Two of the three outbound lanes on Forest Avenue in Portland near Exit 6 are currently closed.
There is an unknown source of oil near the roadway and crews are on-site to evaluate.
Motorists are encouraged to find an alternate route.
MaineDOT 2026-2027-2028 Work Plan
From maintaining the existing system to improving safety and strengthening communities, MaineDOT’s 2026–2028 Work Plan details the work ahead. View the full plan and learn how we’re investing in Maine’s transportation future.