Army Corps Looking for 100 Million Cu Yd of Clay
Failures
Mill Creek Dam near Walla Walla, WA Leaking, Receives Corps Worst Rating
The Mill Creek Dam near Walla Walla, Washington has served its purpose admirably for over 67 years but according to a recent report by the US Army Corps of Engineers, the dam received a Dam Safety Action Category (DSAC) rating of 1 out of 5 which means that the risk to public safety is too great when Bennington lake which is formed by the dam is more than 17% full for an extended period of time. More after the break. (Photo by USACOE)
Available Resources
TenCate receives patent for Geoport geotextile tube filling system
Geotextile tubes are filled by pumping material in slurry form into the tube to form structures that can be used as breakwaters, levees, or other containment structures. TenCate has a new product that much improves […]
Geologic Hazards
New Orleans Levees Need to be Raised 11-ft
The US Army Corps of Engineers has issued a report that indicates the eastern portion of the levee system that protects Bernard Parrish will need to be raised by 11-ft to 29-ft to protect against the 100-year hurricane. Levees along Lake Pontchartrain were designed in the 1960s for what was then considered to be 200-yr and 300-yr hurricanes. Now they are judged sufficient for the 100-yr event. More at NOLA.COM.