Truss Resources
Truss Configurations

Truss Terms
Common roof truss terms

Floor truss elements

Floor truss details
Top chord bearing
Cantilever
Beam pocket
Typical Floor Truss Spans & Depths
May vary depending on loads required — analyzed in 6" increments (Deflection=L/360)
Depth▼ Spacing▶ | 12" | 16" | 19.2" | 24" |
12" | 20'6" | 20'6" | 20'6" | 19'0" |
14" | 23'6" | 23'6" | 23'0" | 19'0" |
16" | 27'0" | 25'6" | 25'0" | 21'6" |
18" | 31'6" | 27'0" | 25'0" | 23'6" |
20" | 35'6" | 30'6" | 27'6" | 25'0" |
22" | 35'6" | 30'6" | 27'6" | 25'0" |
24" | 36'0" | 32'6" | 30'6" | 26'0" |