September 2009 Publication No. FHWA-NHI-09-112 Hydraulic Engineering Circular No. 23 Bridge Scour and Stream Instability Countermeasures: Experience, Selection, and Design…

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September 2009 Publication No. FHWA-NHI-09-112 Hydraulic Engineering Circular No. 23 Bridge Scour and Stream Instability Countermeasures: Experience, Selection, and Design…