Problems
German rails have experienced cracking of their sleepers on high speed lines.
Read more about this topic: Concrete Sleeper
Famous quotes containing the word problems:
“If combat means living in a ditch, females have biological problems staying in a ditch for 30 days because they get infections.... Males are biologically driven to go out and hunt giraffes.”
—Newt Gingrich (b. 1943)
“There is an enormous chasm between the relatively rich and powerful people who make decisions in government, business, and finance and our poorer neighbors who must depend on these decisions to alleviate the problems caused by their lack of power and influence.”
—Jimmy Carter (James Earl Carter, Jr.)
“An interesting play cannot in the nature of things mean anything but a play in which problems of conduct and character of personal importance to the audience are raised and suggestively discussed.”
—George Bernard Shaw (1856–1950)