REPAIR/MAINTENANCE OF SECURITY WALL, WALL CLADDING, FENCING, SEWAGE, LINE AREA DRAINAGE AND OTHER B/R WORK OF AREA-V UNDER AGE B/R CENTRAL OF GE (WEST) COLABA, MUMBAI

Amount

Demolition of cement concrete in ground floor & paving n. exc 15 cm thick (below or above GL) unreinforced, complete all as specified and directed.

M&L for PCC type B-1, 1:2:4 (20 mm graded stone aggregate) as in levlling course, complete all as specifie and directed by Engr in charge.

M&L PCC 1:3:6 type C-2 (using 40mm graded stone aggregate) as in plinth protection, complete all as specified by Engr in charge.

Dismantling roof (corrugated, semi corrugated etc) sheets in roof coverings including ridges, complete all as specified and directed.

Pre-painted galvalume aluminum zinc coating GI based corrugated steel sheet 0.50mm thick of an colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws, complete all as specified and directed.

Pre-painted galvalume aluminum zinc coating GI based Plain steel sheet 0.50mm thick of any colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping, complete all as specified and directed.

Dismantling mangalore pattern roofing tiles with ceilingtiles or slate roofing, complete all as specified and directed.

M&L for ridge or hip tiles to suit mangalore pattern or roofing tiles beded and jointed in lime mortar 1:3 or cement mortar 1:6, complete all as specified and directed.

M&L for roof tiles, mangalore pattern tile interlocking atside joint leid dry, complete all as specified and directed.

S&F in repair plain, 0.56mm Aluminium sheeting, Alloy 31000 H4 in ridges, hips, valley gutter, drip and straight flashing (length and girth as fixed), complete all as specified and directed.

S&F In repairs to replace old and or decayed boarding in patches including cutting out old, piecing, heading joints, 20 mm thick Second class hardwood clean swan boarding fixed with nails with butt joints any situation including scafoldings of any hieght, complete all as specified and directed.

Dismantling timber scantlings 40 sqcm and over in section, in any position, complete all as specified and directed.

M&L in repair to replace old decayed timber (including piecing, scarifying, etc of old and new timber if required) Second class hard-wood in scantlings tinber fixed framed and fixed in any position and description incuding scafoldings if any hieght, complete all as specified and directed.

Supply & Fixed in repair Aluminium composite panel sheet 3mm thick PVCF wooden finished of fixed with necessary aluminium tube of size 25mm x 38mm x 1.5mm thick with required cilicon & screw as in ceiling/coloumns and in vertical surface, complete all as specified and directed and approved sample as kept in GE Office.

Dismantling of ceiling board (Plup insulation or insulation etc) or insulation board any thickness including cover fillet and grid frame work, complete all as specified and directed.

M&L Providing and fixing 10 mm thick plaster of paris ceiling (Gypsum anhydrous) to flat surface with GI frame work for seamless ceiling comprising of GI perimeter channel 0.55 mm thick with two unequal flanges of 20 and 30mm and web of 27 mm fixed to surrounding wall using nylon sleeves and screws at 450mm centre to centre/ intermediate channel 0.9mm thick having equal flanges of 15mm each and web of 45mm suspended from soffit at approx 900 mm centre to centre with GI cleat and steel expansion fasteners with and including ceiling section (not exc 1.2m length) of 0.55mm thickness having kurled web of 50mm and flange of 26mm each with lips of 10.5mm fixed to the intermediate channel at 457mm centre to centre with & incl Hangers 4mm dia GI (upto 1200mm length) adjusting level fixed to roof slabs by means of ceiling cleats made out of GI flat 40 x 3mm size 60mm long and expansion hold fasteners 12.5mm dia, 40mm long for any sunk or raised moulding, complete all as specified and directed.

Dismantling of wrought iron or mild steel work of any description not otherwise provided for, complete all as specified and directed.

M&L for mild steel framed work such as grill, gates, guard bar, framed with welding using angle iron, square bars and round bars section etc including cutting, welding, revetting, complete all as specified and directed.

M&L for preparation of new untreated steel surface of any description exc 10cm width or girth applying two coats of synthetic enamel paint over a coat of red oxide primer, complete all as specified and directed.

Demolition of brick work or stone/ boulder masonry, built in cement mortar or cement lime mortar including all quoins, arches, pillars etc but excluding ashlar facing dressed stone work and precast concrete articles including removing debris out side MD land, complete all as specified and directed.

Material and Labour for Brick work with sub class 'B' brick straight or curved on plan exc 6 mtr mean raddius built in CM 1:6, complete all as specified and directed.

Taking down cement plaster on brick/stone or concrete surface including racking out joints, hacking for key, scrubbing down with water to receive plaster, including removing debris/rubbish materials off the site out side MD land, complete all as specified and directed.

Material and labour for 15 mm thick plaster in cement mortar 1:4 in layer on fair faces of brick wall or concrete surfaces, finished even and smooth (without using extra cement), including use of scaffolding, complete all as specified and directed by Engr-in-Charge.

Material and labour for 10 mm thick in cement mortar 1:4 Plaster in single layer of, on other than fair faces of concrete surfaces in wall (internal surface) and finished even and smooth without using extra cement, complete all as specified and directed. by Engr-in-Charge.

Material and Labour for applying Two or more coats of 100% Premium acrylic emulsion paint having VOC less than 50 gm/liter and UV resistance as per IS 15489:2004, Alkali & fungal resistance, dirt resistance exterior paint of required shape (Company Depot Tinted) with silicon additives @ 1.43 liter/10Sq m over and including priming coat of exterior primer applied @ 0.90 liter /10Sqm over new surface authorized applicator only including use of scaffoldings, complete all as specified and directed.

Material and Labour for old plastered or unplastered surface of wall including cornices etc. by washing, rubbing down or steel wire brushing, scrapping down smoke soot, moulds, moss and efflorescent salt and trading oil and greasy spots and removal of vegetation and applying two coats for applying Two or more coats of 100% Premium acrylic emulsion paint having VOC less than 50 gm/liter and UV resistance as per IS 15489:2004, Alkali & fungal resistance, dirt resistance exterior paint of required shape (Company Depot Tinted) with silicon additives @ 1.43 liter/10Sq m over and including priming coat of exterior primer applied @ 0.90 liter /10Sqm over new surface authorized applicator only including use of scaffoldings, complete all as specified and directed.

Material and Labour for preparation of newly plastered surface of wall and applying two coats of oil emulsion distemper a coat alkali resistant primer coat through authorised applicators of paint manufacturers only of approved shade, complete all as specified and directed.

M&L complete removal old decorated surface by washing rubbing down and stopping of distempered and painted surfaces of walls and applying two coats of distemper oil emulsion over a coat of wall putty over a coat of primer white or tinted, complete all as specified and directed.

Dismantling, floor hearth or wall tiling inclduing cement mortar bedding and removing rubbish, complete all as specified and directed.

Material and Labour for heavy duty outdoor vitrified tiles dark or light shade 15 mm thick (square/ rectangular) polished, area of each tiles not exceeding 0.36 sqm in floors etc. set and jointed in neat cement slurry and pointed in white or coloured cement to match shed of tiles over and including 20 mm thick screed bed or bedding layer in cement mortar 1:6, complete all as specified and directed.

S & F in repair Factory made precast (SFRC) Cover slab Squre/rectangular/circular in shape and size as required of medium duty of 75 mm thickness ISI marked with load carrying capacity of 5T/Sqm, complete all as specified and directed.

M&L Preparing old painted brick or concrete surfaces of any description not otherwise described over 10 cm width or girth and applying two coats of floor coat emulsion paint, complete all as specified and directed.

S&F in repair factory made precast RCC drain cover of size 900 x 600mm / 600 x 450mm and fixed to drain in CM (1:4), complete all as specified and directed.

Demolition and breaking up drain pipes (SGSW, AC or RCC, CI) of internal dia 300 mm set in cement mortar, complete all as specified and directed.

M&L Concrete bed to drain pipes 300 mm including forming cradles cement concrete type C-2 1:3:6, complete all as specified and directed.

M&L Reinforced concrete pipes 300 mm dia, class NP3, laid and jointed complete with collars, complete all as specified and directed.

M&l Concrete bed to drain pipes 200 mm including forming cradles cement concrete type C-2 1:3:6, complete all as specified and directed.

M&L Reinforced concrete pipes 200 mm dia, class NP3, laid and jointed complete with collars, complete all as specified and directed.

Disconnecting existing tanks capacity exc 500 & n.exc 1000 Ltr setting aside (or lowering if required) for repairs, cleaning, etc. and hoisting if required reconnecting and re-fixing in position after cleaning and removing all scale and dirt etc from tanks incl marking of date of cleanimng by paint, complete all as specified and directed.

Disconnecting existing tanks capacity exc 1000 & n.exc 2000 Ltr setting aside (or lowering if required) for repairs, cleaning, etc. and hoisting if required reconnecting and re-fixing in position after cleaning and removing all scale and dirt etc from tanks incl marking of date of cleanimng by paint, complete all as specified and directed.

Disconnecting existing tanks capacity exc 2000 & n.exc 5000 Ltr setting aside (or lowering if required) for repairs, cleaning, etc. and hoisting if required reconnecting and re-fixing in positionafter cleaning and removing all scale and dirt etc from tanks incl marking of date of cleanimng by paint, complete all as specified and directed.

Empting chocked up sewage lines and manholes exceeding 3.00 m depth by providing sewage suction vehicle of capacity 5000 ltrs (BMC Patteren) including necessray other arrangments such as sweepers to clean up the site after work and depositing the same at places earmarked outside MOD land upto 25 KM lead and lift complete one or more times, complete all as specified and directed. Note: (a) All precautions to be taken by all workers while working in foul condition.contractor shall take all necessary actions. (b) after cleaning vehicle will be contrators's property. (c) Contractor accredated representative shall be available during cleaning. (d) Complete process shall be completed in all respects within a day.

M&L for cleaning of drains/culverts including removing & re-covering of RCC/CI/Steel covers by completely removing silt, soil, mud sludge, vegetation growth etc. and removing the same to out side MOD land all as directed by Engr-in-Charge for any width of drains and depth of drains n exc. 0.45m, complete all as specified and directed.

Cleaning of drains/culverts including removing & re-covering of RCC/CI/Steel covers and completely removing silt, soil, mud sludge, vegetation growth etc. and removing the same to out side MOD land all as directed by Engr-in-Charge for any width of drains and depth exc. 45 cm but n.exc. 90 cm, complete all as specified and directed.

Sri Krishna Construction (BID ID -3479082)

SAHU AND SAHU CO. (BID ID -3480968)

vikas construction & co (BID ID -3480143)

Nilesh Construction (BID ID -3480597)

GANGAJAL (BID ID -3481037)

HINDUSTAN BUILDERS (BID ID -3480700)

Anil Industrial Corporation (BID ID -3479397)