Related Clues:

• St. crossers
• Valentine and others: Abbr.
• Hwys., e.g.
• Jct. joiners
• Some block boundaries: Abbr.
• Lines on some maps: abbr.
• Rural sts.
• Turnoffs, e.g.: Abbr.
• Some lead to forks, briefly
• M and N, in D.C.
• They go around the block, briefly
• City rtes.
• Many are named for trees: Abbr.
• They may get flooded: abbr.
• Elm and Oak, briefly