Main Street Tunnel technique, whereby the tunnel was excavated, the concrete poured, and the structure buried, on top of which the canal channel was built. This avoided costly boring beneath an active waterway; the structure cost C$11 million. This price was split 50–50 between Transport Canada and the St. Lawrence Seaway Authority. The tunnel opened with a parade featuring the Welland Police pipe band and various officials on the morning of May 20, 1972. Main Street Tunnel 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
High-speed rail in Europe of France was opened. For the first time, high-speed services over the Franco-German border were offered. SNCF operates the TGV service between Paris and Stuttgart via Strasbourg and a daily return journey from Paris to Frankfurt via Saarbrücken, while ICE trains operate the remaining Paris to Frankfurt. The construction of the Channel Tunnel, completed in 1994, provided the impetus for the first cross-border high-speed rail line. In 1993, the LGV Nord, which connects Paris to the Belgian border and the Channel Tunnel via Lille, was opened. Initial travel times through the tunnel from London to Paris and Brussels were about