Purpose: Used to define HL93 tandem truck axle loads.
--> Given in girder system input and LRFD girder (.GSA, .Ri)
Sets the two axle loads for the HL93 tandem truck. The default is 25 k for both axles spaced 4.0 feet apart. If only one of the axles has a value the first axle load should be set to zero.
{none}