Related Clues:

• Map abbr.
• Jct. component
• D.O.T. concern
• Major rd.
• Major rte.
• Rd
• See 44-Across: Abbr.
• Rte
• I-5, for one
• Interstate abbr.
• Certain m.p.g. rating: Abbr.
• 70 m.p.h. rd.
• Rte. 66, e.g.
• Rte. with orange cones, often
• Numbered rte.