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.
 
 
 
  
 
