FHWA Director Mendez was on hand last month as WSDOT broke ground on the SR 99 tunnel, also known as the Alaskan Way Viaduct Replacement Tunnel. The project is expected to cost upwards of $2B and be completed in 2015. [Source: Roads And Bridges via ASCE SmartBrief. Image: WSDOT]
Related Articles
Bertha TBM Won’t Resume Drilling Until March 2015
April 22, 2014
rockman
Project Related
Comments Off on Bertha TBM Won’t Resume Drilling Until March 2015
Viaduct Inspections Show Settlement Problems Long Before Tunneling
February 19, 2015
rockman
Project Related
Comments Off on Viaduct Inspections Show Settlement Problems Long Before Tunneling
Seattle tunnel will go under 158 buildings
The tunnel replacing the Alaskan Way Viaduct (SR-99) will pass beneath 158 existing structures requiring an extensive program of vibration and settlement monitoring as well as some remediation. Of the 158 buildings, WSDOT identified 20 […]