Howard Hanson Dam project consists of retrofitting 2 spillway gates. This includes structural strengthening the gates, full replacement of the all the gate hoist equipment, replacement of the trunnion bearing systems, gate seals, new paint, and replacing the switchgear, limit switches, and gate control systems. Work is scheduled to start April of 2020.
Owner:
USACE, Seattle District
Location:
Ravensdale, Washington
