33 CFR §117.570
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
The draw of the Sassafras River (Route 213) bridge, mile 10.0 at Georgetown, Maryland, shall open on signal; except that from November 1 through March 31, from midnight to 8 a.m., the draw need only open if at least a six-hour advance notice is given.