The Lituya Bay Tsunami hit the Gulf of Alaska more than 60 years ago. On July 9, 1958, an earthquake estimated at magnitude 7.7-8.3 triggered a massive landslide or rockslide here, estimated at 40 million […]
The 1964 Alaska Earthquake was 9.2 in magnitude and caused dramatic destruction and dramatic examples of surface rupture, subsidence, and liquefaction. New paleoseismic evidence points to a previously unknown earthquake that happened on the same […]
A study by CH2M Hill commissioned by the Municipality of Anchorage found that the partially constructed open-cell sheet pile system is “not adequately designed to meet global stability and seismic displacements based on the design […]
A recent study concluded that three of four recently constructed segments of a new port facility in Anchorage, Alaska were not constructed correctly and even if they were, are vulnerable to liquefaction related damage during […]
A 300 foot wide frozen debris flow has been moving towards an important Alaska highway and the Trans-Alaska pipeline at a rate of about 1-cm per day…and it seems to be accelerating. The ‘Frozen Debris […]
A crane using a pile driver to install new foundations for the Barnette Street Bridge project. A DOT (City of Fairbanks?) spokesman speculated that the crane overextended itself while installing piles about 40-ft away. The […]
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