Blisworth Tunnel has no tow path inside, but is wide enough for two narrowboats to pass in opposite directions. Work began in 1793, but errors by contractor left a wiggle in the tunnel, and after three years work it collapsed due to quicksand, claiming the lives of 14 men. It was then decided to begin again with a new tunnel. By the time the rest of the Grand Junction Canal had opened between London and Braunston, Northamptonshire in 1800, apart from the crossing of the River Great Ouse, the section of canal from Blisworth to the lower end of Stoke Bruerne locks
Stickpile Tunnel 1975 and the rail line was abandoned that same year. Green Ridge, West Virginia, an abandoned railroad town, was located near the western portal of the tunnel, across the Potomac River. The National Park Service acquired the tunnel and adjacent portions of the WM right of way in 1980. The site is part of Chesapeake and Ohio Canal National Historical Park. Stickpile Tunnel Stickpile Tunnel, also known as Greenridge Tunnel, is an abandoned railroad tunnel in Allegany County, Maryland, located about southwest of Little Orleans. It was built by the Western Maryland Railway (WM) in 1906. It was constructed with