NIT no 23 BCD WGL Repair Mntce Works in Warangal

Amount

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 fine sand derived from natural sources : 10 graded stone aggregate 40 mm nominal size derived from natural sources)

Providing and laying cement concrete in retaining walls, return walls, walls (any thickness) including attached pilasters, columns, piers, abutments, pillars, posts, struts, buttresses, string or lacing courses, parapets, coping, bed blocks, anchor blocks, plain window sills, fillets, sunken floor, etc., up to floor five level, excluding the cost of centering, shuttering and finishing :

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).

1:5:10(1 cement:5 Course sand :10 Brick aggregate of 40mm nominal size) layed in layers of 20 cm depth i/c consolidating each layer.All complete all as per direction of Engineer in charge

Extra for providing and mixing water proofing material in cement concrete work in doses by weight of cement as per manufacturer’s specification.

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 3.5 in foundation and plinth in:

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

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 :

Dismantling powder coated / anodized aluminium, doors and other frames including proper numbering, loading and unloading,stacking and placing at the required place in the building as directed by the Engineer-in-charge . (Area of partition is measured for payment)

Fixing powder coated / anodized aluminum partitions and doors with available materials after making required sections as per the drawing for powder coated aluminum sections, particle board, glass panels and snap on beading including fixed with rawl plugs and screws or with fixing clips, or with expansion hold fasteners including necessary filling up of gaps at junctions at top, bottom and sides wherever required etc, all complete as per the directions of the Engineer-in-charge.

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.

Extruded section profile size 42x50 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.

30 mm thick plain PVC door shutters.

Providing and fixing aluminium die cast body tubular type universal hydraulic door closer Hardwyn make or equivalent (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 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 in colours such as White, Ivory, Grey, Fume Red Brown, laid on 20 mm thick cement mortar 1:4 (1 Cement :4 Coarse sand), jointing with grey cement slurry @ 3.3kg/sqm including pointing the joints with white cement and matching pigment etc., complete.

Providing and fixing 1st quality ceramic glazed floor tiles conforming to IS : 15622 (thickness to be specified by the manufacturer ) of approved make in all colours, shades except burgundy, bottle green, black of any size as approved by Engineer-in-Charge in skirting, risers of steps and dados over 12 mm thick bed of cement Mortar 1:3 (1cement: 3 coarse sand) and jointing with grey cement slurry @ 3.3kgper sqm including pointing in white cement mixed with pigment of matching shade complete.

Providing and fixing unplasticised -PVC pipe clips of approved design to unplasticised - PVC rain water pipes by means of 50x50x50 mm 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.

Providing and fixing unplasticised Rigid PVC floor trap conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion, including cost of cutting and making good the walls and floors : (a) 100 mm inlet and 75 mm outlet

12 mm cement plaster of mix :

1:6 (1 cement: 6 fine sand)

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

1:6 (1 cement: 6 fine sand)

Cement plaster 1:3 (1 cement: 3 coarse sand) finished with a floating coat of neat cement.

20 mm cement plaster

Applying one coat of water thinnable cement primer of approved brand and manufacture on wall surface :

Water thinnable cement primer.

Distempering with 1st quality acrylic distemper, having VOC (Volatile Organic Compound) content less than 50 grams/ litre, of approved brand and manufacture, including applying additional coats wherever required, to achieve even shade and colour.

Two coats(Old work).

Painting with synthetic enamel paint of approved brand and manufacture to give an even shade :

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 :

Old work (one or more coats)

Removing dry or oil bound distemper, water proofing cement paint and the like by scrapping, sand papering and preparing the surface smooth including necessary repairs to scratches etc. complete.

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 , all complete as per directions of Engineer-In-Charge.

With cement mortar 1:4 (1 cement : 4 fine sand).

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

Float glass panes of nominal thickness 4 mm (weight not less than 10kg/sqm).

Dismantling W.C. Pan of all sizes including disposal of dismantled materials i/c malba all complete as per directions of Engineer-in- Charge.

Demolishing lime concrete manually/ by mechanical means and disposal of material within 50 metres lead as per direction of 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 :

Of area 3 sq. metres and below

Dismantling tile work in floors and roofs laid in cement mortar including stacking material within 50 metres lead.

For thickness of tiles 10 mm to 25 mm

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

75 to 80 mm dia pipe.

100 mm dia pipe

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

Dismantling old plaster or skirting raking out joints and cleaning the surface for plaster including disposal of rubbish to the dumping ground within 50 metres lead.

Disposal of building rubbish / malba / similar unserviceable, dismantled or waste materials by mechanical means, 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.

Dismantling 20 to 25mm dia GI pipeline incl stacking of dismantled pipes within 50m lead as per irection of Engineer in charge.

Providing and fixing water closet squatting pan (Indian type W.C.pan ) with 100 mm sand cast Iron P or S trap, 10 litre low level white P.V.C. flushing cistern, including flush pipe, with manually controlled device (handle lever) conforming to IS : 7231, with all fittings and fixtures complete, including cutting and making good the walls and floors wherever required:

White Vitreous china Orissa pattern W.C. pan of size 580x440 mm with integral type foot rests

Providing and fixing white vitreous china pedestal type water closet (European type) with seat and lid, 10 litre low level white vitreous china flushing cistern & C.P. flush bend with fittings & C.I. brackets, 40 mm flush bend, overflow arrangement with specials of standard make and mosquito proof coupling of approved municipal design complete, including painting of fittings and brackets, cutting and making good the walls and floors wherever required :

W.C. pan with ISI marked white solid plastic seat and 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 wash basin with C.I. brackets, 15 mm C.P. brass pillar taps, 32 mm C.P. brass waste of standard pattern, including painting of fittings and brackets, cutting and making good the walls wherever require:

White Vitreous China Flat back wash basin size 550x 400 mm with single 15 mm C.P. brass pillar tap

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

Semi rigid pipe

32 mm dia

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 :

Rectangular shape 453x357 mm

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.

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 15 mm Urinal spreader size 95x69x100 mm with 1/2" BSP thread and shapes, weighing not less than 60 gms.

Providing & fixing Type B SWR PVC pipes by cutting, removing, replacing including jointing with 'T' shaped seal/rubber ring conforming to IS : 5382 and with solvent cement or rubber lubricant as the case may be with pipes of outer dia (concealed pipe joints to be jointed with rubber ring and solvent cement and exposed joints to be jointed with rubber ring and rubber lubricant.

110mm diameter

75mm diameter

Providing & fixing sanitary fittings/ accessories with new PVC SWR fittings /accessories including cutting,replacing,jointing with seal ring conforming to IS :5382 leaving 10 mm gap for thermal expansion.

Door Bend

110mm diameter

75mm diameter

Tee with door

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

20 mm nominal outer dia. Pipes.

25 mm nominal outer dia .Pipes.

40 mm nominal outer dia. Pipes.

Making connection of G.I. distribution branch with G.I. main of following sizes by providing and fixing tee, including cutting and threading the pipe etc. complete :

25 to 40 mm nominal bore

Providing and fixing uplasticised PVC connection pipe with brass unions :

30 cm length

15 mm nominal bore

Providing and fixing CPVC union in CPVC pipeline including cutting and threading the pipe and making long screws etc. complete (New work).

25 mm nominal bore

40 mm nominal bore

Providing and fixing C.P. brass long nose bib cock of approved quality conforming to IS standards and weighing not less than 810 gms.

15 mm nominal bore.

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

15 mm nominal bore.

Providing and fixing CPVC ball valve in CPVC pipe line including cutting and jointing with CPVC solvent cement etc complete as per directions of Engineer in charge.

25 mm nominal bore

40mm nominal bore

Providing and fixing in position pre-cast R.C.C. manhole cover and frame of required shape and approved quality

Rectangular shape 600x450 mm internal dimensions

Providing and laying water proofing treatment to vertical and horizontal surfaces of depressed portions of W.C., kitchen and the like consisting of:

(i) Ist course of applying cement slurry @ 4.4 kg/sqm mixed with water proofing compound conforming to IS 2645 in recommended proportions including rounding off junction of vertical and horizontal surface.

(ii) IInd course of 20 mm cement plaster 1:3 (1 cement : 3 coarse sand) mixed with water proofing compound in recommended proportion including rounding off junction of vertical and horizontal surface.

(iii) IIIrd course of applying blown or residual bitumen applied hot at 1.7 kg. per sqm of area.

(iv) IVth course of 400 micron thick PVC sheet. (Overlaps at joints of PVC sheet should be 100 mm wide and pasted to each other with bitumen @ 1.7 kg/sqm).

Providing and fixing double scaffolding system (cup lock type) on the exterior side of building/structure, upto 25 metre height, above ground level, including additional rows of scaffolding in stepped manner as per requirement of site, made with 40mm dia M.S. tube, placed 1.5 metre centre to centre, horizontal & vertical tubes joint with cup & lock system with M.S. Tubes, M.S. tube challis, M.S. clamps and staircase system in the scaffolding for working platform etc. and maintaining it in a serviceable condition for execution of work of cleaning and/ or pointing and/ or applying chemical and removing it thereafter.

The scaffolding system shall be stiffened with bracings, runners, connecting with the building etc, wherever required, if feasible, 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.

Note :- (1) The elevational area of the scaffolding shall be measured for payment purpose.

(2) The payment will be made once only for execution of all items for such works.

Cleaning of sewer lines, manholes etc.,at all depths. cost includes all labour for removing the sludge, silt, slush, waste etc., from the manholes and rodding the sewer lines by mobile sewer roding equipment from manhole to manhole to clear the blockage, including chokes in gully traps etc.and disposing the waste outside the compound etc., complete.as per directions of Engineer-in-charge..i) Sewer line upto 150mm dia.( Rate for sewer line between two no.manholes to be measured for payment )

Rebate for taking away the unserviceable water supply lines/fittings including removing from the existing position . etc., complete.

GI pipes 15mm/20mm/ 25mm/ 32mm /40mm

Rebate for taking away the unserviceable SCI pipes and fittings etc., complete.

SCI pipes