Rock Township, Missouri
MO-21 South at MO-141 Interchange
MO-21 South at MO-141 to Arnold and Fenton interchange.
MO-21 South - Jefferson County Line
Jefferson County Line on MO-21 south at the Meramec River bridge.
MO-21 South at MO-141 Interchange
MO-21 South at MO-141 to Arnold and Fenton interchange.
MO-21 South - Jefferson County Line
Jefferson County Line on MO-21 south at the Meramec River bridge.