"Factor of safety" Quotes from Famous Books
... still larger and occupies still greater distances than the two we have just discussed. This is the safety valve and is called the "reserve," or the "line of reserves." This is the line that gives a sound factor of safety. It will only be called upon in cases of emergency and may therefore generally enjoy a considerable degree of repose. But it and the line of supports combined must have sufficient strength to delay the enemy, in case of a general attack, ... — The Plattsburg Manual - A Handbook for Military Training • O.O. Ellis and E.B. Garey |