Select the lightest W section to serve as an axially loaded
column 28 ft long, in a braced frame, with additional lateral
support in the weak direction at mid-height. The load to be carried
is 65 kips dead load and 150 kips live load. Assume the top and
bottom of the column are hinged.
a) Use A992 and indicate first and second choices
b) Use A572 Grade 60, indicating first and second choices