In 1968 , the company completed the largest nuclear plant in the US at the time , the San Onofre Nuclear Generating Station , in California .
During the 1960s and 1970s , Bechtel was involved in constructing 40 percent of the nuclear plants in the United States .
In 1968 , the company completed the largest nuclear plant in the United States at the time , the San Onofre Nuclear Generating Station , in California .
During the 1960s and 1970s , Bechtel was involved in constructing 40 percent of the nuclear plants in the United States .