Purpose: Used to specify load factor for strength operation ratings of the permit vehicle in LRFD projects.
--> Given in girder input
Load factor for strength operating ratings of the permit loading. (Default is 1.35 if PBETAOP is not given. However, if PBETA is given, PBETAOP will default to the given PBETA.)
(Note: PBETAOP only is available when LRFR RATINGS is being used.)