File:United States Coast Guard - Bridge Lighting Systems Diagram.svg

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Description
English: Diagram of the lighting systems used to mark bridges on navigable waterways in the United States, by the United States Coast Guard.

Key to light meaning.

  • A - Piers and supports.
  • B - Centerline of navigable channel.
  • C - The preferred route, if there is more than one navigable channel under a bridge. (Three white lights stacked vertically.)
  • D - Used on some lift bridges to indicate the lift is closed.
  • E - Lift is open to vessel traffic.
  • F - Double-opening swing bridges show three red lights when closed.
  • G - Double-opening swing bridges show two green lights when open.
Date
Source Assembled using drawings from U.S. Aids to Navigation System - Page 15.
Author United States Coast Guard

Licensing

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Public domain
This image or file is a work of a United States Coast Guard service personnel or employee, taken or made as part of that person's official duties. As a work of the U.S. federal government, the image or file is in the public domain (17 U.S.C. § 101 and § 105, USCG main privacy policy and specific privacy policy for its imagery server).

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current08:38, 7 April 2018Thumbnail for version as of 08:38, 7 April 2018346 × 487 (44 KB)The Navigators (talk | contribs)User created page with UploadWizard

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