SEWater 12a - MRWA
Transcript of SEWater 12a - MRWA
FIRE SPRINKLER & HYDRANT SERVICE SINGLE CHECKDETECTOR ASSEMBLY (TESTABLE)
(NO BOOSTER PUMPS) TYPICAL ARRANGEMENT
DRAWING NUMBER: SCALE: DATE:
12A NOTTO
SCALEAUGUST
2019
STANDARD LEGEND
L.S. Line Strainer
Single Check DetectorAssembly Testable
Single Check Valve Testable
Backflow PreventionDevice
(Testable or Non-Testable)
S.P. Straight Piece
B.P.D.
S.C.V.T
S.C.D.A.T.
T.F. Testing Ferrule
D.B. Dirt Box
V Valve
M Meter
PLANDRINKING WATER MAIN
PROPERTY BOUNDARY1 2
3 3
FIREHYDRANT
FIRESPRINKLER
GENERALSERVICE
6
5
8
8
4
3
3
10
9
SPRINKLER SYSTEMS DESIGNED TO AS2118.424:124:1
24:124:1
1 - 60º C1 - 60º C1 - 60º C
1 - 60º C1 - 60º C1 - 60º C
24:124:1
24:124:1
MINIMUM SINGLE CHECK DETECTOR ASSEMBLY(TESTABLE)
METERS 50mm AND ABOVE TO BE INDEPENDENTLYSUPPORTED FROM PIPE WORK
3
1 & 2 REFER TO DRAWING 17
4
6
5
7
9
8
10
ITEMNO. DESCRIPTION
SCHEDULE OF ITEMS
ISOLATING VALVE
WATER METER FOR GENERAL SERVICE
LOCKABLE BALL VALVES WITH A003 KEYED LOCKS
APPROVED BFD
ISOLATING VALVE. IF BUTTERFLY VALVETO BE GEAR SHUT TYPE (RESILIENT SEATED)
VALVE TO CONFORM TO AS/NZS2845
25mm DUAL CHECK VALVE AS MINIMUM
25mm BYPASS METER SUPPLIED BY WATER CORPORATION.
SEE GENERAL NOTES FOR FURTHER INFORMATION
83
9
5
6
5
FLOW
88
3
4
150mm - 2.0m PRO
PERTY BO
UN
DAR
Y
1 & 2 FROM WATER MAINREFER TO DRAWING 17
APPROVEDMATERIAL
150mm MIN.300mm MAX.MAY BE EXTENDEDTO 1.5m WITH PRIORWATER CORPORATIONAPPROVAL.
CONCRETEBLOCK
ASSEMBLYSUPPORTBRACKET
7
3
3
APPROVEDMATERIAL
FIREHYDRANTSERVICE
FIRESPRINKLER
SERVICE
FOR DETAILS OF GENERALWATER VALVING ARRANGEMENTS
SEE DRAWING NUMBERS 1 - 7