HVAC FCU, Civil and Electrical works for PA room and hall at 10th floor of CBI HQ Building

BOQ FOR HVAC (FCU), CIVIL AND ELECTRICAL WORKS AT CBI HQ BUILDING, NEW DELHI

1 16.1 CHILLED WATER PIPING

Supplying, laying/ fixing, testing and commissioning of following nominal

sizes of chilled water piping inside the building (with necessary clamps,

vibration isolators and fittings but excluding valves, strainers, gauges etc.)

duly insulated with 80 kg/cum density resin bonded fiber glass or 144 Kg/ cu

m density mineral wool (non Combustible) pipe section insulation covered with

a layer of 120 gm/sqm polythene sheet (vapour barrier) and finally applying

0.63mm aluminium sheet cladding complete with type3 , grade 1 roofing

feltstrip(as per IS:1322 as amended up to date ) at joints and repairing of

damage to building etc. as per specifications and as required. Note: The Pipes

of sizes 150mm & below shall be M.S. 'C' class as per IS : 1239 and pipes size

above 150mm shall be welded black steel pipe heavy class as per IS: 3589,

from minimum 6.35mm thick M.S. Sheet for pipes upto 350 mm dia. and from

minimum 7mm thick MS sheet for pipes of 400 mm dia and above.

Note: The Pipes of sizes 150mm & below shall be M.S. 'C' class as per IS :

1239 and pipes size above 150mm shall be welded black steel pipe heavy class

as per IS: 3589, from minimum 6.35mm thick M.S. Sheet for pipes upto 350

mm dia. and from minimum 7mm thick MS sheet for pipes of 400 mm dia and

Supplying, fixing, testing and commissioning of following valves, strainers,

2 16.7 gauges in the chilled water plumbing duly insulated to the same specifications

as the connected piping and adequately supported as per specifications.

BUTTERFLY VALVE (MANUAL) with C I body SS Disc, Nitrile Rubber Seal & O-

Ring PN 16 pressure rating for chilled water/hot eater circulation as specified

1 1.1 CHILLED WATER BASED CASSETTE UNITS

Supply of chilled water cassette units each mprising of following as per

the specifications :

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Fan section complete with forward curved centrifugal blowers housed in pre

painted GI casing , FHP motor, 3 rows deep chilled water coil, insulated

condensate drain pan, coil piping connections using necessary copper

piping, condensate drain connections, copper wiring, washable aluminium

mesh multilayer filters etc., high efficiency drain pump, in built thermostat,

motorized valve for flow control including control wiring, y stainer, balancing

valve, connection fitting, decorative panel, drain pump failure alarm, 3 fan

speed control,pressure gauge, digital thermometer etc. Unit should be suitable

for working on heating & cooling mode. Units shall be suitable to operate on

220+10%V,50Hz, 1 phase AC power supply and shall be of following nominal

NDSR-1 supply of Actuator for controlling Nos 34 12237.00

NDSR-2 Connection of FCU with Cnavas & Mouthpiece. Nos 4 10797.00

Civil & Electrical Works:

1 1.14 Wiring for circuit/ submain wiring alongwith earth wire with the following sizes

of FRLS PVC insulated copper conductor, single core cable in surface/ recessed

medium class PVC conduit as required.

Providing & fixing false ceiling at all heights with GRG (Glass Fibre Reinforced

Gypsum) false ceiling tiles of Size 595x595 mm o fapproved texture, design

and patterns having moisture content less than 2%, humidity resistance of

99%, NRC0.50 to 0.75 as per IS 8225:1987, Non combustible as per BS 476

(part 4)-1970 and light reflectance of 85% (minimum) to be laid in true

horizontal level suspended on inter-locking metal T-Grid of hot dipped

galvanised iron section of 0.33mm thick (galvanized @ 120 grams per

sqmincluding both sides) comprising of main-T runners of size 15x32 mm of

length 3000 mm, cross - T of size 15x32 mm of length 1200 mm and

secondary intermediate cross-T of size 15x32 mm of length 600mm to form

grid module of size 600 x 600 mm, suspended from ceiling using galvanised

mild steel items (galvanizing @ 80 grams per sqm) i.e. 50 mm long, 8 mm

outer diameter M-6 dash fasteners, 6 mm dia fully threaded hanger rod upto

1000 mm length and L-shape level adjuster of size 85x25x2 mm. Galvanised

iron perimeter wall angle of size 24x24x0.40 mm of length 3000 mm to be

fixed on periphery wall / partition with the help of plastic rawl plugs at 450

mm center to center and 40 mm long dry wall wood screws. The work shall be

carried out as per specifications, drawing and as per directions of the Engineer-

With fully perforated 12 mm thick micro tegular edged or 10 mm thick square

edged GRG false ceiling tiles.

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Providing and fixing false ceiling at all height including providing and fixing of

frame work made of special sections, power pressed from M.S. sheets and

galvanized with zinc coating of 120 gms/sqm (both side inclusive) as per IS :

277 and consisting of angle cleats of size 25 mm wide x 1.6 mm thick with

flanges of 27 mm and 37mm, at 1200 mm centre to centre, one flange fixed to

the ceiling with dash fastener 12.5 mm dia x 50mm long with 6mm dia bolts,

other flange of cleat fixed to the angle hangers of 25x10x0.50 mm of required

length with nuts & bolts of required size and other end of angle hanger fixed

with intermediate G.I. channels 45x15x0.9 mm running at the spacing of 1200

mm centre to centre, to which the ceiling section 0.5 mm thick bottom wedge

of 80 mm with tapered flanges of 26 mm each having lips of 10.5 mm, at 450

mm centre to centre, shall be fixed in a direction perpendicular to G.I.

3 12.45 intermediate channel with connecting clips made out of 2.64 mm dia x 230

mm long G.I. wire at every junction, including fixing perimeter channels 0.5

mm thick 27 mm high having flanges of 20 mm and 30 mm long, the

perimeter of ceiling fixed to wall/partition with the help of rawl plugs at 450

mm centre, with 25mm long dry wall screws @ 230 mm interval, including

fixing of gypsum board to ceiling section and perimeter channel with the help

of dry wall screws of size 3.5 x 25 mm at 230 mm c/c, including jointing and

finishing to a flush finish of tapered and square edges of the board with

recommended jointing compound , jointing tapes , finishing with jointing

compound in 3 layers covering upto 150 mm on both sides of joint and two

coats of primer suitable for board, all as per manufacturer's specification and

also including the cost of making openings for light fittings, grills, diffusers,

cutouts made with frame of perimeter channels suitably fixed, all complete as

12.45.3 12.5 mm thick tapered edge gypsum moisture resistant board Sqm. 200.00 1529.10

Buy back of 10 nos x 16 HP and 3 nos x 8 HP of Outdoor VRV Units and 1.5 TR

cassette AC ) and 4 nos X 8.5 TR TFA Units

Total Cost of work including GST 42,78,287.71

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