Court order to take down 150-MW Oklahoma project could be 'yellow flag' to other firms building on Native American sites without full rights above ground—and below.
State DOTs are adapting a process used in automotive, welding, military and aerospace
sector applications that requires no heavy equipment, containment systems or traffic closures.
More art than science, earthwork engineering relied heavily on local custom in 1904 when Karl Terzaghi (1883-1963) earned an engineering degree in Austria.