The draw of the Illinois Central Gulf Railroad Bridge, mile 618.3, at Omaha, shall open on signal; except during the winter season between the date of closure and date of opening of the commercial navigation season as published by the Army Corps of Engineers, the draw need not open unless at least 24 hours advance notice is given.
Code of Federal Regulations
[CGD08-98-020, 66 FR 62938, Dec. 4, 2001]