Day to Day maintenance of Telecom staff quarters Technical Office buildings at Sector 2 4 5 8 and 12 Bokaro Steel City and Chas and Balidih in District Bokaro BA Dhanbad

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

(a) 1:1½:3 (1 Cement: 1½ coarse sand(zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources).

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

Providing and fixing ISI marked oxidised M.S. tower bolt black finish, (Barrel type) with necessary screws etc. complete :

Providing and fixing ISI marked oxidised M.S. handles conforming to IS:4992 with necessary screws etc. complete :

Providing and fixing oxidised M.S. casement stays (straight peg type) with necessary screws etc. complete.

(a) 250 mm weighing not less than 150 gms.

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 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 P.V.C. door frame of size 50x47 mm with a wall thickness of 5 mm, made out of extruded 5mm rigid PVC foam sheet, mitred at corners and joined with 2 Nos of 150 mm long brackets of 15x15 mm M.S. square tube, the vertical door frame profiles to be reinforced with 19x19 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 manufacturer’s specification and direction of Engineer-in-Charge.

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 plain PVC door shutters.

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) 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) Single tee with door

(i) 110x110x110 mm

(b) Single tee without door

(i) 110x110x110 mm

(c )Bend 87.5°

(i) 110 mm bend

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

(a) Float glass panes of thickness 4 mm.

Renewal of old putty of glass panes (length) .

Cleaning of terrace/loft water storage tank (inside surface area) upto 2000 litre capacity at all heights with coconut brushes, duster etc., removal of silt, rubbish from the tank and cleaning the tank with fresh water disinfecting with bleaching powder @ 0.5gm per litre capacity of tank, including marking the date of cleaning on the side of tank body with the help of stencil and paint and disposing of malba, all complete as per direction of Engineer-in-Charge. (The old date already written on tank should be removed with paint remover or black paint and if date is not written with the stencil or old date is not removed deduction will be made @ Rs. 0.10 per litre if during cleaning any GI fittings or ball cock is damaged that is to be repaired by contractor at his own cost and nothing extra will be paid on this account)

Cleaning and de-silting of gully trap chamber, including removal of rubbish mixed with earth etc. and disposal of same, all as per the direction of Engineer-in-charge.

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

Dismantling 15 to 40 mm dia G.I. pipe including stacking of dismantled pipes within 50 metres lead as per direction of Engineer- in-Charge.

(a) Internal Work - Exposed on wall

Taking out existing wooden door shutter, 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.

Dismantling doors, windows and clerestory windows (steel or wood) shutter including chowkhats, architrave, holdfasts etc. complete and stacking within 50 metres lead :

(a) Of area 3 sq. metres and below

Taking out doors, windows and clerestory window shutters (steel or wood) including stacking within 50 metres lead :

(a) Of area 3 sq. metres and below

Dismantling C.I. or asbestos rain water pipe with fittings and clamps including stacking the material within 50 metres lead :

(a) 100 mm dia pipe

Dismantling G.I. pipes (external work) including excavation and refilling trenches after taking out the pipes, manually/ by mechanical means including stacking of pipes within 50 metres lead as per direction of Engineer-in-charge :

(a) 15 mm to 40 mm nominal bore

(b) Above 40 mm nominal bore

Dismantling of flushing cistern of all types (C.I./PVC/Vitrious China) including stacking of useful materials near the site and disposal of unserviceable materials within 50 metres lead.

Providing and fixing wash basin with C.I. brackets, 15 mm PTMT pillar cock, 32 mm PTMT waste coupling of standard pattern, including painting of fittings and brackets, cutting and making good the walls wherever required. White Vitreous China Flat back wash basin size 550x400 mm with single15 mm PTMT pillar cock.

Providing and fixing Stainless Steel A ISI 304 (18/8) kitchen sink as per IS:13983 with C.I. brackets and stainless steel plug 40 mm,including painting of fittings and brackets, cutting and making good the walls wherever required :

(a) Kitchen sink without drain board. (I) 610x460 mm bowl depth 200 mm.

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 G.I. inlet connection for flush pipe connecting with W.C. pan.

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.

(b) Flat back wash basin of size 450x300 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

(ii) 40 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 M.S. stays and clamps for sand cast iron/centrifugally cast (spun) iron pipes of diameter :

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

(a) Waste coupling 38 mm dia of 83 mm length and 77 mm breadth, weighing not less than 60 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.

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply, including all CPVC plain & brass threaded fittings, i/c 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

20 mm nominal outer dia Pipes.

25 mm nominal outer dia Pipes.

32 mm nominal outer dia. Pipes.

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.

40 mm nominal outer dia Pipes.

50 mm nominal outer dia Pipes.

Providing and fixing G.I. Union in G.I. pipe including cutting and threading the pipe and making long screws etc. complete (New work)

25 mm nominal bore

40 mm nominal bore

50mm nominal bore

Providing and placing on terrace (at all floor levels) polyethylene water storage tank ISI : 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.

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

(a) 15mm nominal bore, 90 mm long. Weighing not less than 93 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, 125 mm long foam flow. Weighing not less than 120 gms.

Providing and fixing PTMT grating of approved quality and colour.

(a) Circular type.

(i) 125 mm nominal dia with 25 mm waste hole.

Providing and fixing PTMT angle stop cock 15 mm nominal bore, weighing not less than 85 gms

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 unplasticised P.V.C. connection pipe with PTMT Nuts, collar and bush of approved quality and colour.

(a) 15 mm nominal bore with 45 cm length.

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

(a) 20mm nominal bore. Weighing not less than 40 gms.

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

(c ) 40 mm nominal bore, weighing not less than 150 gms

Cutting holes up to 30x30 cm in walls including making good the same:

(a) With common burnt clay F.P.S. (non modular) bricks.

Cutting holes up to 15x15 cm in R.C.C. floors and roofs for passing drain pipe etc. and repairing the hole after insertion of drain pipe etc. with cement concrete 1:2:4 (1 cement :2 coarse sand : 4 graded stone aggregate 20 mm nominal size), including finishing complete so as to make it leak proof.

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 mm thickness (weight not less than 12.50 kg/sqm)

Removing & refixing Aluminium door shutter with frame for smooth operation including taking out door with frame, dismembering aluminium door sections, taking out panelling, reassembling the door shutter with aluminium cleats with screws, rivets & refixing the available panelling in position with snap beading & fixing the shutter in position with necessary stainless steel hinges with rivets or pivots with necessary screws etc complete as directed by the Engineer In charge.

Providing and fixing polyethylene water storage tank's cover with suitable locking arrangement, nuts and screws etc. complete.

Removal of chokage (Iron silt) in water supply G.I pipe line upto 50 mm dia by opening/ taking out and re-fixing the same with required new G.I fittings such as tee, elbow, nipples, cutting, threading etc.and making good the same as per direction of E-in-Charge

Arresting sudden leakage/break down through GI pipe by dismantaling upto length of 6.00 Metre or more and fixing obtained serviceable pipe with required new pipe by providing G.I nipples, sockets,tee, elbow i/c cutting and threading the pipe and making long screws, etc complete (New pipe shall be paid in basic item)

(a) Upto 25 mm nominal bore. (Internal work)

(b) 32 mm to 40 mm nominal bore. (Internal work)

(c ) 40 mm to 50 mm niminal bore (Externa work)

Removal of chokage from floor/Nahani trap and their associated pipes and bend so as to clear the flow of waste water all complete as per direction of E-I-C

Cleaning of main/subsidary open surface drain i/c removal of chokage by taking out soil, silt, sludge, garbage etc. and disposal of the same in to municipal dumping ground as per direction of E-in-Charge.

Cleaning of rain water/waste & soil/pipe upto 100 mm dia i/c removal of chokage by taking out soil, silt, sludge, garbages & other refuses material and disposal of the same in to municipal dumping ground as per direction of E-in-Charge

Repair of not working low level flushing cistern i/c change of necessary fittings etc. all complete as per direction and fully satisfaction of E-in-Charge.

Cutting tree on roof and wall surface including removing roots applying chemical/ acid, lime and salt to prevent regrowth and making good the roof surface / wall surface as per direction of E-I-C. (Cement concrete & Plaster used for repairing to be paid seperately)

Periodic cleaning of sewer line, sewer manhole, by using bamboo/rod for clearing the sewer line,taking out sludge, debris, rubbish and other waste materials, if any, from the sewer line and flooding/flushing with sufficient quantity of water with pressure to ascertain through cleaning of drainage system for smooth and proper functioning of sewer line including disposal of the all waste material outside the muncipal limit or burried into pits at safe available distance as directed all complete. (Note-The operation includes cost of all and nothing shall be paid extra on any account)

(a) Sewer line upto 150 mm dia

(b) Sewer Manholes of all sizes.

Providing and fixing C.I. bracket for wash basin and sink including removal of deterioated/damaged bracket and making good the wall same as per direction of E-I-C

Providing and fixing bamboo scaffolding system on the exterior side, up to four story height with 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 per directions and approval of Engineer-in-charge .The elevational area of the scaffolding shall be measured for payment purpose. The payment will be made once irrespective of duration of scaffolding.

Providing & fixing PTMT gate valve of approved quality and colour.

(a) 20 mm outer dia

(b) 25 mm outer dia

(c ) 32 mm outer dia

(d) 40 mm outer dia

Providing and fixing PVC trap of self cleansing design including cost of cutting and making good the walls and floors :

(a) 110 mm diameter.

Credit for unserviceable material

(a) Wooden items like flush door door shutter etc.

(b) Wooden frame

(c )Steel item like G.I. pipe, Floor spring, iron rods, M.S angle,tee,flats. Etc.

(d) PVC items like Flushing Cistern, PTMT fittings items etc.

(e) Aluminium and Brass items.

Providing services for attending urgent nature complains during day to day maintenance work as and when required as per direction of Engineer in Charge. (All T & P has to be arranged by the contractor).

(a) Coolie, Beldar, Sweeper etc.

Repair of not working CP brass bib cock, Pillar cock, stop cock etc. by replacement of interanal fitting (spindal),washer etc and making good the same all complete as per direction and fully satisfaction of E-in-Charge.

Repair of not working brass gate valve by replacement of interanal fitting (spindal),washer etc and making good the same all complete as per direction and fully satisfaction of E-in-Charge.

(a) 25 mm nominal bore

(b ) 40 mm nominal bore

Providing & fixing PTMT union of approved quality and colour.

(a) 20 mm outer dia

(b )25 mm outer dia

(c ) 32 mm outer dia

(d) 40 mm outer dia

Repairing of existing steel glaged window by welding, cutting, painting etc. and refixing of repaired steel glazed window to existing frames, including replacement of hinges with screws, etc. as required, all complete to make openable as per the direction of the Engineer-in-charge.

Providing and fixing 15 mm nominal bore C.P. / S.S. hand faucet Jet with flexible C.P. / S.S. tube upto 1 metre long i/c stand to uropean type W.C. Pan of quality and make Jaquar ABS chrome finish ALD-573 or equivalent as approved by Engineer - in - charge.

Providing and fixing Stainless steel SS grade 304, curtain rod having wall thickness of 1.20 mm with two Stainless steel SS grade 304, brackets fixed with C.P. brass screws and PVC sleeves etc., wherever necessary complete :

(a) 25 mm dia.

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