HomeMy WebLinkAbout0 - PresentationA
OCSD Ocean
Outfall
Repair
Project
Jim Herberg, Assistant General Manager
Orange County Sanitation District
November 8, 2011
OCSD Service Area
463 square miles
207 million gallons per day
2.5 million population
21 cities, 3 special districts
579 miles sewer lines
15 • pumping facilities
a
2 treatment plants Park
a Palma
Cypress
La Habra
Brea
Orang
Count
Fullerton Yorba,Linda
Placentia i �
I ri MiT�ii
Los Stanton
,Alamitos
Garden G
teal Westminster
Beach'
.G 1 •
Reclamation
Plant No. 1
Fountain/
• Valley
Huntington i •
geach�
>/ Costa
Mesa
Treatment
Pacific Plant No. 2
Ocean
• •
Ocean Pipeline
Anaheim
Villa
Park
O
Na-
i Ana
Tustin
•
•
Irvine
lewport
Beach
OC Sanitation District
♦Treats about 210 mgd. 60 -70 mgd is
recycled.
• Discharges about 150 mgd through a
120 -inch diameter, five mile outfall
(long outfall)
♦ Maintains an emergency one -mile
outfall (short outfall)
Purpose of Project
♦ Rehabilitation of the 5 -mile outfall
system to make corrosion repairs
♦ Additional inspection, condition
assessment and rehabilitation to
ensure integrity and maintain reliability
and functionality of the outfall system
♦ Prevent system failure and spills
a
0
9
0
Beach Box
Short Outfall
Surge Tower 1"
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s _
Surge
Tower 2
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2 4
3
Long Outfall
2
____
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Buried, land- portion of
outfall pipe to be rehabilitated
A
Outfall
i
Ah
Short Outfall
Buried, land- portion of
outfall pipe to be rehabilitated
mm"s
Surge To
r. Surge Tower 2
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A\ i T:
Beach Box
Long Outfall
Ah
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Short Outfall Surge Tower 1
Surge Tower
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Buried, land- portion of
outfall oioe to be rehabilitated
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Key Issue: Marine
Environment /Water Quality
♦ Water quality
♦ Marine environment
♦ Technical Studies underway include
♦ Near -field and far -field ocean current modeling from
short outfall
♦ Near -shore water quality modeling
♦ Phytoplankton study
'v Issuem. Beach Bioloe
r
HUNTINGTON STATE BEACH
LEAST TERN
NATURAL PRESERVE
s
r'
Key Issue: State Beach
♦Aesthetics L,
♦ Recreation
♦ Bike Trail
AL
_�-
♦ Parking /Beach Accessibility
♦ Beach Water Quality
Key Issue: Construction
Impacts
♦ Access
♦ Aesthetics
♦ Air Emissions
♦ Noise
♦ Light and Glare
♦ Traffic
Project Schedule
♦ Notice of Preparation
♦ Public Draft EIR
♦ Review period
♦ Certification of E I R
♦ Construction
August 8, 2011
November 2011
Nov — Dec 2011
January 2012
Fall of 2012
or Winter of 2014
Questions
Orange County Sanitation District
www.ocsd.com
Beach Box Rehabilitation
Options
A. Carbon Fiber Reinforced Polymer
(CFRP) Liner
B. Fiberglass Pipe Insert
C. Steel Pipe Insert _, e
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