Location: St. Clair Railroad Tunnel (old)
Port Huron has had two railroad tunnels, both single track. The first was built in the 1870's and powered by electric locomotives until the railroad was dieselized in the early 1960's. The new, larger bore tunnel was built in the 1990's.
Photo Info/Credit: Top, a postcard view of a pair of St. Clair Tunnel electric locomotives at Port Huron. [Charlie Whipp collection]