San Andreas Fault Drilling Rig at Alray in Cajon
Author: Pdxrailtransit
Date: 04-11-2013 - 13:26
Does anyone have any pictures of the drill rig at Alray that was set up around '87 -'87 to investigate the San Andreas Fault? Especially with a train going by? If I remember correctly they set some kind of record for drilling depth at the time.