MEMO TO: Members of the City Council
FROM: Mayor John Marchione
SUBJECT:
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Approval of Agreement with Osborn Consulting, Inc., in an Amount Not-to-Exceed $180,000 for Alternatives Analysis, Preliminary Design Services and Permitting for Smith Woods Pond/Stream Rehabilitation
I. RECOMMENDED ACTION
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Approve a consultant agreement with Osborn Consulting Inc. for alternatives analysis, preliminary design services and permitting for the Smith Woods Pond / Stream Rehabilitation, Project No. 20021811, in an amount not to exceed $180,000, and authorize the Mayor to sign the Agreement. Authorize staff to secure property rights necessary (if any) to construct and maintain the project.
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II. DEPARTMENT CONTACTS
Rachel Van Winkle, Parks Director 425-556-2334
Kristi Wilson, Public Works Director 425-556-2529
Rob Crittenden, Project Manager / PW Construction 425-556-2838
III. DESCRIPTION/BACKGROUND
Smith Wood Park includes a Class 2/3 stream (headwater to Monticello Creek) which flows into a small pond that was built by the former owner before the City secured the parcels in 2000 and 2011. Site reconnaissance completed in 2015 as part of the Monticello Watershed Restoration Plan identified sinkholes in the berm forming the pond. At the recommendation of geotechnical engineers at Golder, the City completed an emergency project in December 2015, cutting a temporary channel to reduce pond volume to eliminate the immediate risk of berm failure. As a follow-up to that emergency repair, streambed cobble was later placed to stabilize the temporary channel. The Washington Department of Fish and Wildlife (WDFW) permit, for the emergency repair, requires building a fish-passable channel by 2021.
The project will be a cooperative effort between the Parks Department and the Environment and Utilities Services Division of Public Works. Funding has been budgeted from both Parks and the Stormwater CIP for design and construc...
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