Soldiers and bands break step so as not to reinforce the fundamental vibration frequency of the bridge. For an example of wind reinforceing the fundamental frequency look up the Tacoma Narrows Bridge.
Lloyd Bridges died on March 10, 1998 at the age of 85.
Building Bridges - 2000 was released on: USA: 16 March 2000
Steve Bridges died on March 3, 2012, in Los Angeles, California, USA.
Bridget Bridges It - 1914 was released on: USA: 25 March 1914
March 7 1923
Casey Bridges was born on March 16, 1969, in Los Angeles County, California, USA.
Cavalcade of Bands - 1950 - 2.27 was released on: USA: 6 March 1951
China Walls and Bridges - 1989 TV was released on: USA: 5 March 1989
Bands Reunited - 2004 was released on: USA: 19 January 2004 UK: 24 March 2004
Cavalcade of Bands - 1950 2-27 was released on: USA: 6 March 1951
Nash Bridges - 1996 Out of Chicago 2-20 was released on: USA: 28 March 1997
Jumping Off Bridges - 2006 was released on: USA: 10 March 2006 (South by Southwest Film Festival)