routes + schedules
Route 13 detour in place due to reconstruction of Gorham Street bridge over I-495
Route 13 is currently being detoured between Gorham Street/Carlisle Street and Gorham St/Brick Kiln Road intersections due to reconstruction of Gorham Street bridge over I-495.
Affected Routes: 13: Billerica via Edson
Effective July 7, 2025 - July 24, 2026