Archive

Pacific Northwest Floating Bulkhead

Ayres provided engineering design, plans and specifications, and shop drawing review for a floating bulkhead that Steel-Fab used to fabricate a floating bulkhead for a Pacific Northwest dam. Ayres also prepared an installation and maintenance manual that is used during installation.

Sacramento River Levee Erosion

Ayres performed annual erosion site reconnaissance on the Sacramento River Bank project for the Sacramento District of the U.S. Army Corps of Engineers. During these site investigations, our team found a number of critical erosion sites where the river has eroded into the toe of the levee. Given growing concern for levee stability, design and… Read More »

Balsam Row Dam Fish Passage

Re-establishing a lake sturgeon population in the upper reaches of Wisconsin’s Wolf River is a longstanding objective of state and federal resource agencies and the Menominee Indian Tribe of Wisconsin. Currently the Balsam Row hydroelectric project outside Shawano is one of two remaining man-made barriers to sturgeon moving from the Lake Winnebago system upstream to… Read More »