Problem Statement: Evaluate an existing structural steel building for the possibility of reclassifying its occupancy and, if necessary, design a retrofit to accommodate the new load.

The drawings of the existing building show that the column is a W$12$x$65($A$992).$ Loads in the existing structure are:

Roof Dead $=30$ psf

Roof Live $=20$ psf

Floor Dead $=75$ psf

Floor Live $=40$ psf

The owner of the building would like to reclassify the occupancy to allow a floor live load of $60psf.$

Interior Column

Solution: Follow the steps.