Regulations last checked for updates: Dec 19, 2025

Title 33 - Navigation and Navigable Waters last revised: Dec 12, 2025
§ 117.887 - Oregon Slough (North Portland Harbor).

The draw of the Burlington Northern Santa Fe railroad bridge, mile 3.2 at Portland, shall open on signal if at least one half hours notice is given.

[CGD 82-025, 49 FR 17452, Apr. 24, 1984, as amended by CGD13 84-13, 49 FR 35627, Sept. 11, 1984]
authority: 33 U.S.C. 499; 33 CFR 1.05-1; and DHS Delegation No. 00170.1, Revision No. 01.4
source: CGD 82-025, 49 FR 17452, Apr. 24, 1984, unless otherwise noted.
cite as: 33 CFR 117.887