Please use this identifier to cite or link to this item: https://hdl.handle.net/11681/1814
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dc.contributor.authorUnited States. Army. Corps of Engineers. Committee on Channel Stabilization-
dc.date.accessioned2016-03-10T22:34:39Z-
dc.date.available2016-03-10T22:34:39Z-
dc.date.issued1985-09-
dc.identifier.urihttp://hdl.handle.net/11681/1814-
dc.descriptionTechnical report-
dc.descriptionINTRODUCTION: On 18 May 1980, Mt. St. Helens, located in southwest Washington (Figure 1), erupted with devastating force causing a huge sand flow down the Toutle River to the Cowlitz River that eventually emptied into and formed a large bar or delta in the Columbia River near its junction with the Cowlitz, reducing the authorized navigation channel depth of 40 ft to no more than 15 ft. Sand flow has been adopted as a descriptive term for volcanic eruptive and untrained materials that traversed and deposited in the Toutle River Basin and the Cowlitz and Columbia Rivers. Subsequently, the US Army Engineer District, Portland, has been working to restore Columbia River navigation and preeruption levels of flood protection along the Cowlitz River.-
dc.publisherUnited States. Army. Corps of Engineers. Committee on Channel Stabilization-
dc.publisherEngineer Research and Development Center (U.S.)-
dc.relationhttp://acwc.sdp.sirsi.net/client/en_US/search/asset/1000063-
dc.relation.ispartofseriesTechnical report (United States. Army. Corps of Engineers. Committee on Channel Stabilization) ; 13.-
dc.rightsApproved for public release; distribution is unlimited.-
dc.sourceThis Digital Resource was created from scans of the Print Resource.-
dc.subjectChannels-
dc.subjectColumbia River-
dc.subjectCowlitz River-
dc.subjectFlood-
dc.subjectMt. St. Helens-
dc.subjectSand flow-
dc.subjectToutle River-
dc.titleColumbia-Cowlitz-Toutle Rivers, Washington, restoration subsequent to Mt. St. Helens eruption-
dc.typeReporten_US
Appears in Collections:Technical Report

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