the Army Technical Manuals TM 5-803-4, TM 5-824-2, TM 5-824-3, TM 5-823-2, TM 5-823-3, TM 5-823-4; Department of the Air Force Manuals AFM 88-15, ... Navy Design Manual, NAVFAC DM-21; and Department of Transportation, Federal Aviation Administration Advisory Circulars, A/C 1 50/5320-6A. ... Sharp curves increase both the rail wear and maintenance cost, and make coupling of cars difficult.
|Title||:||Facilities engineering handbook|
|Author||:||United States. National Aeronautics and Space Administration|