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, or âChunnel,â connects Folkstone, England, with Sangatte, France, 31 miles away. The Chunnel cut travel time between England and France to a swift 35 minutes and eventually between London and Paristo two-and-a-half hours.