Related Clues:

• Many have shoulders
• Avenues
• They may have forks
• Wall et al.
• They all lead to Rome, it's said
• Ma and Pa
• Main and Oak (Abbr.)
• City planner's concern
• Fleet, Wall, etc.: Abbr.
• Arteries
• Holy ones: Abbr.
• Low-quality
• Routes
• City planning concerns: Abbr.
• Ave. intersectors