Day to day repair and maintenance civil works including sewerage and water supply for BSNL staff Qtrs inside Rourkela city under BSNL SSA Rourkela

Amount

Sub-Head : Earth Work

Excavating trenches of required width for pipes, cables, etc including excavation for sockets, and dressing of sides, ramming of bottoms, depth up to 1.5 m, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20 cm in depth, including consolidating each deposited layer by ramming, watering, etc. and disposing of surplus excavated soil as directed, within a lead of 50 m : All kinds of soil

Pipes, cables etc, not exceeding 80 mm dia.

Pipes, cables etc. exceeding 80 mm dia. but not exceeding 300 mm dia

Sub-Head : Concrete Work

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) : 3 graded stone aggregate 20 mm nominal size).

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

Sub-Head : Masonry Work

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)

Half brick masonry with common burnt clay F.P.S. (non modular) bricksof class designation 7.5 in foundations and plinth in :

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

Sub-Head : Wood and P.V.C. 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 panelled or panelled and glazed shutters for doors, windows and clerestory windows fixing with butt hinges of required size with necessary screws, excluding panelling which will be paid for separately, all complete as per direction of Engineer-in-charge. (Note:- Butt hinges and necessary screws shall be paid separately) Kiln seasoned and chemically treated hollock wood

30 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 : Ply wood 7 ply, 9 mm thick :

Decorative plywood one side decorative veneer and commercial veneer on other face (Type 1) conforming to IS 1328 BWR Type

Providing and fixing glazed shutters for doors, windows and clerestory windows using 4 mm thick float glass panes, including ISI marked M.S. pressed butt hinges bright finished of required size with necessary screws. Kiln seasoned and chemically treated hollock wood

30 mm thick

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.

30 mm thick plain PVC door shutters.

Sub-Head : Steel Work

Welding by gas or electric plant including transportation of plant at site etc. complete.

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.

Sub-Head : 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.

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.

Single tee with door 110x110x110 mm

Bend 87.5° 110 mm bend

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.

Sub-Head : Finishing

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)

12 mm cement plaster finished with a floating coat of neat cement of mix :

1:4 (1 cement: 4 fine sand)

Sub-Head : Repairs to Buildings

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 wooden fillets wherever necessary:

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

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.

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. 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.

Sub-Head : Dismantling and Demolishing

Demolishing brick work manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-charge..

In cement mortar

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

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

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 :

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 :

15 mm to 40 mm nominal bore

Dismantling C.I. pipes including excavation and refilling trenches after taking out the pipes, manually/ by mechanical means breaking lead caulked joints, melting of lead and making into blocks including stacking of pipes & lead at site within 50 metre lead as per direction of Engineer-in-charge:

Up to 150 mm diameter

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.

Sub-Head : Sanitary Installations

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 : Kitchen sink without drain board

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.

10 litre capacity - White

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

White solid plastic seat with lid

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

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. Flexible pipe

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 600x120x5 mm glass shelf with edges round off, supported on anodised aluminium angle frame with C.P. brass brackets and guard rail complete fixed with 40 mm long screws, rawl plugs etc., complete.

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.

Sub-Head : 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

20 mm nominal dia Pipes.

25 mm nominal 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

25 mm nominal outer dia. Pipes.

32 mm nominal outer dia. Pipes.

40 mm nominal outer dia. Pipes.

50 mm nominal outer dia. Pipes.

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

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

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

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

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

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

Providing and fixing PTMT Ball cock of approved quality, colour and make complete with Epoxy coated aluminium rod with L.P./ H.P.H.D. plastic ball.

20 mm nominal bore, 120 mm long. Weighing not less than 198 gms.

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

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

Sub-Head : Alluminium Work

Providing and fixing aluminium work for doors, windows, ventilators and partitions with extruded built up standard tubular sections/ appropriate Z sections and other sections of approved make conforming to IS: 733 and IS: 1285, fixing with dash fasteners of required dia and size, including necessary filling up the gaps at junctions, i.e. at top, bottom and sides with required EPDM rubber/ neoprene gasket etc. Aluminium sections shall be smooth, rust free, straight, mitred and jointed mechanically wherever required including cleat angle, Aluminium snap beading for glazing / paneling, C.P. brass / stainless steel screws, all complete as per architectural drawings and the directions of Engineer-in-charge. (Glazing, paneling and dash fasteners to be paid for separately) :

For fixed portion Anodised aluminium (anodised transparent or dyed to required shade according to IS: 1868, Minimum anodic coating of grade AC 15)

For shutters of doors, windows & ventilators including providing and fixing hinges/ pivots and making provision for fixing of fittings wherever required including the cost of EPDM rubber / neoprene gasket required (Fittings shall be paid for separately) Anodised aluminium (anodised transparent or dyed to required shade according to IS: 1868, Minimum anodic coating of grade AC 15)

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):

With float glass panes of 5 mm thickness (weight not less than 12.50 kg/sqm)

Sub-Head : Water Proofing

Grading roof for water proofing treatment with

Cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20mm nominal size)

Cement mortar 1:3 (1 cement : 3 coarse sand)

Sub-Head : MARKET RATED ITEMS

Providing and fixing PVC Wate tank cover for syntex make or equivalent i/c locking arrangement

Uprooting/Removing trees and plants from roof and walls of any height by uprooting the same with application of acid i/c making good the damages with CP/CC1:2:4 as per requirement all complete as per the direction of EIC.

Sealing to the opening area at vertical wall face around at junction point of main vertical line along walls at any height by making good the damages with CP/CC1:2:4 and adhesive made of Dr. fixit as per requirement all complete as per the direction of EIC.

Providing & erecting single scaffolding system on the external side of building upto three storey height made of best quality bamboo ballies @ 1.5 m centre to centre in both directions including bracing & stiffening as required.

Providing and fixing PVC MTA/FTA at repairing with new PVC pipe including cutting and threding the pipe and making good all complete as per the direction of E-I-C.

25mm nominal bore

40mm nominal bore

50mm nominal bore

Providing and fixing PVC union at repairing with new PVC pipe including cutting and threding the pipe and making good all complete as per the direction of E-I-C.

25mm nominal bore

40mm nominal bore

50mm nominal bore

Shifting & refixing available scaffolding materials to other locations along external side of the building inside the same compound for height upto three storeys & for facilitating execution of other maintenance operations as per direction of E.I.C.

Supplying & engaging unskilled labour along with T&P for cleaning of roof, chajja, rain water pipe mouth, drains & removing trees & plants etc as & when directed by Engineer-in-Charge.

Credit for taking into possession unserviceable dismantled GI / CI pipes & fittings

Credit for taking away unserviceable recovered water supply fittings / fixutures as is where is :

Unserviciable Brass Bib/stop cocks/pillar tap

Easing and adjusting of Door/window shutter for free movement of the shutter by making necessary repairs to shutter & frame all complete per direction of Engineer-in-charge.

Providing & fixing SWR URPVC soil, waste & vent pipes of approved make conforming to IS:13592 (Type-B) including jointing of pipes & fittings with rubber (seal) ring & one step UPVC solvent cement ,trenching, refilling & testing of joints complete as per direction of Engineer-in-Charge. External work

110 mm nominal outside diameter pipe

Refixing to old G.I/PVC water pipe line up to any diameter on wall face with G.I clamp/Clip in proper allignment as per direction of E.I.C. ( Only Nos of G.I clamp/Clip will be paid for refixing to pipe line)

Cleaning of choked manhole chambers of inside size 90X80 cm including removing the filth,waste & sludge deposits and flushing of sewer line between manholes with sufficient water while rodding with split bamboo etc all complete as per direction of Engineer-in-Charge.

Removal/stopage of water leaking from the face of trap and rain water pipe at roof top by sealing of gap/joint with mixture of richer propertion of cement mortar and adhesive made of Dr. fixit i/c removal of rubbish, clay debrishes, sludge deposit etc as per direction of E.I.C.

Repairing to the leakage from damaged/rusting old GI pipe inside the wall cutting the wall and replacing with new PVC pipe with fitting and making the damaged surface same as per direction of E.I.C (cost of PVC pipe and fittings will be paid separately)

Repairing to the leakage from damaged old GI pipe/PVC pipe exposed on wall face and near water tank by replacing with new PVC pipe with fittings and making the damaged surface same as per direction of EIC (cost of PVC pipe and fittings will be paid separately)

Providing & fixing "S" or "P" trap including dismantling sorrounding concrete area and repalciing with new PVC trap with sealing of gap/joint with mixture of white cement and adhesive made of Dr. fixit i/c removal of rubbish, clay debrishes, sludge deposit and making top finish with concreting etc all complete as per direction of E.I.C.

For Bath & Kitchen trap

Providing & fixing PVC ball valve with handle of approved quality in existing pipe line including removing the damaged valve etc. all complete as per the direction of Engineer-in-Charge.

25mm nominal bore

40 mm nominal bore

50 mm nominal bore