Commercial structures are most of the time constructed in a different manner than residential houses. Veneer, structural steel and usage dictates that the engineer doing an evaluation be experienced in not only construction of a facility but also remedial action required to repair these structures.
Dr. Witherspoon's Infrastructure - Evaluation, Maintenance and Repair book devotes a large section to different types of commercial structures and provides in depth analysis of each component of commercial building, parking garages, airports, bridges and highways.
Description & Photos
of structural Problems
Infrastructure - Evaluation, Maintenance and Repair