Major Repairs to Boys Middle School Shalteng

Demolishing cement concrete manually/by mechanical means including disposal of material within 50 meters lead as per direction of Engineer-in charge: 1:3:6 or richer mix (i/c equivalent design mix)

Dismantling old plaster or skirting, raking out joints and cleaning the surface for plaster including disposal of rubbish to the dumping ground within 50 meters lead

Providing and laying of Stone solling handpacked including dressing, watering compacting including all leads, lifts, head loads and all carriages of material complete.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering. All work up to plinth level 1:4:8 (1Cement: 4 fine sand: 8 grade stone aggregate 40mm nominal size) including all leads, lifts, head loads and all carriages of material complete.

Cement concrete flooring 1:2:4 (1cement: 2 coarse sand: 4 graded stone aggregate) finished with a floating coat of neat cement including cement slurry and curing complete, but excluding the cost of nosing of steps etc. complete. 50 mm thick with 20mm nominal size stone aggregate.

Providing and fixing strips in joints of terrazzo/ cement concrete floors. Glass strips 40 mm wide and 4 mm thick

15mm Cement plaster of mix 1 : 4 ( 1 cement : 4 fine sand) incl. carriages of all material involved complete.

Renewing glass panes, with wooden fillets wherever necessary : Float glass panes of thickness 4.0 mm (weight not less than 10kg/sqm)

Applying priming coat: 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 of required colour to give an even shade, one or more coats on old work.

Providing and applying white cement based putty of specified thickness, of approved brand and manufacturer, over the plastered wall surface to prepare the surface even and smooth complete. 2 mm thick

Finishing walls with textured exterior paint of required shade on New work (two or more coats applied @ 3.28 liter/10sqm) over and including base coat of exterior primer applied @ 2.20kg/10sqm

Providing and laying Ceramic glazed floor tiles 300x300 mm (thickness to be specified by the manufacturers) of 1st quality conforming to IS: 15622 of approved make, laid on 20 mm thick bed of cement mortar 1: 4 ( 1 cement : 4 coarse sand) including pointing the joints with white cement and matching pigment etc., complete. In all colours, shades, except White, Ivory, Fume Red Brown

Providing and fixing Ist quality ceramic glazed wall tiles conforming to IS : 15622 (thickness to be specified by the manufacturer), of approved make, in all colours, shades except burgundy, bottle green, black of any size as approved by Engineer- in-Charge, in skirting, risers of steps and dados over 12 mm thick bed of cement mortar 1:3 ( 1 cement : 3 coarse sand) and jointing with grey cement slurry @ 3.3 kg per sqm, including pointing in white cement mixed with pigment of matching shade complete.

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-in charge. Long pattern W.C Pan of size 580x440 mm.

Providing and fixing 15 mm nominal bore C.P. brass bib cock of approved quality conforming to IS : 8931

Providing and fixing 15 mm nominal bore C.P. brass angle valve with CP cup for basin mixer and geyser points of approved make conforming to IS : 8931

Providing and fixing uplasticized PVC connection pipe with brass unions 45 cm length , 15 mm nominal bore

Providing and fixing C.P Fittings i/c cost all necessary fitting complete of approved brand and quality grating.

Providing and fixing of PVC pipe (Type “B”) in proper gradient.

100mm tee

100mm socket

100mm bend

Construction of brick masonry man hole in cement mortar 1:4 (1 cement: 4 coarse sand) , foundation concrete (1:4:8) inside plastering 12mm thick with cement mortar 1:3 (1 cement: 3 coarse sand) finished with floating coat of neat cement and making channel in cement concrete 1:2:4 (1 cement :2 coarse sand : 4 graded stone aggregate 20mm nominal size finished with a floating coat of neat cement complete. Size 45 x 45 x 45cm deep including PVC manhole cover with frame

Providing and constructing septic/soak pit of size 1.20 m internal diameter and 3.0 m effective depth using precast cement concrete rings, including excavation in ordinary soil, supplying and fixing CC rings one over another,& providing RCC cover slab of 100 mm thickness with inspection opening, fixing CI/RCC cover, connecting inlet pipe, backfilling the excavated earth, watering, ramming and disposal of surplus earth, complete in all respects as per specifications and direction of Engineer-in-Charge