B.O.Q. FOR FIRE FIGHTING INSTALLATION WORKS OF … BOQ.pdf · of electrical hydrant pump. Jockey pump, diesel engine fire pump. All the components shall be housed in 2 mm thick CRCA

S.No. Description Unit Qty. Rate Amount

1 PIPING BELOW GROUND (HYDRANT/SPRINKLER SYSTEM)

Providing, laying and jointing by welding heavy quality class - C,

M.S. pipe conforming to IS:1239 including fittings i.e. tees,

bends, elbows unions, reducers, flanges etc. as required,

protection of buried pipework shall be with polymeric corrosion

protection tape (minimum 4 mm thick) conforming to IS: 10221,

coating and wrapping as per manufacturer`s recommendations,

complete in all respects.

a) 150 mm dia Rmt. 12

b) 100 mm dia Rmt. 125

c) 80 mm dia Rmt. 5

2 PIPING ABOVE GROUND (HYDRANT SYSTEM)

Providing, fixing & jointing by welding heavy quality class - C,

MS pipe conforming to IS:1239 (Part- I) 1990 for pipes upto

150mm dia and IS:3589-1991 for pipes above 150mm dia

including fittings I.e. tees, bends, elbows, unions, reducers,

flanges etc. as required including fixing of pipe work on walls

slabs etc. with MS angle iron supports and flat iron strap work

which shall be painted with two coats of enamel paint of fire red

shade over a coat of primer.

a) 200 mm dia pipe Rmt. 10

b) 150 mm dia pipe Rmt. 40

c) 100 mm dia pipe Rmt. 215

d) 80 mm dia pipe Rmt. 10

e) 65 mm dia pipe Rmt. 5

f) 50 mm dia pipe Rmt. 5

g) 40 mm dia pipe Rmt. 5

h) 32 mm dia pipe Rmt. 5

i) 25 mm dia pipe Rmt. 10

3 Providing & fixing the following C.I. Sluice valves, C.I. Dual type

NRV valves, G.M. bronze ball valves/non-return valves etc. with

tail pieces, flanges, bolts, nuts and insertion gaskets etc.

a) 200 mm dia sluice valve No. 1

b) 150mm dia sluice valve Nos 2

c) 100 mm dia sluice valve No. 1

d) 150 mm dia dual type NRV Nos. 2

B.O.Q. FOR FIRE FIGHTING INSTALLATION WORKS OF INDIAN ARCHEOLOGICAL SOCIETY,

B-17 QUATAB INSTITUTIONAL AREA, NEW DELHI 110016.


e) 100 mm dia dual type NRV No. 1

f) 80 mm dia dual type NRV No. 1

g) 25 mm dia Ball Valve Nos. 6

h) 200mm dia "Y" strainer in main suction header No. 1

4 AIR VESSEL No. 1

Supply & fixing of air vessel with all accessories for absorbing

water hammer in pump house with vessel shall be as per

IS:2825 suitable for a test pressure of 20kg/sq.cm. comprising of

:

a) 450mm dia 1.5 mtr. high 8mm thick tank

b) 1 no. 80mm dia flanges inlet

c) 1 no. 25mm dia drain valve

d) 3 nos. pressure switchs with stop valve

e) 1 no. pressure gauge with stop valve

5 AIR RELEASE VALVE Nos. 2

Supply & fixing of air release valve of 25 dia with fittings as

required of ISI marked on top most point of wet risers. :

6 EXTERNAL HYDRANT

a) Providing & fixing single headed stand post type external yard

hydrant comprising of 63mm dia gun metal female

instantaneous single outlet, bend complete with all specials and

accessories as required as per IS:908-1975 (C.I. butterfly valve

to be paid extra, if required) Nos. 6

b) 15mtr. Length RRL hose pipe conforming to IS:636-1979 (Type-

II) of 63mm dia G.M. instantaneous male and female couplings

Nos. 12

c) Supply & Fixing of gun Metal branch pipes Nos. 6

d) Providing & fixing wall mounting/ floor mounting type M.S. hose

cabinet 1.4mm thick of 30"x24"x10" size painted with red

synthetic enamel paint glass fronted double door (with glass)

lock & keys and break glass recess for keys all

complete.including masonry work to support the cabinet

wherever required. Nos. 6

7 HOSE CABINET INTERNAL

a) 1 no. 63mm dia oblique pattern instantaneous female type GM

landing valves with caps and chains conforming to IS:5290

Nos. 6

b) One 36.5 mtr. length 20mm dia rubber HOSE REEL with MS

painted swing type reel drum 6.5mm nozzles etc. including

supporting bracket conforming to IS:884 Nos. 6

c) One set GM branch pipe conforming to IS:903 Nos. 6

d) 15 mtr. long RRL hose with GM male and female coupling Nos. 12


e) One hose cabinet frame fabricated from 16 gauge aluminium

anodized powder coated of PO red colour with hinged double

front door with locking arrangements and partially glazed with

4mm thick glass stove enamelled fire red finish with fire hose

written on front, suitable to house (a) to (d) above size

2100x900x600 for internal hydrant and design to be approved by

the consultant/architect. Nos. 6

f) Supply & Fixing of fire man's axe Nos. 6

8 FIRE BRIGADE CONNECTION No. 1

Supply, erect, test & commissioning fire brigade connection

comprising of :

a) 3 nos. 63mm dia instantaneous male type inlets with caps and

chain arranged on 150mm dia M.S. heavy class header

b) 1 no. 100mm dia sluice valve

c) 1 no. 100mm dia non-return valve

d) 100mm dia heavy class piping from sluice valve up to a level of

1 mtr.below ground

e) 1 no. M.S. 14gauge cabinet with glass fronted hinged door to

house (a) to (d) above.

f) Masonry work to support the cabinet

9 Providing & fixing fire brigade suction hose coupling (draw out

connection) with nut for female coupling as per IS:902-1974

complete with 100mm dia suction pipe and foot valve (to be

connected to static tank.) No. 1

10 Providing & fixing the following butterfly valves with flanges,

bolts, nuts and insertion gaskets etc. pressure rating upto 150

P.S.I. complete with lever/T. key of approved make.

a) 50 mm dia Nos. 6

b) 65 mm dia No. 1

c) 80mm dia Nos. 4

d) 100mm dia Nos. 11

e) 150mm dia Nos. 2

11 P/ F PCC foundation for fire pumps as required

a) For Electric driven fire pump No 1

b) For Diesel driven fire pump No. 1

c) For Jockey pump No. 1

12 P/L non-presure NP-2 class (light duty) RCC pipes with collars

jointed with stiff mixture of cemetn mortar in the proportion of 1:2

(1 cement : 2 fine sand) including testing of joints etc. complete:

a) 150 mm dia RCC Pipe R/O

b) 250 mm dia RCC Pipe Rmt. 20


c) 300 mm dia RCC Pipe Rmt. 5

13 Excavated trenches of required width for popes, cables etc.

including excavation for sockets, and dressing of sides, ramming

of bottoms, depth upto 1.0 mtr. including getting out the

excavated soil and then returning the soil as required, in layers

not exceeding 20cm in depth including consolidating each

deposited layer by ramming, watering etc. and disposing of

surplus excavated soil as directed within a lead of 50 mtr. for all

kinds of soil.

a) Pipes, cables etc. exceeding 80mm dia but not exceeding

300mm dia Rmt. 25

14 Providing, placing and hoisting upto terrace level and making

platform for Sintex make water storage tank as per standard

design with complete cover, inlet, outlet pipe overfllow and

drain pipe etc. complete as required.

a) 5000 Ltr. Cap. Nos. 2

15 FIRST AID FIRE EXTINGUISHERS

Supply & fixing fire extinguishers ISI marked/TAC approved

complete with MS painted angle iron support and original test

certificates.

a) 4.5 kg CO2 fire extinguishers as per (IS:15683) Nos. 12

b) 50 litres foam extinguishers as per (IS:15683) No 1

c) 9 ltrs. foam extinguishers as per (IS:15683) No. 1

d) 6kg ABC type fire extinguishers as per (IS:15683) Nos. 12

e) 1 kg Clean Agent type fire extinguishers as per (IS:15683) Nos. 2

16 EXIT SIGNS

Providing and fixing self glowing exit sign board size (350x200)

single side painted made of luminescent safly,rigid sheet in

standard colour,photo luminescent sheet made of crystals

consisting mainly sulphidein protective glass like sheet green

and yellow crystal luminescent should glass in dark.

Nos. 12

17 ELECTRIC MOTOR DRIVEN PUMP

Supply, installation, testing & commissioning of electric driven

Hydrant Pump suitable for automatic operation consisting of the

following:

a) Horizontal end suction centrifugal pump complete with

mechanical seal and including necessary arrangement for

testing of pump.

b) Squirrel cage induction motor suitable for 415 V, 50 Hz, AC

supply of suitable rating for the above pump with synchronous

speed of 2900 RPM T.E.F.C. type and conforming to IP: 55 and

flexible coupling and coupling guard with pump.

c) Common bed plate of fabricated mild steel channel or cast iron

type.


d) Suitable reinforced cement concrete pump foundation including

cushy foot mounting, foundation bolts and washers as required.

The pump shall be of the following specifications:

Discharge - 2280 lpm

Head - 60 m

No. of stage preferred - Single / Double

Speed RPM - 2900

Material of construction

a) Impeller - Bronze

b) Casing - C.I.

c) Shaft & Shaft Sleeve - SS- 410

d) Bearing - Grease Lubicated

e) Seal & Make - Mechanical

Type of pump - End suction Set 1

18 DIESEL ENGINE DRIVEN FIRE PUMP

Supply, installation, testing & commissioning of diesel engine

Hydrant Pump suitable for automatic operation consisting of the

following:

a) Horizontal split casing centrifugal pump complete with


testing of pump.

b) Water cooled Diesel Engine developing suitable BHP at 1450/

1800 RPM for the Pump, common bed plate for mounting of

engine and pump, RCC foundation and vibration damping

arrangement by Cushy Foot and engine panel provided by

engine manufacturer, connection to Engine Starting Panel,

sealed maintenance free batteries of 24 V, 88 AH. Rate shall

include Exhaust pipe of required length with asbestos lagging,

muffler, day oil tank of 400 lts with first charge and manual oil

pump set.

c) Flexible coupling and coupling guard with the Pump.

d) Common bed plate of fabricated mild steel channel or cast iron

type.

e) Suitable reinforced cement concrete pump foundation including

cushy foot mounting, foundation bolts, washers as required.

f) Engine panel.

g) Sealed maintenance free batteries of 24 V, 88 AH.

h) Exhaust pipe of required length with absestos lagging, muffler

i) Day oil tank of 400 lts with first charge and manual oil pump set.


Discharge - 2280 lpm

Head - 60 m

No. of stage preferred - Single / Double

Speed RPM - 1450

Mover - Diesel enginel driven



b) Casing - C.I.




Type of pump - Horizontal Splint casing Set 1


19 JOCKEY PUMP

Supply, installation, testing & commissioning of electric driven

Jockey Pump suitable for automatic operation consisting of the

following:

a) Horizontal mounted centrifugal end suction pump complete with


testing of pump.

b) Squirrel cage induction motor suitable for 415 V, 50 Hz, AC

supply of suitable rating for the above pump with synchronous

speed of 2900 RPM T.E.F.C. type and conforming to IP: 55 and

flexible coupling and coupling guard with pump.

c) Common bed plate of fabricated mild steel channel or cast iron

type.

d) Suitable reinforced cement concrete pump foundation including

cushy foot mounting, foundation bolts, washers as required.


Discharge - 180 lpm

Head - 60 m

No. of stage preferred - Multistage

Speed RPM - 2900

Mover - Electric Motor Driven



b) Casing - C.I.




Type of pump - End suction Set 1

20 ELECTRIC CONTROL PANEL No. 1

Manufacturing, supplying, installation, testing, comisisoning of

common control panel for fire fighting pump system comprising

of electrical hydrant pump. Jockey pump, diesel engine fire

pump. All the components shall be housed in 2 mm thick CRCA

MS sheet. The control panel shall be cubical type, dust and

vermin proof, hinged and lockable doors and deed front

operation. The panel shall be powder coated with siemense grey

and doors will be sky blue. All internal control wiring shall be 1.5

mm sqm copper provided. Seperate compartments for each

motor/pump starter, bus bar chamber, cable alley and incomer.

all MCCB shall be door lockable type aluminium earthing bus bar

shall be provided. The panel shall have the following.

INCOMING SECTION

MCCB TP & N 250 A with interlocking handle set.

Voltage measuring instrument with selector switch, control MCB

SP 2 A- 1 set

aluminium bus bar for 300 A capacity (Size 30 mm x 10 mm)

OUT GOING SECTION

Hydrant fire pump 60 hp Star Delta - 1 set

MCCB TP &N 200 A with interlocking handle set


current measuring instrument with selector switch, current

transformer- 1 set

overload relay with built in single phase relay- 1 set

contactor 70-A, 200V AC 3 pole with 2 no. + 2 NC - 3 Nos.

Single phase preventor relay voltage sensing - 1 No.

Star Delta timer 220VAC3 to 15 sec-1no.

Push button, on/ off indicating light, control MCB SP2A control

contactor. Auto/ manual selector switch, terminal block etc. - 1

set

JOCKEY FIRE PUMP 15 HP DOL- SET

MCB TP& N 63A- 1 set

Current measring instrument with selector switch, current

transformer- 1 set

Overload relay with built in single phase relay- 1 set

contractor 25A,220VAC 3 pole with 2 No + 2NC- 3 Nos.

Single phase preventor relay voltage sensing - 1 no.

Push button, on/ off indicating light, control MCB SP2A control

contactor. Auto/ manual selector switch, terminal block etc. - 1

set

DIESEL ENGINE FIRE PUMP 12/24v DC- 1 SET

MCB 20 A DO- 1 NO.

Battery charger- 1 set

voltmeter, ammeter DC- 1 set

Engine start relay - 1 set

Latch relay- interlocking relay, push button, indicating light,

selector switches(charger, auto/ manual) delay timer, terminal

block etc..

21 CABLING & EARTHING

Supply, erect, test & commissioning all power & control cables

from control panel to fire pumps with al. Conductor, PVC

insulated cable armoured in suitable cable trays M.S. painted..

a) 3 core x 70 sq.mm almn. armoured cable Rmt. 30

b) 3 core x 16 sq.mm almn.armoured cable Rmt. 15

c) 2core x 1.5 sq.mm Cu. Armoured cable Rmt. 10

d) 3 core x 6 mm Copper Armourd Rmt. 30

22 Providing & fixing double GI earth tapes wires from control panel

to electric pump motors.

a) 8 SWG GI wire for jockey pumps Rmt. 30


b) 25x5mm G.I.strip formain pumps. Rmt. 30

23 Constructing brick masonary chamber in brick work with bricks

of class 75 in cement mortar 1:5 (1 cement:5 fine sand) 12 mm

thick plaster on inside with a floating coat of neat cement &rough

plaster on external faces with cement mortar 1:3 (1cement:3

coarse sand). Including providing R.C.C. top slab with manhole

opening complete in all respect as per dwg design and. Cost

shall be inclusive of excavation in earth, shoring, dewatering,

support to valve and access rungs as required to complete the

work.

a) Size 1000 x 1000 x 1000 mm deep R/O

24 PIPING ABOVE GROUND (SPRINKLER SYSTEM)

Providing, fixing & jointing by welding heavy quality class - C MS

pipe conforming to IS:1239 (Part- I) 1990 for pipes upto 150mm

dia including butt welded fittings for pipes 50mm dia and above

and screwed fittings for pipes below 40mm dia such as tees,

bends, elbows, unions, reducers, flanges etc. as required

including fixing of pipe work on walls, slabs etc. with MS angle

iron supports, adjustable hanger which shall be painted with two

coats of enamel paint of fire red shade over a coat of primer.

a) 150mm dia pipe Rmt. 45

b) 100mm dia pipe Rmt. 80

c) 80mm dia pipe Rmt 85

d) 65mm dia pipe Rmt. 40

e) 50mm dia pipe Rmt. 75

f) 40mm dia pipe Rmt. 50

g) 32mm dia pipe Rmt. 90

h) 25mm dia pipe Rmt. 1200

25 Supply, fix, test & commissioning quartzoid bulb type sprinkler

head

a) 15 NB GM sprinkler head of 68 Deg. C rating pendent type Nos. 336

b) 15 NB GM sprinkler head of 79 Deg. C rating pendent type (for

kitchen & pantry) Nos. 7

c) 15 NB GM sprinkler head of 68 Deg. C rating side wall through 6

mtr R/O

d) 15 NB GM sprinkler head of 79 Deg. C rating side wall through 3

mtr for kitchen / pantry R/O

26 Electrically Operated Flow Indicating Switches ( vane type)

including tamper switch and accessories, with potential free

contact with 2 Nos. NO/NC. Complete.

a) 100mm dia Nos. 6

b) 80mmdia R/O

27 Solid Copper Conductor, PVC insulated ISI marked control

cable in existing conduit (IS:694) from individual flow switch on

each floor to annunciation panel installed in fire control room

including sleeves , cable clips, supports for horzontal runs

(Actual quantity shall be as per site)


a) 2 x 1.5 Sq.mm. Rmt. 700

28 9 (6 working + 3 spare for future) zones annunciater Panel for

flow control switches, providing Audio/Visual Indication of

actuation of Automatic Sprinkler system / fault hooter etc., for

each zone complete as per specifications. The panel should

have interface for connection to complete controlled building

management system. No. 1

29 Anti vibration aliminator for main Hydrant and Sprinkler pump,

diesel & Jockey pump

a) 80 mm dia No. 1

b) 150 mmdia Nos. 2

30 Supply, installation, testing & commissioning of automatic

installation control valve of approved make complete with alarm

valve, test and drain valve & hydraulic alarm with motor and

gong all complete.

a) 100 mmdia No. 1

b) 150 mmdia No. 1

31 Spare sprinkler as per item 25 above (Only Supply with 20 nos

pendent / upright sprinklers and one nos hose cabinet with

sufficient shelf for containing 20 sprinklers) No. 1

32 Providing & fixing 25 mm dia gunmetal inspecting & testing

assembly with ball valves (as required), gunmetal sight glass,

bye pass valve and connected to drain line. R/O

33 Providing and fixing of following length corrogated stainless steel

(grade AISI 304) flexible tubing suitable for fire sprinkler

installation having 1" NPT mail thread inlet and 1/2" NPT female

thread outlet. The unit shall be complete with bracket assembly

for securly fixing on false ceiling. The product shall be UL Listed

and FM Approved.

a) 1000 MM long Nos. 30

34 Core cutting in R.C.C beam / slab as per direction of engineering

-in- charge for following pipes.

a) 100mm dia pipe Nos. 10

b) 80mm dia pipe Nos. 22

c) 65mm dia pipe Nos. 10

d) 50mm dia pipe Nos. 10

e) 40mm dia pipe Nos. 10

f) 32mm dia pipe Nos. 14

g) 25mm dia pipe Nos. 100


35 Providing and fixing in position in RCC walls the following, MS-C-

class1'-3" long flanged pipe sleeves with puddle flange in cebtre

of sleeve including drilling of flanges and threading piping as per

IS standard and as per drawings.

a) 200 mm dia with both sides flanged 1 No.

b) 150 mm dia with both sides flanged 1 No.

c) 100 mm dia with both sides flanged 2 Nos.

d) 80 mm dia with one side flanged and other side screwed. 2 Nos.

e) 65 mm dia with one side flanged and other side screwed. 1 No.

f) 50 mm dia with one side flanged and other side screwed. 2 Nos.

g) 25 mm dia G.I. pipes both sides screwed 1 No.

TOTAL Rs.

S.No. Materials Manufacturer

1 M.S. Pipe Jindal Hissar, Surya Roshni

2 GM/Bronze Ball Valve (Full way check valve) Leader, Zoloto

3 Fire Pump Kirloskar, Mather & Plat

4 Fire Extinguishers Safex, Life guard / Safex guard

5 Electrical Switch Gear & Starters Siemens, L & T

6 Butterfly Valve Audco, SKS / Zoloto

7 Dual Type NRV SKS, Zoloto / CIM

8 GM Landing Valve/GM Branch Pipes/ Hose reel Newage, Life guard / Safex guard

9 Rubber Pipe for Hose Reel with Reel Drum Jyoti, Newage / Tiger

10 RRL Hose Pipes Newage, CRC, Life guard.

11 Sluice Valve Kirloskar, Venus / Sant

12 Sprinkler's HD, Tyco, Newage

13 Air release valve Sukan, Newage

14 Foot valve Kirloskar, Venus

15 Cables/Wires National, Skytone, Grandley

16 Pressur switch Indfos, Danfoss

17 Perssur guage H. Guru, Feibig

18 Sprinkler Panel Agni

19 Flow Switch Systems Sensor

20 Anti Vaibration Kanwal, Resistoflex

21 Y" strainer Sant, Zoloto

22 Alarm valve HD, Tyco, Newage

LIST OF APPROVED MAKES OF MATERIALS FOR FIRE FIGHTING WORKS

TECHNICAL SPECIFICATIONS FOR SPRINKLER SYSTEM

2.1 Sprinkler Heads Sprinkler heads shall be of quartzoid bulb type with bulb, valve assembly yoke and the

deflector. The sprinklers shall be of approved make and type. 2.2 Types Conventional Pattern: The sprinklers shall be designed to produce a spherical type of

discharge with a portion of water being thrown upwards to the ceiling. The sprinklers shall be suitable for erection in upright position or pendant position.

Spray Pattern: The spray type sprinkler shall produce a hemispherical discharge below the

plane of the deflector. Ceiling (flush) Pattern: These shall be designed for use with concealed pipe work. These

shall be installed pendant with plate or base flush to the ceiling with below the ceiling. Side Wall Sprinklers: These shall be designed for installation along with the walls of room

close to the ceiling. The discharge pattern shall be similar to one quarter of sphere with a small proportion discharging on the wall behind the sprinklers.

2.3 Constructions Bulb

: Bulb shall be made of corrosion free material strong enough to withstand any water pressure like to occur in the system. The bulb shall shatter when the temperature of the surrounding air reaches a predetermined level.

Valve Assembly

: Water passage of the sprinkler shall be closed by a valve assembly of flexible construction. The valve assembly shall be held in position by the quartzoid bulb. The assembly be stable and shall withstand pressure surges or external vibration without displacement.

Yoke

: The yoke shall be made of high quality gun metal. The arms of yoke shall be so designed as to avoid interference with discharge of water from the deflector. The sprinkler body shall be coated with an approved anti-corrosive treatment if the same is to used in corrosive conditions.

Deflector

: Te deflector shall be suitable for either upright or pendant erection. The deflector shall be designed to give an even distribution of water over the area protected by each sprinkler.

a.

Colour Code

The following colour code shall be adopted for classification of sprinkler according to nominal temperature ratings

Sprinkler Temp. Rating 75°C Orange

Colour of the Bulb

68°C Red 79°C Yellow 93°C Green

141°C Blue 182°C Violet/Mauve 204/260°C Black b.

Size of Sprinklers Orifices

The following sizes of sprinklers shall be selected for various classes or hazards. Extra light hazard 10/15 mm nominal size Ordinary light hazard 15 mm nominal bore Extra high hazard 15/20 mm nominal bore c.

Stock of replacement sprinkler

The following spare sprinklers shall be supplied along with the system: Extra light hazard 6 sprinklers Ordinary light hazard 24 sprinklers Extra high hazard 36 sprinklers d.

Temperature Rating

For normal conditions in temperature climates rating of 68/74°C shall be used. However, the temperature rating shall be as closed as possible to, but not less than 30°C above the highest anticipated temperature conditions.

2.4 Pipes and Fittings Pipes for Wet Riser system shall be of black steel conforming to IS: 1239 (Heavy Class). Fittings for black steel pipes shall be malleable iron suitable for welding or approved type

cast iron fittings and tapered screwed threads. Jointing

: Joint for black steel pipes and fittings shall be metal to metal tapered thread or welded joints. A small amount of red lead may be used for lubrication and rust prevention in threaded joints.

Joints between C.I. or black steel pipes, valves and other appurtenances, pumps etc. shall be made with C.I. or M.S. flanges with appropriate number of bolts. Flanged joints shall be made with 3 mm thick insertion rubber gasket.

Pipes Protection a. All pipes above ground and in exposed locations shall be painted with one coat of

red oxide primer and to or more coats of synthetic enamel paint of approved shade. b. Pipes in chase or buried underground shall be painted with two coats of hot

bitumen, wrapped with bituminised hessian cloth and finished with one coat of hot bitumen paint or with fibre glass tissue paper.

Pipe Supports

: All pipes shall be adequately supported from ceiling or walls from existing inserts by structural clamps fabricated from M.S. structural e.g. rods, channels, angles, and flats. All clamps shall be painted with one coat of red and two coats of black enamel paint. Where inserts are not provided, the contractor shall provide anchor fasteners.

Orifice Flanges: Contractor shall provide orifice flanges fabricated from 6 mm thick

stainless steel plates on the branch lines feeding different zones/floors so as to allow required flow of water at 3.5 kg/sq.cm. pressure. The contractor shall furnish design for these orifice flanges.

Valves

: Sluice valves of size 80 mm and above shall be double flanged cast iron conforming to IS: 780.

Check valve shall be of cast iron double flanged conforming to IS: 5312. Valves on pipes 65 mm and below shall be heavy pattern gunmetal valves with cast iron

wheel seat tested to 20 kg/sq.cm. pressure. Valve shall conform to IS: 778. Air Valves

: 25 mm dia screwed inlet cast iron single action air valves on all high points in the system or as shown on drawings.

Drain Valves

: 50 mm dia black steel pipe conforming to IS: 1239 heavy class with 50 mm gunmetal full way valve for draining and water in the system in low pockets.

2.5 Installation Control Valve Installation control valves shall comprise of the following:

i. One man stop valve of full way pattern with gunmetal pointer to indicate where open/shut.

ii. One automatic alarm valve, fitted with handle and cover.

iii. One hydraulic alarm motor and going for soundings a continuous alarm upon

outbreak of fire.

iv. One combined waste and testing valve including 5 mtr. of tuling and fittings.

v. Alarm stop valve.

vi. Strainer vii. Drain plug.

viii. Padlock and strap

ix. Wall box for installation of valve. 2.6 Pressure Gauges Burden type pressure gauges conforming to IS/BS specifications shall be provided at the

following locations.

a. Just above alarm valve. b. Just below alarm valve, on the installation stop valve.

c. Just below gauge on delivery side of each pump.

d. Required number of pressure gauges on pressure tank. 2.7 Installation of Piping

Below ground piping

: Under ground piping shall be installed in masonry trenches with cover or reinforced concrete. The pipe work shall be supported at regular intervals of 2.5 mtr. with masonry or RCC supports. Wherever pipes pass through roads / pavements, suitable size hue pipes shall be provided for protection of piping. Underground pipes shall be protected against corrosion with two coats of bituminous painting and wrapped with tar felt or similar covering. If the piping is to be buried in ground with back filling of earth, a coat of epoxy painting shall be given.

Above ground piping

: All above ground piping shall be installed on suitable to pipe hangers/supports as required. The hangers be made of M.S. angles, channels etc. and painted to the required finish (with suitable synthetic enamel paint). The spacing of piping supports shall be as follows:

i. 20 mm to 32 mm dia 2 mtr. ii. 40 mm to 65 mm dia 2 mtr. iii. 65 mm to 100 mm dia 1.75 mtr. iv. Above 150 mm dia 1.50 mtr. Piping shall be so installed that the system can be thoroughly drained. All the pipes shall be

arranged to drain to the installation drain valve. In case of basement and other areas where the pipe work is below the installation drain, valve/auxiliary valves of the following sizes shall be provided.

i. 20 mm dia valve for pipes upto 50 mm dia ii. 25 mm dia valve for 65 mm dia pipes iii. 32 mm dia valve for pipes larger than 65 mm dia Piping shall be screwed type upto 50 mm dia. Welding of joints will be allowed for pipes of

50 mm or larger diameters. The piping shall be pressure tested by the hydrostatic method upto a pressure of 1.5 times

the working pressure. The piping shall be slowly charged with water so that all the air is expelled from the piping by providing a 25 mm inlet with a stop cock. The piping shall be allowed to stand full of water for a period of 2 hours and then the piping shall be put under pressure by means of manually operated test pump or by a power driven test pump. The pressure gauges used for testing shall be accurate and shall preferably calibrated before the testing is carried out. All the leakage and defects in joints revealed during the testing shall be rectified to the entire satisfaction of the constant. The system may be tested in section parts as the work of erection of piping proceeds. The piping shall withstand 1.5 times the working pressure for at least 2 hours.

2.8 Pump Sets Same as Down Comer and hydrant system specification. 2.9 Annunciation Sprinkler Panel The equipment for control panel should be compact neatly wired and enclosed in a suitable

14 gauge MS sheet/ 16 CRCA sheet metal box which is suitably treated against corrosion. The control panel should be painted with over banked enamel paint. The panel shall consist of:

a. Panel should be made in a modules of 10 zones e.g. each module will have audible

and visual indications and will monitor the circuit conditions.

A.C. Power Supply Fault & Fire Indication Lamp Alarm Acknowledgement Push Buttons The circuits provided in the control panel for each zone shall indicate the following

conditions: i. Open circuit in zone wiring ii. Short circuit in zone wiring iii. Normal conditions iv. Power failure v. Low battery 2.10 The automatic annunciation panel shall suitable for operation on 24V DC and shall be

provided with power supply unit suitable to operate on A.C. mains of 230 V with a variation of 10%. The system shall be so designed that in case of failure of A.C. min supply it shall automatically change over to battery supply.

2.11 Suitable protection may be provided against charging of the battery over and above the

specified values. 2.12 Battery Unit The system shall be powered by lead acid storage stationery complete with automatic duel

rate charger boost and trick operating from 220 V, 50 Hz, single phase, mains supply. The battery capacity should be adequate for operation of the system connected to it for at least 24 hours in the non-alarm state followed by 30 minutes operation of all sounders and other connected equipment after a power (mains) failure.

The automatic charger should operate at the boost charge when the battery terminal voltage

is less than about 2.1 V 20 per cell, and operate at a trickle charge rate of 100 o 200 HA, when the battery terminal voltage exceeds about 2.25 per cell.

The power unit should have the following: a) Voltmeter 0-30 V b) Ammeter of suitable range c) Indicator lights for mains d) Indicator lights for DC output The preferred nominal DC voltage shall be 24V and shall preferably by isolated (if any

isolated supply is provided a line earthing indicator should also be provided). The DC system and the detection and sounder circuits shall be protected against their

attaining a voltage to earth exceeding 50 V. The connection to the 220 V, 50 Hz, single phase system shall be through a three pin plug

socket especially provided for the connection to the annunciation panel. The connection should in addition utilized for earthing all non-current carrying metal parts of the sprinkler system, except those that are either doubly insulated or mounted at a height exceeding 2.2 mtr.

The battery unit shall be housed in a steel cabinet with suitable mounting at least 2.5 mm

thick suitably painted with two coats of Post Office Red Enamel, necessary vent holes should be provided for proper ventilation.

One battery unit complete with battery charger shall be provided for each control panel.

TECHNICAL SPECIFICATION 1.0 SPECIFICATION FOR HYDRANT SYSTEM 1.1 Piping Work The piping for hydrant system shall be MS medium class up to 150 mm diameter

and 6 mm wall thickness for pipes and above 150 mm dia. The piping shall be of approved make conforming to IS: 1239 Part I. The pipe fittings shall be of wrought or mild steel of heavy class, confirming to IS: 1239-II Mild steel flanges shall be of heavy duty suitable for test pressure of 14 kg./cm2 and shall conform to relevant IS table (IS 6392). Flanges shall be faced and insertion gasket shall be of butyl rubber/neoprene. The joint shall be capable of withstanding welded to each other by qualified welders. The sample of welding shall be subjected to dia penetration test. The welding work shall be commenced only after written approval of the Architect/Employer.

Underground piping shall be coated and wrapped with two coats of coal tar hot

enamel paints and two wraps of reinforced fiber glass tissue and a coat of coal tar enamel paint on the top of wrapping.

Underground piping shall be supported on masonary supporters at every 1.5 metre

interval. The piping shall not be laid less than one meter below the ground level. The trench bed shall be rendered hard and level by ramming of earth. The trench shall be back-filled with stand and loose earth and rammed well.

Above ground piping shall be installed with angle iron supports / anchors / hangers

at regular intervals. The spacing between supports shall not be more than 3.0 meters for straight lengths and supports shall be provided at every Tee/Bend valve so that piping does not bear undue strain during normal operation. All above ground piping including supports / hangers etc. shall be given two coats of post office and colour synthetic enamel painting over a coat of primer after installation and testing.

Pipes shall be of brand new quality with proper making of class of piping and make

of the piping. The piping shall be thoroughly cleaned by flushing of water before the system is commissioned.

1.2 Sluice Valves Sluice valves shall be of cast iron with gun metal trims. Sluice valves of Kirloskar/

Venus shall be supplied. Valves shall conforming PN 1.6 of IS: 780 shall be used. Flanges shall be as per IS:1536 or BS table D. Valve wheel shall have an arrow

engraved or cast there on showing the direction of turning open or close operation. Valves shall be of being locked in open position. Valves which are ISI marked for class PN 1.6 shall only be used. Suitable locking arrangement for valves in OPEN position shall be supplied.

1.3 Non Return Valves Non return valves shall be of cast iron with gun metal trims. The non return valve

shall conform to IS: 5312. Non return valves shall be of flanged type. Spring loaded valves shall not be used. The valves shall be suitable for a working pressure of 15

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Kg/cm2. Wherever higher working pressure is involved NRV conforming to IS: 1868 class 300 shall be used.

1.4 Hydrant Valves (Landing Valves) Landing valves shall be 63mm dia oblique female instantaneous `Morris Pattern

with caps and chains. Landing valves shall conform to IS: 5290 in all respects. Landing valves shall be installed on hydrant risers/down comer at a height of 1.0 to 1.2 mtr. from the floor level. The landing valves shall be connected to the wet riser/dawn comer stand pipes by means of a 100x100x65mm tee the cost of which is deemed to be included in the unit rate for piping.

1.5 Hose Pipes All hose pipes shall be of 63 mm diameter synthetic lined controlled percolation

hose (IS: 8423) or reinforced rubber lined woven jacketed hose conforming to IS: 636-1979 type II. The hose shall be capable of withstanding a water pressure of 17.6 kg/cm2 without undue leakage or seating. Hose shall be provided with instantaneous spring lock couplings. the hose pipe shall be tested for bursting pressure of 37.2 kg/cm2.

1.6 Branch Pipe Nozzle Branch pipes shall be of GUNMATEL with leaded tin bronze ring at the discharge

end to receive the nozzle and provided at the other end with a leaded tin bronze ring to fit into the instantaneous coupling. Nozzle shall be of jet and spray (or fog) type of diameter of not less than 16 mm and not more than 25 mm. Nozzle shall be of leaded tin or bronze or aluminium. Branch pipe and nozzle shall be of instantaneous pattern. Branch pipes and nozzles shall comply with IS: 903-1975.

1.7 Hose Reel The construction and material of hose reel shall conform to IS: 884. Hose reel shall

be 20 mm dia bore. The hose reel shall be of reinforced rubber as per IS: 5132 and of length 36.5 mtr. (120 ft.) and fitted with 6.5 mm dia jet and spray nozzle. The hose reel shall be providing with swinging type reel drum (swing angle 180°C). The reel drum shall be provided with packing gland of gun metal adjustable by means of nuts. The bearings shall be of gun metal. The reel drums shall red enamel painted and bright parts chromium plated.

1.8 Hose Cabinet Hose cabinet shall be glass fronted with hinged door and lock. The cabinet shall be

made of 1.8 mm thick MS sheet and spray painted to post office red colour. The hose cabinet shall comprise of the following:

i. Hose reel of 36.5 mtr. length and drum with swing bracket, suitably

reinforced support and connection to landing valve. ii. 2 lengths of 15 mtr. CANVAS/RRL hose pipes of 63 m dia with couplings.

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iii. Branch pipe and nozzle (one set). iv. 1 No. 63 mm dia oblique pattern instantaneous female lending valves with

caps and chains. v. MS TEEs for connecting landing valves to hydrant header and counter

flanges blot, nuts etc. vi. A suitable size glass fronted MS cabinet duly spray painted to

accommodate (i) to (v) above. vii. Supporting and grouting of cabinet (vi) above. 1.9 ELECTRIC DRIVEN MAIN FIRE PUMP Fire pump shall be electrically driven centrifugal pump of capacity 38 LPS (500gpm)

against 60 mtr. Head. The pump shall be capable of furnishing not less than 150% of the rated capacity at a head of not less than 65% of rated head. The shut off head shall not exceed 120% of the rated head in the case of horizontal pumps.

The pumps shall be automatic in operation and driven by a drip proof squirrel cage

class E insulated electric motor of 60 hp at rated rpm. The construction details of the pumps shall be as follows :

a) Pump Horizontal type b) Casing Cast steel c) Impeller Double inlet enclosed type bronze d) Shaft Stainless steel e) Bearings Heavy duty ball bearings f) Flanges Faced & drilled as per BSS-10 tabled g) Drive Direct drive with flexible couplings h) Bush packing Mechanical seal i) Motor 60 hp drip proof squirrel cage induction motor

suitable for operation in 440 volts, 3 phase, 50 hz, AC supply. Windings shall be vacuum impregnated with heat and moisture resisting varnish and preferably glass fibre insulated.

j) Starting arrangement Automatic starting device with contractor,

pressure switch, air vessel etc. (automatic Star-Delta type)

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k) Control panel Cubical control panel comprising of incoming switch, bus bars, ou 1) Installation Pump and motor set shall be mounted on a

common base plate and installed on a concrete foundation suitable anti-vibration springs shall also be installed to minimize the vibration. The pumpset shall however be factory aligned. The bed plate levels shall be properly fixed at site before the foundation bolts are grouted. The pump motor shall be connected to earth with 2nos. 40x5mm G.I. tapes.

m) Pump accessories Pump sets shall be provided with the

following accessories :

a) Coupling guard b) Air vent for pump casing

c) Pressure gauge on delivery side

d) A 20mm globe valve for testing of

pump automatically.

A provision of water circulating in the volute when all the landing valves are closed.

1.10 AUTOMATIC DIESEL ENGINE DRIVEN PUMPING SET a) The pumping set shall be centrifugal type horizontal fire pump designed to

discharge required quantity of water as per the requirements below and driven by diesel engine of specifications given hereinafter :

Discharge 38 LPS (500 gpm) Head 60 mtr.

b) Direct injection type, compression ignition type running at required design speed

and fitted with fly wheel, coupling and guard, automatically controlled starting motor, spring loaded stop control, oil bath air cleaner, exhaust silencer, cooling system regulator, diesel storage service tank of 200 ltrs. (6 hrs. capacity) with magnetic oil level, indicator, supports, necessary copper fuel oil piping, stop cocks etc. as required, exhaust piping as required from engine to outdoor with double layer asbestos rope insulation. The engine shall be capable of operating on full load continuously for a period of six hours at site elevation. The engine shall have speed governor to control the engine speed within 5% of its rated speed under any conditions of the loading. Any manual device fitted to the engine, which could prevent the engine from starting shall return automatically to the normal position. The engine shall be provided with a tachometer to indicate the speed. A hour meter

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shall be provided to record cumulative operation of the diesel engine. A residential silencer shall be provided in the exhaust piping to restrict the noise of engine within permissible limits.

c) Cooling system of the engine shall conform in all respects to specifications of rules

of TAC. d) Fuel tank shall be of welded steel confirming relevant Indian standard. The tank

must be mounted above engine fuel pump to provide a gravity feed. The tank must be fitted with magnetic indicator showing the level of the fuel in the tank. The capacity of the tank shall be sufficient to allow the engine to run on full load for 3 hours or minimum 200 ltrs.

e) STARTING MECHANISM

Two separate methods of starting shall be provided follows : Automatic starting by means of a battery powered electric starter motor having repeat start facilities, initiated by a fall in the pressure in water supply pipe to hydrant or sprinkler installation. Manual starting by electric start motor.

f) CONTROL PANEL Control panel shall comprise of the following: i) One pressure switch ii) One electronic calibrated relay iii) One starter repeater relay. iv) Push button operated switch for manual starting. g) BATTERIES Two separate 24 bolt heavy duty starter batteries of reputed make in wood tray

including inter-battery connectors and end terminate shall be supplied for starting of diesel pump.

h) BATTERY CHARGER

Wall mounted battery charger with air-cooled transformer and full valve bridge connected rectifier, suitable for operation on SP 230V, 50 hz supply shall also supplied.

i) The diesel engine and pumpset shall be supplied with one fabricated bed plate to

carry pump and engine. j) Suitable cushy foot mountings for vibration isolation shall also be supplied.

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k) Installation shall be as specified under ‘Electric Pump’. 1.11 JOCKEY PUMP

The jockey pump shall be similar in construction as main fire pump. The jockey pump shall be capable of meeting line pressure drop of 0.35 kg/sq.cm. (5 psi). The jockey pump shall cut in approximately 0.35 kg/sq.cm. below the normal system pressure and cut out at normal system pressure.

Jockey pump shall have the following characteristics: a. Discharge 3 LPS b. Head 60 mtr. c. Motor hp 15 hp The pump shall have the following accessories : a. Coupling & guard

b. Air vent on casing

c. Pressure gauge on delivery side with gauge cock.

d. Automatic starting & stopping by means of magnetic pressure switch (starter is part of control panel)

1.12 Air Cushion Tank Every wet riser shall be provided with an air cushion tank at its top most point. The

air cushion tank shall be provided with an automatic air release cock, 20 mm dia drain pipe, drain valve and a shut off valve as shown in the sketch.

1.13 Yard Hydrant Yard hydrant shall comprise of a 80 mm dia MS stand pipe, flange riser. CI/MS duct

foot bend, sluice valve of 80 mm. dia with surface box, comparison flanges, 63 mm dia instantaneous morris type landing valve etc. and a cabinet type glass fronted box to accommodate all above. The yard hydrant shall be painted `post office red' enamel and enclosed in masonry wall. The cabinet shall be provided with a suitable lock. The thickness of sheet of cabinet shall be min. 1.8 mm.

1.14 Fire Brigade Inlet Connection Fire brigade inlet connection to system shall comprise for instantaneous pattern

63mm dia male inlets with caps and chains complete with a 100mm MS header, 100mm sluice valve, non return valve housed in a MS cabinet with glass fronted door. The cabinet shall be suitable for recess mounting and provided with locking

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device. The cabinet shall be made of 1.8 mm thick MS sheet and painted with `Post office red' enamel.

1.15 Testing After laying and jointing, the piping shall be pressure tested by hydrostatic method.

The piping shall be slowly filled with water in order to expel the air. The piping shall than be allowed to stand full of water for 24 hours. Any leakage or else where shall be rectified.

The pressure shall then be applied by means of a test pump (either hand operated

or power operated). The test pressure shall not be less than 1.5 times the working pressure of the system. However, the test pressure may not exceed 12.0 kg./ in any case.

Pressure gauges used for the test shall accurate and shall preferably have been

recalibrated before test. Capacity of pumps shall be checked with respect to the contractor's piping and equipment layout.

_ Test shall be conducted to determine the delivery head, flow and BHP of

pumps after installation. The test results shall correspond to the contract ratings and performance curves. All the leaks and defects in joints revealed during the testing shall be rectified to the satisfaction of the owner / Architects. The system shall also be tested for its desired performance and function by opening hydrant valves on each floor when landing valves on floor below are in open condition. The pressure setting of automatic starting device for fire pump shall also be checked for its correct operation. The test results shall be recorded and counter signed by the Owners / Architects representatives and submitted in triplicate for approval of the Architects.

_ A suitable orifice plate with shut off valves and balancing valves, rotameter /

manometer shall be employed for determining the rated capacity against discharge head specified.

Documents

B.O.Q. FOR FIRE FIGHTING INSTALLATION WORKS OF … BOQ.pdf · of electrical hydrant pump. Jockey pump, diesel engine fire pump. All the components shall be housed in 2 mm thick CRCA