with 6 mm thick hard board backing :

a) Rectangular shape 453x357 mm

Providing and fixing PTMT Waste Coupling for wash basin and sink, of approved quality and colour.

a) Waste coupling 31 mm dia of 79 mm length and 62 mm breadth weighing not less than 45 gms.

Providing and fixing PTMT towel rail complete with brackets fixed to wooden cleats with CP brass screws with concealed fittings arrangement of approved quality and colour.

a) 450 mm long towel rail with total length of 495 mm, 78 mm wide and effective height of 88 mm, weighing not less than 170 gms.

b) 600 mm long towel rail with total length of 645 mm, width 78 mm and effective height of 88 mm, weighing not less than 190 gms.

Providing and fixing PTMT shelf 440 mm long, 124 mm width and 36 mm height of approved quality and colour. Weighing not less than 300 gms.

SH: WATER SUPPLY

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply, including all CPVC plain & brass threaded fittings, including fixing the pipe with clamps at 1.00 m spacing. This includes jointing of pipes & fittings with one step CPVC solvent cement and testing of joints complete as per direction of Engineer in Charge. : Internal work - Exposed on wall

a) 20 mm nominal outer dia. Pipes.

b) 25 mm nominal outer dia .Pipes.

c) 32 mm nominal outer dia. Pipes.

d) 40 mm nominal outer dia. Pipes.

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply including all CPVC plain & brass threaded fittings. This includes jointing of pipes & fittings with one step CPVC solvent cement, trenching, refilling & testing of joints complete as per direction of Engineer in Charge : External work

a) 40 mm nominal outer dia. Pipes.

b) 50 mm nominal outer dia. Pipes.

Providing and fixing gun metal gate valve with C.I. wheel of approved quality (screwed end) :

a) 25 mm nominal bore

b) 20 mm nominal bore

c) 32 mm nominal bore.

d) 40 mm nominal bore

e) 50 mm nominal bore

Providing and fixing uplasticised PVC connection pipe with brass unions :

a) 30 cm length

(i) 15 mm nominal bore

b) 45 cm length

(i) 15 mm nominal bore

Providing and fixing C.P. brass shower rose with 15 or 20 mm inlet :

a)100 mm diameter

b)150 mm diameter

Providing and placing on terrace (at all floor levels) polyethylene water storage tank, IS : 12701 marked, with cover and suitable locking arrangement and making necessary holes for inlet, outlet and overflow pipes but without fittings and the base support for tank.

a) Circular tank

Providing and fixing C.P. brass stop cock (concealed) of standard design and of approved make conforming to IS:8931.

a) 15 mm nominal bore

Providing and fixing PTMT bib cock of approved quality and colour.

a) 15 mm nominal bore, 86 mm long. Weighing not less than 88 gms.

Providing and fixing PTMT stop cock of approved quality and colour.

a) 15 mm nominal bore, 86 mm long. Weighing not less than 88 gms.

Providing and fixing PTMT pillar cock of approved quality and colour .

a) 15mm nominal bore, 107 mm long. Weighing not less than 110 gms.

Providing and fixing PTMT grating of approved quality and colour.

a) Circular type.

(i) 100 mm nominal dia.

Providing and fixing PTMT swivelling shower, 15mm nominal bore. Weighing not less than 40 gms.

Providing and fixing PTMT soap Dish Holder having length of 138 mm, breadth 102 mm, height of 75 mm with concealed fitting arrangements. Weighing not less than 106 gms.

Providing and fixing PTMT extension nipple for water tank pipe, fittings of approved quality and colour.

a) 25mm nominal bore. Weighing not less than 62 gms.

Deduct for using UPVC pipe instead of CPVC pipe as per item No. 1 & 2 of SH: Water Supply.

(i) 20 mm nominal outer dia pipe.

(ii) 25 mm nominal outer dia pipe.

(iii) 32 mm nominal outer dia pipe.

(iv) 40 mm nominal outer dia pipe.

(v) 50 mm nominal outer dia pipe.

Providing & fixing C P brass bib cock of JAQUWAR make of model no.CON-CHR-047KN or equivalent as per direction and satisfaction of Engineer-in-charge.

a) 15 mm nominal bore.

Providing & fixing C P brass angular stop cock with wall flange of JAQUWAR make of model no.CON-CHR-059K or equivalent as per direction and satisfaction of Engineer-in-charge.

a) 15 mm nominal bore.

Providing & fixing wall mixer with provision for overhead shower with 115mm long bend pipe on upper side connecting legs & wall flanges of JAQUWAR make of model no.SOL-CHR-6273UPR or equivalent as per direction and satisfaction of Engineer-in-charge.

Providing & fixing sink mixer with swinging casted spout (wall mounted model) connecting legs & wall flanges of JAQUWAR make of model no.CON-CHR-309KN or equivalent as per direction and satisfaction of Engineer-in-charge.

Providing & fixing central hole basin mixer without pop waste system with 450mm long braided hoses of JAQUWAR make of model no.CON-CHR-167KNB or equivalent as per direction & satisfaction of Engineer-in-charge.

Pvdg & fixing C.P brass Continental long body bib cock of Jaquar make model No. CON-CHR-107KN or equivalent as per direction & satisfaction of Engineer-in-charge.

Pvdg & fixing C.P brass continental pillar cock bath room faucet model No.CON-CHR-011KN or equivalent as per direction & satisfaction of Engineer-in-charge.

P/F chrome finish Health Faucet with 8mm Dia 1.2 Meter Long PVC Tube and Wall Hook model No.ALD-CHR-583 of Jaquar make or equivalent as per direction & satisfaction of Engineer-in-charge.

SH: ALUMINIUM WORK

Providing and fixing 12mm thick prelaminated particle board flat pressed three layer or graded wood particle board conforming to IS:12823 Grade l Type ll, in panelling fixed in aluminum doors, windows shutters and partition frames with C.P. brass / stainless steel screws etc. complete as per architectural drawings and directions of engineer-in-charge.

a) Pre-laminated particle board with decorative lamination on both sides.

Providing and fixing glazing in aluminium door, window, ventilator shutters and partitions etc. with EPDM rubber / neoprene gasket etc. complete as per the architectural drawings and the directions of engineer-in-charge . (Cost of aluminium snap beading shall be paid in basic item):

a) With float glass panes of 5.50 mm thickness

SH: MISCELLANEOUS WORK

Cleaning & clearing of choked W.C pan as per direction and satisfaction of Engineer-in-charge.

Removing chokage of G.I/UPVC/CPVC pipe including the cleaning pipe

a) 15mm to 25mm

b) 32mm to 50 mm

Providing & fixing G.I. Nipple as per direction & satisfaction of Engineer-in-charge.

(ii) 15 x 100 mm

(iii) 15 x 150 mm

(iv) 20 x 75 mm

(vi)20 x 150 mm

Providing & fixing CPVC socket as per direction & satisfaction of Engineer-in-charge.

(iii) 40 mm

Providing & fixing CPVC union as per direction & satisfaction of Engineer-in-charge.

(iii) 40 mm

Providing & fixing CPVC M/T , F/T as per direction & satisfaction of Engineer-in-charge.

(iii)32 mm

Providing & fixing CPVC F/T with brass threading from inside as per direction & satisfaction of Engineer-in-charge.

Providing & fixing CPVC elbow as per direction & satisfaction of Engineer-in-charge.

(iii) 25 mm

Providing & fixing CPVC elbow with brass threading from inside as per direction & satisfaction of Engineer-in-charge.

Providing & fixing P.V.C. Flushing cistern kit of std make as per direction & satisfaction of Engineer-in-charge.

Providing & fixing P.V.C. Flushing cistern washer of std. make as per direction & satisfaction of Engineer-in-charge.

Providing & fixing PVC flushing cistern float valve as per direction & satisfaction of Engineer-in-charge.

Providing & fixing C. P brass spindle for pillar cock of heavy quality as per direction & satisfaction of Engineer-in-charge.

P/F G.I. long thread as per direction & satisfaction of Engineer-in-charge.

(i) 20 mm nominal bore

(ii) 25 mm nominal bore

(iii) 32 mm nominal dia

(iv) 40 mm nominal dia

P/F of PVC Nahani trap as per direction and satisfaction of Engineer-in-charge.

(a) 110 mm inlet and 75 mm outlet

P/F C.P. waste of standard quality as per direction & atisfaction of Engineer-in-charge.

P/F nickel plated fancy M.S. brackets of approved quality for curtain rod 20 mm dia.

P/F PVC water storage tank cover of standard quality with locking arrangement as per direction and satisfaction of Engineer-in-charge.

Providing and fixing CPVC valve of approved quality.

a) 20 mm nominal bore

b) 25 mm nominal bore

c) 32 mm nominal bore.

d) 40 mm nominal bore

e) 50 mm nominal bore

Pvdg & fixing brass ball valve of approved quality.

(i) 20 mm nominal bore

(ii) 25 mm nominal bore

Providing services for attending day to day maintenance work for mejor complains as and when required as per direction of Engineer in Charge. All T & P has to be arranged by the contractor. Consumable material like fittings etc will be supplied by the department .

a) Plumber

b) Carpenter

c) Beldar

Repairing of aluminium door shutter and frame including taking out and refixing the same after necessary repairing and adjusting with new screws etc all complete for easy movement as per direction of Engineer-in-Charge. The work is to be carried out in working toilet at suitable time.

P/F PVC automatic flushing cistern for urinals with all fittings & fixtures complete.

a) 5 litter capacity white.

Supplying & spreading of bleaching powder for removing of moss, mud etc. for anti skid purpose in rainy season as per direction & satisfaction of Engineer-in-charge.

Cleaning of manholes of sewer line i/c removing & disposal of sludge upto dumping ground in the campus as per direction of Engineer-in-charge.

Cleaning of sewer lines i/c removing & disposal of sludge upto dumping ground in the campus as per direction of Engineer-in-charge.

Cleaning of open surface drain of size upto 400mm wide and 500mm deep & sprinkle of bleaching powder around the drain i/c removing & disposal of sludge upto dumping ground in the campus as per direction of Engineer-in-charge.

Cleaning of septic tank by removing night soil, mud etc. by municipal tanker and disposal of sludge upto municipal dumping ground all complete as per direction of Engineer-in-charge.

Disposal of Garbage/ Sludge/ house hold waste materials by mechanical means from dumping places in the campus including loading, transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved.

Uprooting and removing plants from the surface of the walls, parapet etc. and making good the damages with concrete (1:2:4) as per the direction of Engineer-in-charge.

a) Small plant of girth of exposed stem upto 75mm lift upto 12 metres.

Credit for old dismantled bib cock /stop cock.

(a) Brass bibcock.

(b) P.V.C. bibcock.

Credit for old dismantled pillar cock

(i) 15 mm nominal bore

(a) C.P. Brass

Credit for old dismentalled P.V.C. Flushing Cistern

Credit for old dismentalled G.I. Pipe.

(I) 15 mm nominal dia

(ii) 20 mm nominal dia

(iii)25 mm nominal dia

(iv) 32 mm nominal dia

(v) 40 mm nominal dia

(vi) 50 mm nominal dia

Credit for old dismantled shower rose.

Credit for old dismantled unserviceable brass valve.

(i) 20 mm nominal bore

(ii) 25 mm nominal dia

(iii) 32 mm nominal dia

(iv) 40 mm nominal dia

(v) 50 mm nominal dia

Credit for old dismantled unserviceable aluminium fittings like tower bolts, sliding door bolts, handles, floor door stoppers.

Credit for old dismantled unserviceable PVC water tank.

SANJAY KUMAR