HomeMy WebLinkAboutX2021-0809 - Misc (3)
Arroyo Irrigation
27762 Antonio Parkway L1-308, Ladera Ranch, CA 92694
ArroyoIrrigation.com • Tel: 949.430.7030
Gcollins@ ArroyoIrrigation.com
1
May 11, 2022
Nanor Jamakordzian-Tabib
5000 Birch St., Suite 9300
Newport Beach, CA 92660
RE: 4699 Jamboree, Newport Beach
Dear Nanor:
Enclosed is the irrigation audit report for the newly installed irrigation system at Koll Center Newport
located at 4699 Jamboree, Newport Beach, Ca.
Please let us know if you have any further questions or concerns.
Sincerely,
Garry Collins, ASIC, CLIA, Water Sense Partner
Principal, Arroyo Irrigation, Inc
CLIA Certification ID#: 73452
Arroyo Irrigation
27762 Antonio Parkway L1-308, Ladera Ranch, CA 92694
ArroyoIrrigation.com • Tel: 949.430.7030
Gcollins@ ArroyoIrrigation.com
2
Koll Center Newport
– Streetscape
4699 Jamboree,
Newport Beach, Ca
Irrigation audit
May 11, 2022
Arroyo Irrigation
27762 Antonio Parkway L1-308, Ladera Ranch, CA 92694
ArroyoIrrigation.com • Tel: 949.430.7030
Gcollins@ ArroyoIrrigation.com
3
Introduction
The purpose of the irrigation audit is to evaluate the installation and performance of the newly installed
irrigation system with respect to its efficient application of water as a condition for final building
permits.
The irrigation system was observed on Wednesday, May 11, 2022. The installing contractor was present
during the audit.
The weather during the audit was 70 degrees, sunny, and no wind.
Arroyo Irrigation
27762 Antonio Parkway L1-308, Ladera Ranch, CA 92694
ArroyoIrrigation.com • Tel: 949.430.7030
Gcollins@ ArroyoIrrigation.com
4
Irrigation Audit
Controller
A new Hydropoint ET Pro3, 24 station conventional wire smart controller was installed. The irrigation
controller was mounted outside the building with a rain sensor.
Arroyo Irrigation
27762 Antonio Parkway L1-308, Ladera Ranch, CA 92694
ArroyoIrrigation.com • Tel: 949.430.7030
Gcollins@ ArroyoIrrigation.com
5
Controller Programs
A single program is currently setup in the irrigation controller.
Program (As of 5/11/22):
Program: A
Program Start Time: 1:00 am
Program Days: Optimized by Weathertrak
Station Time
(Minutes)
Station Time
(Minutes)
1 25
2 26
3 27
4 8.7 - 4x 28
5 8.7 - 4x 29
6 7.0 - 5x 30
7 7.5 - 4x 31
8 7.5 - 4x 32
9 8.2 - 4x 33
10 8.0 - 4x 34
11 9.1 - 3x 35
12 8.5 - 3x 36
13 37
14 38
15 39
16 40
17 41
18 42
19 43
20 44
21 45
22 46
23 47
24 48
Arroyo Irrigation
27762 Antonio Parkway L1-308, Ladera Ranch, CA 92694
ArroyoIrrigation.com • Tel: 949.430.7030
Gcollins@ ArroyoIrrigation.com
6
Point of Connection (POC)
The following equipment consist of the point of connection for the irrigation system:
Reduce Principle Backflow Device:
Type: Febco 825Y
Serial Number: J049897
Master Valve:
Type: Superior
Size: 2”
Flow Sensor:
Type: Data Industrial
Size: 2”
Arroyo Irrigation
27762 Antonio Parkway L1-308, Ladera Ranch, CA 92694
ArroyoIrrigation.com • Tel: 949.430.7030
Gcollins@ ArroyoIrrigation.com
7
Irrigation Recommendations and Changes
During the irrigation audit, no overspray was observed from the drip irrigation. The irrigation system
was observed to have the following issues:
Recommendations:
A drip flush valve was found to be open during the irrigation audit. Contractor closed the flush valve.
No other issues were found during the irrigation audit.
Arroyo Irrigation
27762 Antonio Parkway L1-308, Ladera Ranch, CA 92694
ArroyoIrrigation.com • Tel: 949.430.7030
Gcollins@ ArroyoIrrigation.com
8
Conclusion
The installed irrigation system meets standard irrigation practices for commercial irrigation systems.
The contractor will coordinate with the owner to input the maturity irrigation schedules into the
irrigation controller.
Respectfully submitted,
Garry Collins, ASIC, CLIA, Water Sense Partner
Principal, Arroyo Irrigation, Inc
CLIA Certification ID#: 73452
Arroyo Irrigation
27762 Antonio Parkway L1-308, Ladera Ranch, CA 92694
ArroyoIrrigation.com • Tel: 949.430.7030
Gcollins@ ArroyoIrrigation.com
9
Arroyo Irrigation
Email: Gcollins@ArroyoIrrigation.com
Office: 949.430.7030
Cell: 562.773.2722
Website: ArroyoIrrigation.com
Mailing Address: 27762 Antonio Parkway Suite L1-308, Ladera Ranch, CA 92694