Annual Repair and maintenance of water supply and sanitary Installation work to BSNL buildings and staff quarters at Balasore for the year 2022-23.

Amount

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

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

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 local hard wood wood. (i) 30 mm thick shutters

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.

Twin rubber stopper

Providing and fixing aluminium extruded section body tubular type universal hydraulic door closer (having brand logo with IS : 3564, embossed on the body, door weight upto 36 kg to 80 kg and door width from 701 mm to 1000 mm) with double speed adjustment with necessary accessories and screws etc. complete.

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

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)

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.

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).

Dismantling 15 to 40 mm dia G.I. pipe including stacking of dismantled pipes (within 50 metres lead) as per direction of Engineerin-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.

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.

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.

Providing and fixing white vitreous china water closet squatting pan (Indian type) :

Orissa pattern W.C. pan of size 580x440 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 630x450 mm.

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

Flexible 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 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

20 mm nominal outer dia. Pipes.

25 mm nominal outer dia. Pipes.

40 mm nominal outer dia. Pipes.

50 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 C.P. brass bib cock of approved quality conforming to IS:8931:

15 mm nominal bore.

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 grating of approved quality and colour.

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

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

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

15 mm nominal bore with 45 cm length.

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

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

Grading roof for water proofing treatment with

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

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 :

commercial w.p. Ply wood of 9 mm thick :

Providing & fixing PVC Gate valve approved quality all complete as per the direction of EIC.

25 mm nominal bore

40 mm nominal bore

50 mm nominal bore

Providing and fixing PVC union in New PVC pipe including cutting and threding the pipe and making good all complete as per the direction of E-I-C.

20mm nominal bore

25mm nominal bore

40mm nominal bore

50mm nominal bore

Providing and fixing PVC fittings in New PVC pipe including cutting and threding the pipe and making good all complete as per the direction of Engineer-in-charge.

i) 40mm dia Elbows

ii) 40mm dia Male threaded Tee

iii) 25 mm dia Male threaded Tee

iv) 25 mm dia Female threaded Tee

v) 20 mm dia Male threaded Tee

vi) 20 mm dia Female threaded Tee

Cleaning of choked manhole chamber of inside size 90x80 cm i/c chok rectifying from inside house and removing of night soil and debrishaes from the chamber, disposed it off out side of the compound in municipalty dumps by means of trolly all complete.

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

Engagement of Coolie/Labour for cleaning of roof ,RWP Mouth,drain & ccompound cleaning of Qtr and office campus and other work as and when required as per direction of EIC

Repairing of cistern with necessar fitting etc all complete as per directin of EIC

Providing and repairing /replacing Brass Spindle for Necessar Repair

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

Provoding and fixing single scaffolding system on the exterior side upto seven storey height made with best quality bamboo ballies 1.5 m centre to centre, horizontal and vertical ballies joining with best quality coir ropes, 38 mm thick local hard wood planks for working platform 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 direction of Engineer-in-charge. The elevational area of the scaffolding shall be measured for payment. The payment will be made once irrespective of duration of scaffolding.

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 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/silicon 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 (i) Powder coated aluminium (minimum thickness of powder coating 50 micron)

Brick work with non modular fly ash bricks as per local availability of best quality in foundation and plinth in

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

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

Fibre glass panes of nominal thickness 4 mm

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.

Removing, cleaning and refixing of chocked serviceable GI/ PVC pipes of any size after necessary repairs and removal of chokage waste materials including necessary fittings and scaffolding all complete as per direction of Engineer-in-charge.

Checking and making good all leakages by applying solvent cement or m-seal / cement mortar etc. in G.I/ PVC/SCI/CI pipes etc. complete as per direction of Engineer-in-charge (New fittings to be paid for separately). The rate shall be inclusive of material costs, labour charges, tools and plants, equipments and incidentals all complete

Deduct for taking into possession the unserviceable dismantled materials:

Gun metal gate valves

Brass bib cock/ stop cock /pvc cisterns

Damaged GI pipes with fittings of 20 mm to 50 mm dia

Mohan Charan Sahu