Here is one of possibly thousands of examples of switchbacks. This is a track schmematic at Creal where the SP (now UP) serves a cement plant at the end of a branchline west of Mojave.. There are several switchbacks here. One is the end of branch serving as the lead to the yard, and there are two serving the coal dump.
Nixon served as president from January 20, 1969 until August 9, 1974. Nixon served one full term and resigned after serving about 19 months of his second term, because of whâ¦at was coined the Watergate Scandal.. Benella Deculus Thomas.
Franklin D Roosevelt was the only president to serve more than two  terms. He was elected for 4 terms. He took office on March 4, 1933  and continued until he died on April â¦ 12,1945, about three months  into his 4th term.