California Department of Transportation
Blank Structure carrying two-way traffic
C Center structure
E Connector structure
F Connector structure
G Connector structure
H Connector structure
J Outer outer left
K Left outer highway structure
L Left structure or left inner structure
M Buried hazard or miscellaneous structure
R Right structure or right inner structure
S Right outer highway structure
T Outer outer right
W Drainage pumping plant
Y Structure on State-owned and maintained connections
not on main highway (may be closed)
Z Access to private property or closed with no access