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Main Street Tunnel
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The Main Street Tunnel, located in Welland, Ontario, Canada, is an underwater tunnel, carrying Niagara Road 27 and the unsigned designation of Highway 7146 under the Welland Canal. It is named as a pa
Western approach to the Main Street Tunnel
Western approach to the Main Street Tunnel
Ontario Highway 406
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King's Highway 406, commonly referred to as Highway 406, is a 400-series highway in the Canadian province of Ontario. The primary north–south route through the central portion of the Niagara Peninsula
Main Street Tunnel
…was constructed at the same time as the channel above it and a simple cut and cover. The tunnel was officially opened on May 20, 1972. The tunnel links Highway 406 on the west side of the canal, which travels north to St. Catharines to Highway 140 on the east side, which travels south to Port Colborne. Niagara…
Highway 406 in downtown St. Catharines
Highway 406 in downtown St. Catharines
Highway 406 curves through Twelve Mile Creek in St. Catharines
Highway 406 curves through Twelve Mile Creek in St. Catharines
Highway 406 once featured the only at-grade railway crossing of any 400-series highway. This section was not a proper freeway, but rather a Super two.
Highway 406 once featured the only at-grade railway crossing of any 400-series highway. This section was not a proper freeway, but rather a Super two. This crossing was later eliminated and grade separated in 2014 when the route was finally upgraded to freeway standards.