$5.1 billion to repair/replace all seismically vulnerable bridges in Oregon vs. up to $5 billion for Interstate Bridge – ClarkCountyToday.com

WSDOT created this map indicating the worst ground shaking and accelerating in a major Cascadia Subduction Zone earthquake. The highest priority is upgrading roads and bridges in Zone C. Clark County is in Zone B, with less ground acceleration. Eastern Washington has the least “risk” overall due to a Cascadia quake. Graphic courtesy of WSDOT

$5.1 billion to repair/replace all seismically vulnerable bridges in Oregon vs. up to $5 billion for Interstate Bridge

I-205 and I-84 higher priority for ODOT in addressing seismic concerns for 718 Oregon bridges.