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About American Hydrotech
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Project Details

I-90 Extension Lid

Location: Seattle, WA
Completion Date: 1989
Market Sector: Civil Engineering

Project Team

Owner: Washington State Department of Transportation
Architect: H.N.T.B. / Arai Jackson
Contractor: Kiewit Construction

Product Info

Waterproofing
Waterproofing Size: 900,000 sqft.

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