Miscellaneous Civil works in additional space alloted to CPCB at Ground floor and corridor of lower ground floor of CTO building Shillong

Amount

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. a) In cement mortar

Carriage of materials by Mechanical Transport including loading, unloading and stacking : a) Disposal of moorum/building rubbish/ malba/ similar unserviceable, dismantled or waste material by mechanical transport including loading, transporting, unloading to approved municipal dumping ground for lead upto 10 km for all lifts, complete as per directions of Engineer-in-charge. Note - item to be applicable in urban areas having directions for restricted hours for movement/ plying of load carrying motor vehicle of 3.5 cum or more.

Half brick masonry with common burnt clay F.P.S. (non modular) bricks of class designation 3.5 in superstructure above plinth level up to floor V level. a) Cement mortar 1:4 (1 cement :4 coarse sand)

Extra for providing and placing in position 2 Nos 6mm dia. M.S. bars at every third course of half brick masonry.ird course of half brick masonry.

Providing and fixing IS : 12817 marked stainless steel butt hinges with stainless steel screws etc. complete : a) 125x64x1.90 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 : a) 300x16 mm

Providing and fixing to existing door frames. a) 25 mm thick PVC flush door shutters made out of a one piece Multi chamber extruded PVC section of the size of 762 mm X 25 mm or less as per requirement with an average wall thickness of 1 mm (± 0.3 mm). PVC foam end cap of size 23x10 mm are provided on both vertical edges to ensure the overall thickness of 25 mm. M.S. tube having dimensions 19 mm x 19 mm and 1.0 mm (± 0.1 mm) is inserted along the hinge side of the door. Core of the door shutter should be filled with High Density Polyurethane foam. The Top & Bottom edges of the shutter are covered with an end-cap of the size 25 mm X 11 mm. Door shutter shall be reinforced with special polymeric reinforcements as per manufacturer’s specification and direction of Engineer- in-charge to take up necessary hardware and fixtures. Stickers indicating the locations of hardware will be pasted at appropriate places.

Providing and fixing M.S. handles for M.S. Windows etc. complete as per direction of Engineer-in-charge.

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

Refixing of dismantled aluminium partition in required size including cutting, grinding etc. of aluminium sections, glass sheets, particle board including necessary screws,Neoprene gasket for glasses,Aluminium cleat etc. complete as directed by Engineer-in-charge.

12 mm cement plaster of mix : a) 1:6 (1 cement: 6 fine sand)

15 mm cement plaster on the rough side of single or half brick wall of mix : a) 1:6 (1 cement: 6 fine sand)

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

Providing and applying white cement based putty of average thickness 1 mm, of approved brand and manufacturer, over the plastered wall surface to prepare the surface even and smooth complete.

Wall painting with acrylic emulsion paint, 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.

One coat.

Two 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.

Painting with synthetic enamel paint of approved brand and manufacture of required colour to give an even shade : a) One or more coats on old work.

French spirit polishing : a) One or more coats on old work.

Distempering with 1st quality acrylic washable distemper (ready made) having VOC content less than 50 gm per ltr. of approved manufacturer and of required shade and colour complete as per manufacturer's specification. a) 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. a) With cement mortar 1:4 (1 cement : 4 fine sand).

Credit value for old unserviceable dismantled material

old unserveciable door shutter

(a) brass bib cock 15 mm dia

Removal of PVC/Woolen carpetfrom floor, stacking of serviceable materials and disposal of unserviceable materials etc. complete as per direction of Engineer-in-charge.

Removal of adhesive spot after removal of carpet from the floor surface over terazzao tiles by using floor cleanear ,sand paper and wire brush by manualy as and where applicable to clean the surface as per direction of Engineer in charge .

Cleaning of Toilet wall/floor tiles by bathroom cleaner/toilet acid and chemical with brush and disposed of all dirt form the toilet complete as per the direction of Engineer In-Charge

Cleaning of W.C. pan/ wash basin with harpic and bleaching powder etc. complete as per direction of Engineer-in-charge.

Transportation of dismantled aluminium partitions consisting of Aluminium frame , nova pan board ,glass and other miscellaneous materials recovered and available at BSNL Compound Renjha with due care so the material not break and demaged during transportation uo to the 5 km distance incuding loading and unloading at the assigned locations of BSNL premises (CTO Compound) complete as per the direction of Engineer- in- charge

Repairing and checking steel / wooden window for smooth functioning including necessary nails, welding and providing oil to hinges complete in all respect as per direction of Engineer-in-charge.

Removing of existing aluminium partition by carefully dismembering aluminium sections, partical board, glass sheets etc.including stacking of material should be kept properly at any floor as directed by engineer in-charge etc complete.

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. a) 10 litre capacity - White

Removing the damaged sanitary and water supply fittings and replacing them with new fittings including necessary white lead/ lead wool etc complete as directed by the Engineer - in - charge.

PTMT bib cock 15mm nominal bore, 86 mm long. Weighing not less than 88 gms. of approved quality and colour.

PTMT stop cock 15 mm nominal bore, 86 mm long. Weighing not less than 88 gms. of approved quality and colour.

Providing and fixing uplasticised PVC connection pipe with brass unions : a) 45 cm length i) 15 mm nominal bore