Fm 31 28 Fouo Special Forces Advanced Urban Combat 1 December 1999 Pdf
Standard urban doctrine looks at the street and the roof. The 1999 manual dedicates 30 pages to the "Subterranean Environment." It outlines how SF teams can use drainage systems to bypass checkpoints and how to conduct sound and light discipline in the absolute darkness of a city’s underworld. It is one of the first US manuals to treat the sewer as a legitimate line of advance rather than a hazard.
FM 31-28 is the Army's SFAUC manual. See also Urban Warfare. specialforcestraining.info SF Advanced Urban Combat (SFAUC) - Special Forces Training Standard urban doctrine looks at the street and the roof