SACRAMENTO, Calif. – The Guy West Bridge at California State University-Sacramento will close temporarily July 18, as the U.S. Army Corps of Engineers Sacramento District begins construction on a levee improvement project. Pedestrian and bicycle traffic will be detoured around the construction area during the five-week closure. Authorized by the Water Resources Development Act (WRDA) of 1996, the levees at the Guy West Bridge are among the last remaining sites to be upgraded under the Corps’ and Sacramento Area Flood Control Agency’s American River Common Features Project. Between 2000 and 2002, more than 20 miles of cutoff walls, designed to stop seepage, were built into American River