HomeMy WebLinkAboutC6.02_Pressure Irrigation Irrigation Plan Pressure Irrigation Notes: �,�_„
1. INSTALL ALL CROSSINGS OF THE PUBLIC RIGHTS-OF-WAY, PRIVATE ROADWAYS j ���'�' T H E
AND TRAVELWAYS WITH PRESSURE IRRIGATION AT A MAXIMUM DEPTH OF L AN D
TWO-AND ONE-HALF(2-1/2) FEET AND IN AN AWWA C-900 PIPE SLEEVE WITH .
LOCATOR WIRE.THE PUBLIC WORKS DEPARTMENT AND ACHD SHALL INSPECT ALL . GROUP
CROSSINGS PRIOR TO BACKFILLING.
2. THE HORIZONTAL SEPARATION OF POTABLE WATER MAINS AND NON-POTABLE
WATER MAINS (SANITARY SEWER, STORM DRAIN,AND IRRIGATION) SHALL BE A
MINIMUM OF TEN (10) FEET.WHERE IT IS NECESSARY FOR A POTABLE WATER MAIN
AND NON-POTABLE WATER MAIN TO CROSS WITH LESS THAN EIGHTEEN (18)
INCHES OF VERTICAL SEPARATION,THE CROSSING SHALL BE CONSTRUCTED IN
ACCORDANCE WITH SECTION 542.07 OF THE IDAHO RULES FOR PUBLIC DRINKING
WATER SYSTEMS (IDAPA 58.01.08)AND SECTION 430.02 OF THE WASTEWATER
RULES (IDAPA 58.01.16).
3. THE HORIZONTAL SEPARATION OF NON-POTABLE SERVICES AND POTABLE WATER
SERVICES OR POTABLE WATER MAINS SHALL BE A MINIMUM OF SIX(6) FEET.
WHERE IT IS NECESSARY FOR A POTABLE WATER MAIN AND NON-POTABLE WATER
MAIN TO CROSS WITH LESS THAN EIGHTEEN (18) INCHES OF VERTICAL SEPARATION,
THE CROSSING SHALL BE CONSTRUCTED IN ACCORDANCE WITH SECTION 542.07 OF
THE IDAHO RULES FOR PUBLIC DRINKING WATER SYSTEMS (IDAPA 58.01.08)AND
SECTION 430.02 OF THE WASTEWATER RULES (IDAPA 58.01.16).
4. INSTALL FINDER TAPE WITH ALL IRRIGATION MAINS. TAPE SHALL BE TWO (2)
INCHES WIDE, METALLIC RED IN COLOR,WITH THE WORDS DANGER-UNSAFE
WATER OR NON-POTABLE WATER CLEARLY MARKED ALONG ITS LENGTH. PLACE
THE TAPE BETWEEN SIX(6) INCHES BELOW THE SURFACE AND EIGHTEEN (18)
INCHES ABOVE THE TOP OF THE PIPE.
5. LABEL ALL IRRIGATION RISERRS AND FAUCETS WITH DURABLE TAGS CARRYING THE
WARNING DANGER-UNSAFE WATER OR NON-POTABLE WATER.
6. LABEL ALL VALVE BOXES AND VAULTS WITH DURABLE TAGS CARRYING THE
WARNING DANGER-UNSAFE WATER OR NON-POTABLE WATER.THE VALVES AND
BOXES ARE TO BE LOCATED A MINIMUM OF TEN (10) FEET OUTSIDE OF THE PUBLIC
RIGHT-OF-WAY, PRIVATE ROADWAYS AND TRAVELWAYS.
7. INSTALL A REDUCED PRESSURE BACKFLOW PREVENTER IN ANY CONNECTION
CIO V BETWEEN THE POTABLE WATER SYSTEM AND THE PRESSURE IRRIGATION SYSTEM. N
THE DEVICE MUST BE APPROVED BY THE IDAHO DEPARTMENT OF ENVIRONMENTAL
QUALITY(DEQ)AND THE CITY OF MERIDIAN WATER DEPARTMENT.
8. ALL PRESSURE IRRIGATION PIPE SHALL BE CONSTRUCTED TO SLOPE TO DRAINS y
AND/OR PUMP-OUT STATIONS AS SHOWN ON THE PLANS
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9. ALL WORK SHALL BE COMPLETED IN ACCORDANCE WITH NAMPA-MERIDIAN \
.� IRRIGATION DISTRICT STANDARD SPECIFICATIONS FOR IRRIGATION DISTRIBUTION
cc I / SYSTEMS.
' 10. PRESSURIZED IRRIGATION SYSTEM IS AN EXTENSION OF THE EXISTING SOUTHRIDGE
/ SUBDIVISION PHASE 1 SYSTEM. E
' 10.1. SYSTEM IS OWNED AND OPERATED BY THE SOUTHRIDGE HOME OWNER'S \
1 I ASSOCIATION. DEVELOPER IS IN DISCUSSIONS WITH NAMPA-MERIDIAN
I IRRIGATION DISTRICT REGARDING POTENTIAL OF TRANSFERRING SYSTEM TO O
' \ N.M.I.D.
o 10.2. SYSTEM IS CONNECTED TO CITY OF MERIDIAN POTABLE WATER SYSTEM FOR O
C / / SECONDARY SOURCE.
CA
o INSTALL 6"GATE VALVE ' I �i , O Sheet Notes:
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i 1. THE LOCATIONS OF EXISTING UNDERGROUND UTILITIES ARE SHOWN IN APPROPRIATE
H y , LOCATIONS. THE CONTRACTOR SHALL DETERMINE THE EXACT LOCATION OF ALL
I & • \ EXISTING UTILITIES BEFORE COMMENCING WORK. HE AGREES TO BE FULLY also
� B12 L1 � �-�'• � � �O �Q RESPONSIBLE FOR ANY AND ALL DAMAGES WHICH MIGHT OCCUR BY HIS FAILURE TO
EXACTLY LOCATE AND PRESERVE ANY AND ALL UNDERGROUND UTILITIES.
2. SEE SHEET C6.03 FOR NAMPA-MERIDIAN IRRIGATION STANDARD DETAILS.
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Keynotes:
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INSTALL 6"GATE VALVE \.\ P1 POTABLE WATER MAIN CROSSING-SEE NOTE NO. 3 ON THIS SHEET. O p
Q� 1310 L4 p[
/ C900 PVC SLEEVE/CONDUIT. DIAMETER SHALL BE TWO TIMES THE y
INSTALL 4"GATE VALVE01 e a DIAMETER OF THE PRESSURE IRRIGATION MAIN. '
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X \ P3 PROTECT IN PLACE ALL EXISTING UNDERGROUND UTILITIES AND SURFACE
APPURTENANCES. LOCATE ALL EXISTING UTILITIES PRIOR TO Revisions
CONSTRUCTION. CALL 811 PRIOR TO CONSTRUCTION.
1. AGENCY COMMENTS 07-28-25
P1 /
P4 INSTALL PRESSURE IRRIGATION RISERR CONNECT TO EXISTING 4-IN PI. SEE
d' P2 B10
INSTALL 4"GATE VALVE SHEET C6.03 FOR DETAILS
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INSTALL 4"GATE VALVE B10 L2
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P2 INSTALL 4"GATE VALVE
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0712512025
Project No.: 121172
Date of Issuance: 07-28-2025
N Project Milestone: PERMIT SUBMITTAL
Q Pressure Irrigation
Irrigation Plan
SET Irri ation Plan 6°' 12°'
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Horizontal Scale: 1" = 60'
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