Purpose: Used to define the number of bearing stiffeners by support.
--> Given in girder input
A list consisting of 1’s , 2’s, or 3’s indicating bearing stiffeners which are single plates on each side of the web and those which have two or three plates on each side. For example, NBSTIFF 1 2 2 1 indicates that double-plate bearing stiffeners only are located at the two interior supports. This is an alternative to the use of the conditions SINGLE BEARING STIFFENERS EACH SIDE and DOUBLE BEARING STIFFENERS EACH SIDE.