Projects Archive

  • Work Performed

    Pilot study for dredging and active placement of ENR and ENR+AC materials to evaluate the effectiveness of ENR+AC compared to […]


    • Location: Seattle, WA
    • Contract: < $3M
    • Dates: May-2016 - May-2017

    Full Description

    Lower Duwamish Waterway Enhanced Natural Recovery/Activated Carbon Pilot Study for Contaminated Sediment Cleanup

    Seattle, WA

  • Work Performed

    The City of Valdez New Harbor Development is a multi-year, phased project that will provide new harbor facilities and parking, […]


    • Location: Valdez, AK
    • Contract: < $3M
    • Dates: Jul-2017 -

    Full Description

    Valdez Phase 2 New Harbor Development

    Valdez, AK

  • Work Performed

    Replace single-span, 61-ft timber stringer bridge built in 1976 over Howard Creek, located at mile 9 along Index-Galena Road, with […]


    • Location: Gold Bar, WA
    • Contract: < $3M
    • Dates: Oct-2016 - January-2019

    Full Description

    Howard Creek Bridge Replacement

    Gold Bar, WA

  • Work Performed

    Design-build installation and removal of 1.3 mile long pile-supported work trestle, large diameter drilled shaft installation, and marine heavy lift […]


    • Location: Seattle, WA
    • Contract: $10-20M
    • Dates: Jul-2014 - Jul-2018
    • Client: Flatiron West, Inc.

    Full Description

    SR520 W Montlake to Evergreen Point Bridge Approach Bridge North

    Seattle, WA

  • Work Performed

    Work involves removal and reinstallation of seaplane float, installation of rock for rubble mound breakwater including Class II thru IV […]


    • Location: Haines, AK
    • Contract: $10-20M
    • Dates: Nov-2016 -

    Full Description

    Portage Cove Harbor Expansion

    Haines, AK

  • Work Performed

    Removal of the Tug Powhatan,an 81-foot vessel owned by Samson Tug and Barge Company that had been out of service […]


    • Location: Sitka, AK
    • Contract: < $3M
    • Dates: May-2017 - June-2017
    • Client: Alaska Commercial Divers, Inc.

    Full Description

    Powhatan Wreck Removal

    Sitka, AK

  • Work Performed

    Design-Build installation of a 300-ft long sheet pile cofferdam including dewatering and 60’x135′ pile-supported work trestle and dredge support and […]


    • Location: Ione, WA
    • Contract: < $3M
    • Dates: Jul-2016 - Jul-2018
    • Client: James W. Fowler Co.

    Full Description

    Box Canyon Dam Upstream Fish Passage

    Ione, WA

  • Work Performed

    Contracted to furnish and install all components of the marine habitat. Included construction and installation of 2,000 LF of marine […]


    • Location: Seattle, WA
    • Contract: $5-10M
    • Dates: Nov-2013 -
    • Client: Mortenson/Manson, JV.

    Full Description

    Elliott Bay Seawall Replacement

    Seattle, WA

  • Work Performed

    Remove and salvage existing Class “B” armor rock along the existing fill area to modify the existing armor rock slope […]


    • Location: Chignik, AK
    • Contract: < $3M
    • Dates: Feb-2016 - Oct-2017
    • Contact: Todd Boris, PE

    Full Description

    Chignik Public Dock

    Chignik, AK

  • Work Performed

    Removal of four undersized ship-to-shore (STS) container cranes from T18 and T46 in the North Harbor. On-site disassembly was performed […]


    • Location: Seattle, WA
    • Contract: $3-5M
    • Dates: Dec-2018 - Apr-2019
    • Contact: Ralph Graves

    Full Description

    Terminal 18 & 46 Removal of Ship-to-Shore Container Cranes

    Seattle, WA

  • Work Performed

    Demolition and reconstruction of existing timber trestle Pier 62 and a portion of Pier 63, including, utility, roadway, and surface […]


    • Location: Seattle, WA
    • Contract: $20-50M
    • Dates: Nov-2017 - Summer-2019
    • Contact: Nancy Locke

    Full Description

    Pier 62/63 Rebuild Phase 1 – Habitat and Alaskan Way Improvements

    Seattle, WA

  • Work Performed

    Colman Dock is WSF’s largest and busiest ferry terminal supporting transportation across Puget Sound between downtown Seattle and communities in […]


    • Location: Seattle, WA
    • Contract: >$50M
    • Dates: 2017 - 2023

    Full Description

    SR519 Seattle Multimodal Terminal at Colman Dock

    Seattle, WA

  • Work Performed

    The Test Pile Program at the Port of Seattle’s Terminal 5 located along the Duwamish Waterway is in preparation of the […]


    • Location: Seattle, WA
    • Contract: < $3M
    • Dates: Jan-2016 - Mar-2016
    • Contact: Paul Powell Jr.

    Full Description

    Terminal 5 Test Pile Program

    Seattle, WA

  • Work Performed

    The Don Statter Harbor supports recreational and commercial vessel fleets in Auke Bay. The Master Plan envisioned reconfiguration and expansion […]


    • Location: Juneau, AK
    • Contract: < $3M
    • Dates: May-2012 - October-2013
    • Contact: Gary Gillette

    Full Description

    Statter Harbor Moorage Improvements

    Juneau, AK

  • Work Performed

    Installation of seasonally removable fenders and ladders for Nome bulkheads, replacing fendering systems damaged by ice along the East and South […]


    • Location: Nome, AK
    • Contract: < $3M
    • Dates: Aug-2013 - Feb-2015

    Full Description

    Fender, Ladder, and Harbor Lighting Foundation

    Nome, AK

  • Work Performed

    Demolition and removing of existing floating docks and utilities and installation of new in kind. Portions of the existing electric […]


    • Location: Hydaburg, AK
    • Contract: < $3M
    • Dates: Jan-2013 - Jun-2013

    Full Description

    Hydaburg Small Boat Harbor Renovation

    Hydaburg, AK

  • Work Performed

    Retrofitted 230-ft x 60-ft barge for floating extension to a cruise ship berth. Involved construction of new and retrofitted dolphins, […]


    • Location: Skagway, AK
    • Contract: $3-5M
    • Dates: Sep-2012 - May-2013
    • Contact: Ed Hanousek

    Full Description

    Railroad Dock Floating Dock

    Skagway, AK

  • Work Performed

    Replace timber trestle pile with new pile. Also included replacing the Slip 3 timber overpass walkway, asphalt paving, and other […]


    • Location: Seattle, WA
    • Contract: < $3M
    • Dates: Aug-2012 - Feb-2013
    • Contact: Barbara Olsen

    Full Description

    SR 519 Seattle Timber Trestle Preservation

    Seattle, WA

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