Annual Repairs Maintenance works under BSNL Civil Sub Division Chinchwad Pune for the year 2022 23 SH Day to day maintenance works of exchange buildings and staff quarters under DGM A at Chinchwad Bhosari Wakad Akurdi and Dehu Road 4th call

Amount

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.

Extra for providing lipping with 2nd class teak wood battens 25 mm minimum depth on all edges of flush door shutters (over all area of door shutter to be measured).

Providing and fixing aluminium extruded section body tubular type universal hydraulic door closer (having brand logo with ISi, 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 ISI marked aluminium butt hinges 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: 100x75x4 mm

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 : 300x16 mm

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 : 100 mm

Applying priming coat: a) With ready mixed pink or Grey primer of approved brand and manufacture on wood work (hard and soft wood)

Painting with synthetic enamel paint of approved brand and manufacture to give an even shade : Two or more coats on new work

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

Providing and fixing double scaffolding system (cup lock type) on the exterior side, up to seven story height made with 40 mm dia M.S. tube 1.5 m centre to centre, horizontal & vertical tubes joining with cup & lock system with M.S. tubes, M.S. tube challies, M.S. clamps and M.S. 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 Engineerin- charge .The elevational area of the scaffolding shall be measured for payment purpose .The payment will be made once irrespective of duration of scaffolding. Note: - This item to be used for maintenance work judi-cially, necessary deduction for scaffolding in the existing item to be done.

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.

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.

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 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.

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. a) Flexible pipe (i) 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 dia. Pipes.

b) 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. : a) 15 mm nominal dia. Pipes.

b) 20 mm nominal dia. Pipes.

c) 25 mm nominal dia .Pipes.

Providing and fixing G.I. pipes complete with G.I. fittings including trenching and refilling etc. ( external work ) a) 25 mm dia nominal bore

b) 40 mm dia. nominal bore

c) 50 mm dia. nominal bore

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

b) 40 mm nominal bore

c) 50 mm nominal bore

Providing and fixing G.I. Union in existing G.I. pipe line, cutting and threading the pipe and making long screws including excavation, refilling the earth or cutting of wall and making good the same complete wherever required : a) 25 mm dia nominal bore

b) 40 mm dia nominal bore

c) 50 mm dia nominal bore

Providing and fixing PTMT bib cock of approved quality and colour. a) 15mm nominal bore, 86 mm long. Weighing not less than 88 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, 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. a) 15 mm nominal bore with 45 cm length.

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 APVC pipes, including all APVC plain & brass threaded fittings. This includes jointing of pipes & fittings with one step APVC solvent cement and testing of joints complete as per direction of Engineer in Charge. a) 15 mm nominal dia. pipes.

b) 20 mm nominal dia. pipes.

c) 25 mm nominal dia. pipes.

d) 32 mm nominal dia. pipes.

e) 40 mm nominal dia. pipes.

Providing and fixing APVC Union in APVC pipe line, including cutting and fixing with cement solvent etc complete (New work) a) 15 mm nominal outer dia. pipes.

b) 20 mm nominal dia. pipes.

c) 25 mm nominal dia. pipes.

d) 32 mm nominal dia. pipes.

e) 40 mm nominal dia. pipes.

Providing and fixing gun metal gate valve with C.I. wheel of approved quality (screwed end) : a) 15mm nominal bore

Removing of choke up inside quarters 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.

Repair to 15mm size bib cock, pillar cock, stop cock including change of defective componen (Cost of component to be paid for seperately)to stop leakage/ smooth working as directed by Engineer-In-Charger.

Supplying of component for repairing works. a) Brass spindle for bib / stop / pillar cock

b) Rubber washer for bib cock,stop cock,pillar cock.

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.

Easening of single door/cupboard shutter from stiffened state including sawing of the edges, oiling/ greasing/ tightening of hinges, correcting alignment and other minor repairs without requirement of additional materials other than nails, screws etc. for its smooth and proper functioning complete, all as directed by the Engineer-in-Charge.

Dismantling of gate valve including stacking of useful materials within 50 metres lead. a) 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) a) Single shutter aluminium door of size upto 1.0 x 2.10m

Providing and applying Two coats of “Dr. Fixit Raincoat” or equivalent over one coat of primer of “Dr. Fixit Primeseal" or equivalent on external wall surface (prone to leakage due to heavy rain) etc. all complete as per manufacturers specifications in following sequence of operations. a. All new cement-sand renderings /concrete surfaces should be allowed to age 6 to 8 weeks before surface b. Surface for treatment must be thoroughly cleaned of all laitance, loose material, oil, grease, etc. by mechanical means such as wire brushing & shot blasting . c. Finally vacuum cleaning of all loose solids and liquids can be done, if required. d. All surface cracks upto 5 mm width and above should be filled separately (to be paid under different item), e. Prime the surface with Dr. Fixit Primeseal diluted with potable water by volume in 2:1 ratio (2 parts primer and 1 part water) and allow it to dry for 2 to 3 hours f. Use Raincoat directly from the container (Stir contents well before use), Apply two neat coats of Raincoat without dilution by brush or roller at a time interval of 5-6 hours on rain lashing walls, chajjas and parapet walls. g. Allow the coated surface to air cure fully for 7 days.

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.) a) CP brass / bright brass / Gun metal fittings.

b)PVC flush tanks,bib cocks,stop cocks etc

Anoj Enterprises