Possible Clues:

• Way round a town
• Main route bypassing town centre
• Phone doctor up about primarily organising a bypass
• Bypass round town
• 'Highway that encircles a town (4,4)'
• Bypass round urban area
• Orbital
• Moving around a grind? Or use this to avoid jams?
• Way to get round unopened Soave shared at cruciverbal gathering?
• Goes around town for telephone on North Circular