[rev_slider alias="Los-Padres-Dam-Fish-Passage-Construction" slidertitle="Los Padres Dam Fish Passage Construction"][/rev_slider] Los Padres Dam Fish Passage Construction Shimmick performed this fish passage project for California American Water at the Los Padres Dam in Carmel Valley. This project involved work in environmental sensitive areas including the Carmel Valley River, and Los...
[rev_slider alias="Knights-Landing-Outfall-Gate-Fish-Screen-Installation" slidertitle="Knights Landing Outfall Gate Fish Screen Installation"][/rev_slider] Knights Landing Outfall Gate Fish Screen Installation Prior to Shimmick’s work on this project, adult salmon were able to enter the Colusa Basin Drain (CBD) through the Knights Landing Outfall Gates (KLOG) when certain flow velocities were met...
[rev_slider alias="El-Dorado-Forebay-Dam-Modification" slidertitle="El Dorado Forebay Dam Modification"][/rev_slider] El Dorado Forebay Dam Modification This $19 million project consisted of a 140,000-cubic-yard earthen dam raise, including new drainage and seepage collection systems. Shimmick also harvested 77 acres of timber to facilitate a local borrow area for the new dam...
[rev_slider alias="cowlitz-falls-barrier-dam" slidertitle="Cowlitz Falls Barrier Dam Repair"][/rev_slider] Cowlitz Falls Barrier Dam Repair Project Shimmick is repairing and upgrading the Cowlitz Salmon Hatchery barrier dam in Salkum, WA. The project includes construction of a reinforced concrete weir infill section and concrete repairs to the existing apron and training...
[rev_slider alias="Combined-Pumping-Plant-and-Fish-Screen-Project" slidertitle="Combined Pumping Plant and Fish Screen Project"][/rev_slider] Combined Pumping Plant and Fish Screen Project This project was located on the Sacramento River, about 45 miles northwest of Sacramento, and consisted of two primary portions of work: A 300-cubic-feet-per-second capacity combined pumping plant and fish screen...
Alameda Creek Fish Passage This project was located in a remote area of the Sunol-Ohlone Regional Wilderness. Project scope included construction of a soldier pile wall for land stabilization, a 27,000-square foot soil nail wall for a new fish ladder/fish intake structures, 30,000 cubic yards of...
[rev_slider alias="San-Roque-Hydroelectric-Project" slidertitle="San Roque Hydroelectric Project"][/rev_slider] San Roque Hydroelectric Project Shimmick provided engineering, procurement, and construction services for the San Roque Hydroelectric project in the remote region of North Luzon in the Philippines. The principal features of this $1.2-billion project included a 650-foot-high earth and rockfill dam...
[rev_slider alias="Olmsted-Dam" slidertitle="Olmsted Dam"][/rev_slider] Olmsted Dam Olmsted Dam is one of the largest civil works projects undertaken by the United States Army Corps of Engineers (USACE) and is located on the busiest stretch of U.S. commercial inland waterways. A Shimmick-led joint venture built this 2700-foot-long concrete dam...
LPV 146 Emergency Levee Improvements St. Bernard Parish suffered some of the worst damage during Hurricane Katrina when a 23-foot storm surge breached the levees, causing millions of dollars of property destruction. In response, the USACE developed a comprehensive plan to protect this area from future...
[rev_slider alias="lewisville-dam" slidertitle="Lewisville Dam"][/rev_slider] Lewisville Dam Safety Improvements The Lewisville Dam Spillway Modification addresses structural stability concerns by installing dam anchors and rock anchors across the ogee weir and spillway apron slab as well as installing an upstream geomembrane blanket to prevent water flow under the spillway....
