Oak Harbor Clean Water Facility

City Council Workshop - April 16, 2014

Agenda

• Milestones – Where we’ve been • Schedule – Where we’re going • Siting Factors – Challenges • Concept Illustrations – Opportunities • Charrette – Getting involved

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Milestones

• 2008 – Sewer Comp Plan Identified Need • December 2010 – Started Facilities Plan • August 2012 – Selected Windjammer Vicinity • November 2013 – Facilities Plan Approved • January 2014 – Navy non-committal • February 2014 – Cultural Resource Investigation • March 2014 –Purchased property • March 2014 – PRC approved GC/CM application

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2014 2015 2016 2017

Activity Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

GC/CM Selection Process

GC/CM Contract Negotiation

GC/CM Notice-to-Proceed

Preliminary Design (Equipment Procurement)

Design Development (30% Detail)

Design Development (60% Detail)

Design Development (90% Detail)

Final Design

Early Sitework Construction (Tentative)

WWTP Construction

WWTP Commissioning

WWTP Final Completion

Outfall Permitting/Design (99%)

Outfall 100% Design/Bid

Outfall Construction

Schedule

GC/ CM

Design

Construction

Outfall Construction

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Windjammer Vicinity

EXISTING TREATMENT PLANT

ACQUIRED PROPERTY

Siting Factors

• Technical Factors – Required/desired for the new treatment facility to

work properly in the Windjammer Vicinity

• Supplemental Factors – Required/desired to gain the highest benefit for

the community

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Technical Factors

(no particular order) Transportation Integrate with long-term transportation plan

Business Parking Retain minimum parking spaces required by Code

Geotechnical Minimize structures on deeper, poor soils

Cultural Risk Minimize excavation in higher-risk areas

WWTP Access Provide suitable ingress/egress to facility

WWTP Footprint Provide suitable area for facility (± 2.5 acres)

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Supplemental “Site” Factors

(no particular order) Park Impact Minimize impact on Windjammer Park space

Site “Amenities” Allow for additional amenities now, in future

Ball Fields Evaluate impact on existing fields

Park Access Improve pedestrian access to Windjammer Park

Commercial Value Enhance frontage, access, lot configuration

Added Parking Retain/increase parking for peak demands

“Fix” Intersections Correct traffic flow at current intersections

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Illustration of Technical Factors

EXAMPLE 2.5 ACRE

FOOTPRINT

?

Illustration of Supplemental Factors

EXAMPLE 2.5 ACRE

FOOTPRINT

FIX

PARK ACCESS

Illustration of Site Concept 1

FIX

Technical Supplemental Site

X

XX

?

??

Illustration of Site Concept 2

PARK ACCESS

Technical Supplemental Site

X

? ?

?

Park Impact

Site “Amenities”

Ball Fields

Park Access

Commercial Value

Added Parking

“Fix” Intersections

Transportation

Business Parking

Geotechnical

Cultural Risk

WWTP Access

WWTP Footprint

Have we considered the appropriate “Siting Factors”? Technical Supplemental Site

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Final Siting Approach

1. Identify factors that must be

considered All

2. Develop site alternatives

Charrette

3. Evaluate cost, risk, long-term

benefit Staff

4. Select final alternative

Council (with public Input)

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2014 2015 2016 2017

Activity Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

GC/CM Selection Process

GC/CM Contract Negotiation

GC/CM Notice-to-Proceed

Preliminary Design (Equipment Procurement)

Design Development (30% Detail)

Design Development (60% Detail)

Design Development (90% Detail)

Final Design

Early Sitework Construction (Tentative)

WWTP Construction

WWTP Commissioning

WWTP Final Completion

Outfall Permitting/Design (99%)

Outfall 100% Design/Bid

Outfall Construction

Charrette

“Siting” Charrette May 15, 2014

“Design “Charrette February 2015

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Sign up to participate!

FACILITY SITING CHARRETTE DATE: May 15, 2014 CONTACT: John Piccone (360) 914-7000 or treatmentplant@oakharbor.org

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Questions?

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