Home
gpo.gov
govinfo.gov

e-CFR Navigation Aids

Browse

Simple Search

Advanced Search

 — Boolean

 — Proximity

 

Search History

Search Tips

Corrections

Latest Updates

User Info

FAQs

Agency List

Incorporation By Reference

eCFR logo

Related Resources

Electronic Code of Federal Regulations

We invite you to try out our new beta eCFR site at https://ecfr.federalregister.gov. We have made big changes to make the eCFR easier to use. Be sure to leave feedback using the Feedback button on the bottom right of each page!

e-CFR data is current as of February 26, 2021

Title 33Chapter ISubchapter JPart 117Subpart B → §117.631


Title 33: Navigation and Navigable Waters
PART 117—DRAWBRIDGE OPERATION REGULATIONS
Subpart B—Specific Requirements


§117.631   Detroit River (Trenton Channel).

(a) The draw of the Grosse Ile Toll Bridge (Bridge Road), mile 8.8, at Grosse Ile, shall operate as follows:

(1) From March 16 through December 14—

(i) Between the hours of 7 a.m. and 11 p.m., seven days a week and holidays, the draw need open only from three minutes before to three minutes after the hour and half-hour for pleasure craft; for commercial vessels, during this period of time, the draw shall open on signal as soon as possible.

(ii) Between the hours of 11 p.m. and 7 a.m., the draw shall open on signal for pleasure craft and commercial vessels.

(2) From December 15 through March 15, no bridge tenders are required to be on duty at the bridge and the bridge shall open on signal if at least a twelve-hour advance notice is given.

(b) The draw of the Wayne County highway bridge (Grosse Ile Parkway), mile 5.6, at Grosse Ile, shall operate as follows:

(1) From March 16 through December 14—

(i) Between the hours of 7 a.m. and 11 p.m., seven days a week and holidays, the draw need open only from three minutes before to three minutes after the quarter and three-quarter hour for pleasure craft, with no opening required at 7:45 a.m., 8:45 a.m., 4:15 p.m. and 5:15 p.m., Monday through Friday, except holidays; for commercial vessels, during these periods of time, the draw shall open on signal as soon as possible.

(ii) Between the hours of 11 p.m. and 7 a.m., the draw shall open on signal for pleasure craft and commercial vessels.

(2) From December 15 through March 15, no bridgetenders are required to be on duty at the bridge and the bridge shall open on signal if at least a twelve-hour advance notice is given.

(c) At all times, the bridges listed in this section shall open as soon as possible for public vessels of the United States, State or local government vessels used for public safety and vessels in distress.

[CGD09 87-07, 52 FR 39520, Oct. 22, 1987, as amended by USCG-2005-21531, 70 FR 36349, June 23, 2005; USCG-2016-0988, 82 FR 15137, Mar. 27, 2017]

Need assistance?