Our Projects
IPL Section 19 Long Tunnel Crossings Project
Contractor: Traylor-Sundt Joint Venture
Location: Trinidad, Texas
Duration: May 2023 - Present
RiverRenew CSO Project
Contractor: Traylor-Shea Joint Venture
Location: Alexandria, VA
Duration: September 2022 - Present
Seattle Water Quality Project
Contractor: Lane Construction
Location: Seattle, WA
Duration: November 2021 - June 2023
Blacklick Creek Sanitary Interceptor Sewer
Contractor: Jay Dee Contractors
Location: Columbus, OH
Duration: 2019
Northgate Link
Contractor: JCM Northlink
Location: Seattle, WA
Duration: 2014 - 2016
SR 99 - Alaskan Way Vivaduct Replacement ("Bertha")
Contractor: Seattle Tunnel Partners
Location: Seattle, WA
Duration: September 2013
New York Harbor Water Siphon Replacement
Contractor: Tully-OHL Joint Venture
Location: Staten Island, NY
Duration: 2012 - 2015
Central Subway
Contractor: Barnard-Impregilo-Healy Joint Venture
Location: San Francisco, CA
Duration: 2011 - 2014
Balch Consolidation Conduit Shafts and Pipeline
Contractor: James W. Fowler Co.
Location: Portland, OR
Duration: 2011
East Side CSO
Contractor: Kiewit-Bilfinger Berger Joint Venture
Location: Portland, OR
Duration: 2006 - 2011
West Side CSO
Contractor: Impregilo-Healy Joint Venture
Location: Portland, OR
Duration: 2002 - 2006
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