33 C.F.R. § 117.699 Little Harbor.
Title 33 - Navigation and Navigable Waters
The draw of the SR1B bridge, mile 1.0 between New Castle and Rye, shall open on signal from April 1 through October 31 from 6 a.m. to 10 p.m. if at least four hours notice is given. At all other times, the draw shall open as soon as possible only for emergencies.
Title 33: Navigation and Navigable Waters
PART 117—DRAWBRIDGE OPERATION REGULATIONS
Subpart B—Specific Requirements
New Hampshire
§ 117.699 Little Harbor.