Warehouse (tilt-up walls or heavy timber) Transmission line tower Free-standing tower Free standing pole (light, flag, luminary) Tree-hardwood Tree-softwood
Apt, condo, townhouse (3 stories or less)Automotive service building Automobile showroomEnhanced Fujita Scale (EF-Scale) School-1-story elementary (interior or exterior halls) One-or two-family residences
High-rise (over 20 stories) Institutional bldg. (hospital, govt. or university) School-jr. or sr. high school Large, isolated ("big box") retail bldg. Low-rise (1-4 story) bldg.Large shopping mall
Motel Masonry apt. or motel Metal building system Double-wide mobile home Single-wide mobile home (MHSW) Mid-rise (5-20 story) bldg.
Small barns, farm outbuildings Strip mall Small professional (doctor office, branch bank)Small retail bldg. (fast food) Service station canopy 
FSP