Unleashed fury: A haunting visual captured Monday, May 15: shortly after 9 p.m., Sunday, May 14, debris cascaded a staggering 2,000 feet above SR 504, burying the roadway beneath with a treacherous mix of rock, mud, ice, and water, leaving behind catastrophic damage to the Spirit Lake Outlet Bridge. This crucial passage leads adventurers to the renowned Johnston Ridge Observatory nestled within the captivating Mount St. Helens National Volcanic Monument.
Tags: WSDOT Flooding Mud Debris Flow Bridge washout SR504 SpiritLakeOutletBridge ^CD
Unleashed fury: A haunting visual captured Monday, May 15: shortly after 9 p.m., Sunday, May 14, debris cascaded a staggering 2,000 feet above SR 504, burying the roadway beneath with a treacherous mix of rock, mud, ice, and water, leaving behind catastrophic damage to the Spirit Lake Outlet Bridge. This crucial passage leads adventurers to the renowned Johnston Ridge Observatory nestled within the captivating Mount St. Helens National Volcanic Monument.
Tags: WSDOT Flooding Mud Debris ColdwaterLake SpiritLakeOutletBridge Bridge Highway ^CD
Unleashed fury: A haunting visual captured Monday, May 15: shortly after 9 p.m., Sunday, May 14, debris cascaded a staggering 2,000 feet above SR 504, burying the roadway beneath with a treacherous mix of rock, mud, ice, and water, leaving behind catastrophic damage to the Spirit Lake Outlet Bridge. This crucial passage leads adventurers to the renowned Johnston Ridge Observatory nestled within the captivating Mount St. Helens National Volcanic Monument.
Tags: WSDOT Debris SR 504 ColdwaterLake ^CD Flooding Mud Washout Highway Bridge SpiritLake
Captured on Monday, May 15: The aftermath of a powerful debris slide washed out a portion of the highway and a bridge along SR 504 at milepost 49 on Sunday, May 14. As crews work diligently to address the situation, the upper reaches of SR 504/Spirit Lake Memorial Highway stand closed behind the gates, a precautionary measure that will continue until further notice.
Tags: WSDOT SR504 Spirit Lake Highway ^CD RoadClosed
Map shows the length of the road closure along SR 504, between milepost 45.2 and 51.76.
The debris slide location is near milepost 49.0, just before the Johnston Ridge Observatory.
Tags: Map WSDOT SR504 RoadClosed ^CD Highway Bridge