Related Clues:

• Hwys., e.g.
• 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
• City grid: Abbr.
• Hagiology subj.
• Urban roads: Abbr.