Maintenance and repairs works to BSNL IQ staff quarters TE building under the jurisdiction of DGM West Pune for the year 2021 22

Amount

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 of under ground sump, Over Head R.C.C. Tank (independent staging) including disposal of slit and rubbish, all as per direction of Engineer-in-Charge. The cleaning shall consist following operations:- (i) Tank shall be emptied of water by pumping & bottom shall be cleaned of slit and other deposits. (ii) Entire surface area of the sump shall then scrubbed thoroughly with wire brush etc. and pressure washed with water. (iii) Chlorination of RCC internal surface by liquid chlorine. (iv) The treated surface shall be dried using air jetting and all loose particles shall be removal from the surface. (v) Finally the surface shall be treated with ultraviolet radiation etc. as per direction of Engineer-in-Charge.

Renewing glass panes, with putty and nails wherever necessary including racking out the old putty: Float glass panes of thickness 4 mm.

Renewing glass panes and refixing existing wooden fillets: Float glass panes of nominal thickness 4 mm (weight not less than 10kg/sqm)

Supplying and fixing new wooden fillets wherever necessary: 2nd class teak wood fillets

Renewal of old putty of glass panes (length) .

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 Engineerin 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 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

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.

Removing of choke up inside building in kitchen, bath room and WC waste pipe line from inside the building so as to make it opertional etc all complete as directed by Engineer in Charge.

Cleaning of manholes by rodding, scrubbing and flushing to remove the clogged drain of sludge, waste & rubbish material and disposal of waste/ refuge/ filth etc. (recovered in this process) to a place permitted and approved by the Local Municipal corporation all as per the direction of Engineer-in-Charge.

Cleaning of sewer line by rodding, scrubbing and flushing to remove the clogged drain of sludge, waste & rubbish material and disposal of waste/ refuge/ filth etc. (recovered in this process) to a place permitted and approved by the Local Municipal corporation all as per the direction of Engineer-in-Charge. a)Sewer pipe line of dia. Upto 300mm.

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.

Providing and fixing P.V.C. waste pipe for sink or wash basin including P.V.C. waste fittings complete. Flexible pipe 40 mm dia

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]15 mm nominal outer dia. Pipes.

25 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 15 mm nominal outer dia. Pipes.

20 mm nominal outer dia. Pipes.

25 mm nominal outer dia .Pipes.

40 mm nominal outer dia .Pipes.

50 mm nominal outer dia .Pipes.

Providing and fixing gun metal gate valve with C.I. wheel of approved quality (screwed end) : 25mm nominal bore

40mm nominal bore

50mm nominal bore

Providing and fixing C.P. brass bib cock of approved quality conforming to IS:8931: 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 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 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.

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-inlabour and disposal of dismantled charge. Orissa pattern W.C Pan of size 580x440 mm

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

Providing and laying Ceramic glazed floor tiles 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 : 4Coarse sand) including pointing the joints with white cement and matching pigment etc., complete.

Providing and fixing C.P. brass plumbing fixtures of approved make and quality etc complete as per direction of Engineer-in-charge. Pillar cock 15 mm nominal bore.

Handspray including pipe for health faucet

P/F gun metal gate valve with lever of approved quality. 15mm nominal bore

Dismantling of gate valve including stacking of useful materials within 50 metres lead. Up to 150 mm diameter

Repairs to aluminium door shutter by removing the shutter from its position, fixing Aluminium corner brackets of approved quality on both faces using nut & bolts of suitable size at four corners of shutter to ensure proper fixity and alignment of vertical door styles & refixing the door shutter to its original position etc. all complete as directed by Engineer-in-charge.( Cost of hinges etc if required will be paid seperatly) Single shutter aluminium door of size up to 1.0 x 2.10 m

Cutting and removing the saplings grown on building from walls,C.I.pipe joints at all levels by removing the roots,pouring the acid at roots to prevent further growth including making hole at roof area ,pluging it by cement sand mortar of rich mix for entrie building upto VII floor whenever required throughout the year.( Note-Agency has to remove the samplings as and when intimated by engineer-in-charge and item will be paid in the final bill.)

Repairs to arrest leakage from Floor/ Nahani trap inlets in Bath room/ Wash basin/ Urinal/ Kitchen by cutting all type of floor of size 300 x 300 x 300mm deep around inlet gratings to get access to the mouth of PVC/ CI trap, sealing the joint using epoxy sealant putty, providing 110mm or 75mm dia. single piece PVC SWR pipe (matching to inlet size of existing floor trap) upto 300mm length from inlet of trap to the flooring top, refilling the pit with cement concrete 1:2:4 mixed with water proofing compound including disposal of rubbish to the municipal dumping ground all as per direction of Engineer-in-charge.

Repairing of external 15 mm to 50mm G.I. water supply pipe line from chock-up or other obstruction or for including removing the pipe from union/ bend/ sockets/ tees etc., clearing the chock-up and refixing the pipe to its original position, including cost of replacement of damaged sockets, bends, tees etc. (excluding unions), as required, for proper water supply using necessary scaffolding, jhoola, drop-cage etc. required to carry out the work complete, all as per direction of Engineer-in-charge.

Attending the leakage from Floor/ Nahani trap from outer face of the building up to floor VII level including dismantling the plaster around the floor trap,filling the joint of floor trap & bend properly and making good the wall damage complete as per direction of Engineer-in-charge.( Rate is inclusive of making arrangement of zoola/scaffolding required for carry out the work.)

Credit for the recovered items after dismantling or replacing the damaged items etc.Note: 1. The rate quoted by the agency should be more than minimum reserve price. Any rate below the reserve price or no rate quoted will be considered as the rate of reserve price fixed and the amount of the item/s will be worked out on the basis of the minimum reserve price fixed for the item/s. 2. The materials will be handed over at site of work only, however BSNL reserves the right of using the recovered material, if required and the agency will not have any claim on any material if BSNL decides against handing over the items recovered from work at the quoted rate.) CP brass / bright brass / Gun metal fittings.

PVC flush tanks, bib cocks, stop cocks etc