81786 REPAIRS / MAINT OF COURTYARD AND COVERED SHED IN ZONE C AREA AT NDA UNDER GE (NDA) KHADAKWASLA

Amount

Demolition of unreinforced cement concrete in ground floors and pavings not exc 15 cm thickness (below or above ground level) including removing rubbish off the premises complete all as specified and as directed.

Demolition of stone slabs and tiles of any description or thickness in floors, approns etc, laid, bedded and pointed in any mortar and removal of rubbish complete all as specified and directed.

Demolition of concrete of any description and in any position not otherwise specifically provided for and removal of rubbish complete all as specified and directed

M&L for ISI marked 60mm thick factory made chamfered edge cement concrete paver block of M-30 grade with approved colour, design & pattern as in footpath, parks, lawns, drive ways or light traffic parking etc., of required strength, thickness & size/ shape, made by table vibratory method using PU mould, laid in required colour & pattern over and including 50mm thick compacted bed of crushed stone sand, compacting and proper embedding/ laying of inter locking paver blocks into the sand bedding layer through vibratory compaction by using plate vibrator, filling the joints with crushed stone sand and cutting of paver block as per required size and pattern, finishing and sweeping extra sand; etc complete all as specified and directed. (NOTE : Sample / make of paver block shall be got approved by contractor from GE before placing bulk order.)

M&L for glossy finish Chequered cement concrete tiles 30 cm x 30 cm x 25mm thick, set, jointed and pointed in neat cement slurry in floors with grey cement and pigment in floor with and over 20mm thick screed bed in cement mortar (1:6) complete all as specified and directed. (NOTE : Sample / make of tiles shall be got approved by contractor from GE before placing bulk order.)

M&L for 30-35mm thick rough dressed lime stone slab flooring including bedded and jointed in cement mortar (1:6) and pointed in CM (1:3) complete all as specified and directed.

M&L for Digital heavy duty tiles designed to provide a high level of durability, strength, and longevity. made from a blend of natural materials and advanced technology including matt, polished, and glossy finishes with size 600mm x 600mm x 10-12mm thick, set, jointed and pointed in neat cement slurry in floors with grey cement and pigment in floor with and over 20mm screed bed in cement mortar 1:6 complete all as specified and as directed. (NOTE : Sample / make of tiles shall be got approved by contractor from GE before placing bulk order.)

M&L for 18 to 20mm thick granite (of any type) work (table rubbed and polished) stone cladding for pillar / Gate/ vertical surface/ cut with machine cut edges, uniform colour of each stone size exceeding 0.5 sqm area fixed with and including one number SS clamps (grade - 202) of flat 30mm x 2mm, 150mm long made to shape in each slab, making 'V' groove at top and bottom of stone and drilling hole for hold fastener polishing, rubbing & including silicon treatment to joint of granite is considered to avoid the water penetration in to cladding and also to avoid hydration mark on cladding which will spoil the elevation over and including cement screed bed / backing layer 15mm thick in CM 1:3 etc, complete all as specified and directed.

M&L for 75 mm thick cement concrete 1:4:8 type D-2 (Using 40 mm graded stone aggregate) as in floor etc complete all as specified and directed.

M&L for PCC 1:2:4 type B1 (using 20mm graded crushed stone aggregate) as in kerbs or mud stops, rounded or chamfered edges, etc including necessary formwork complete all as specified and as directed.

M&L for providing & laying 100 mm thick Cement Concrete with nominal mix 1 : 1½ : 3 trimix concrete and trimix machine and plate vibrator by using 20mm graded coarse aggregates as in floor surface/hardstanding /roads/slabs over drain; finished surface of concrete surface with smooth finish as required without using extra cement etc complete all as specified and directed.

M &L for forming expansion joints 100 mm deep x 12 mm wide filled with pre-formed bituminous filler and top 30mm primed and sealed with sealing compound, grade A complete all as specified and directed.

Dismantling CGI corrugated steel sheeting any gauge thickness including Nainital or similar pattern roof coverings, complete all as specified and directed.

S&F 0.5mm Pre-painted galvalume aluminium Zinc coating steel GI based corrugated sheet of any colour having tensile strength of 550 Mpa as in roof covering/ cladding to wall , fixed with self taping screws complete all as specified and directed.

S&F Galvanised corrugated mild steel sheeting 0.63mm thick with two corrugations side lap, fixed with 'L' type or 'J' type of cranked hook in lieu of screws and washers in roofs, walls etc with grade of zinc coating 275 complete all as specified and directed.

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

S&F rolled mild steel in Joist, channel, angle, or tee sections,fixed independently, without connecting plates, etc. (cut to ordinary lengths i.e. within 20mm of the length indicated) conforming to Fe-410 (Gde E- 250 ) complete all as specified and directed.

M&L for gussest plates (plain or chequered) channels, square cut or notched (ordinary and counter sunk) forming holes, without any attachment etc conforming to Fe-410 (Gde E- 250) complete all as specified and directed.

M&L for framed work such as grills, gratings, etc.. with ends of bars shouldered and/or riveted, or forged into spikes; framedguard bars; barred iron doors; ladders; framed balusters; walk ways; railings; framework of water tanks and similar work con- forming to Fe.290.Gde-E-165 complete all as specified and directed.

Demolition of brick work or stone/boulder masonry or block masonry build in cement mortar including all quions/archers etc completed all as specified and directed.

M & L for solid block masonary exc. 10 cm width blocks of PCC design mix Gde C-5 set in CM (1:6) complete all as specified & directed by Engr-in-Charge.

M&L for PCC 1:2:4, type B1 (using 20mm graded stone aggregate) in window or cills, lintels, copings, pier caps, columns, posts, boundary pillars set in cement mortar (1:4) including necessary formwork etc. complete all as specified and directed.

Taking down cement plaster on brick or stone walls etc including raking out joints,hacking for key, scrubbing down with water etc complete all as specified and directed.

M&L for plastering 15mm thick on fair faces of brick work or concrete surfaces in CM (1:4) finished even and smooth without using extra cement complete all as specified and as directed.

M&L for preparation of newly plastered surface of wall and applying two coat of cement base paint over a coat of primer complete all as specified and as directed.

M&L for two coats of synthetic enamel paint over a coat of red oxide primer on new steel surfaces including preparation of surfaces complete all as specified and directed.

Demolition of kerb stone/precast articales fixed on compound wall pillar laid dry or in cement mortar etc complete all as specified and directed.

M&L at or near ground level ISI marked factory made kerb stone of M-25 grade cement concrete in position to the required line, level and curvature, jointed with cement mortar 1:3 (1 cement : 3 crushed stone sand), including making joints with or without grooves (thickness of joints except at sharp curve shall not to more than 5 mm), including making drainage opening wherever required complete all as specified and directed. (Note : Sample / Make of Kerb Stone shall be got approved from GE before procurement.)

M&L for preparing new concrete surfaces , stone, kerb stone surfaces of any description not otherwise over 10cm width or girth and applying two coats of synthetic enamel paint over a coat of primer complete all as specified and directed.

Dismantling of stone sett pavings of any description or thickness laid, bedded, pointed in cement mortar in floors, aprons etc complete all as specified and as directed.

M&L for stone sett flooring with stone setts of size 200 to 250mm long, 150 to 200mm wide and 150mm deep and sides dressed; bedded in cement mortar (1:3), joints 20mm thick; grouted in cement mortar (1:2) with as admixture of metallic floor hardner 5% by weight of cement and struck flush complete all as specified and as directed.

[ Note for Ser. Item No. 1.00 to 31.00 above : All the items in this BOQ are required to be executed in patches at various locations as directed by GE / Engr-in-Charge. The quoted rates shall deemed to take care off this aspect. The contractor shall have no claim on this account.]

J.G.Goel (BID ID -3202496)

agarwal and company (BID ID -3202990)

Mehta and Co. (BID ID -3202786)

OM GANESH CONSTRUCTION (BID ID -3202961)

Horizon Construction (BID ID -3202809)

SHAH BUILDERS (BID ID -3202702)

Sayili Enterprises (BID ID -3198152)

Deccan Enterprises (BID ID -3203062)