Is the San Francisco-Oakland Bay Bridge Safe? and will we ever know the truth?


The San Francisco Oakland Bay Bridge opened in 1936.  Today it carries nearly 250,000 cars a day. This is a view of the Eastern Span of the bridge opened in 2013. The old span is being disassembled. A section collapsed on the Eastern Span of the bridge during the 1989 Loma Prieta Earthquake and theContinue reading “Is the San Francisco-Oakland Bay Bridge Safe? and will we ever know the truth?”

“Oklahoma Earthquake Country? 157 earthquakes in March (Advice From California)


11% percent of the worlds seismic activity originates in Oklahoma By CityFella From 1972 to 2008,  Oklahoma recorded two to six earthquakes a year.  In the past month there have been  157 earthquakes larger than magnitude 2.5 in Oklahoma. (1) What is a magnitude? The magnitude is defined as the logarithm of the ratio of the amplitudeContinue reading ““Oklahoma Earthquake Country? 157 earthquakes in March (Advice From California)”