Initial Training in this MOS is primarily conducted through One Station Unit Training (OSUT), which combines basic training and job training into one single course of instruction. 1  OSUT for 11B, Infantryman is 13 weeks, 3 days at Fort Benning, Georgia.
The Seikan Tunnel in Japan and the Channel Tunnel between the United Kingdom and France are both in excess of 50 km (31 mi). Under construction since 2002 and projected open in late 2016, the Gotthard Base Tunnel (a second rail tunnel, 57 km long), will be the world's longest.
The Channel Tunnel, often called the Chunnel, is a railway tunnel that lies underneath the water of the English Channel and connects the island of Great Britain with mainland France. The Channel Tunnel, completed in 1994, is considered one of the most amazing engineering feats of the 20th century. Eurostar train. There are currently 27 of the 400-meter-long trains in service, each capable of carrying 766 passengers, which run between London's Waterloo station, through the Channel Tunnel, and on to the French and Belgian capitals.