what are the "two dolphins at north" at shipping berth

[Squidly-Diddly]

mentioned in Berthing Length?

Terminal 3 (3) | Richmond, CA - Official Website http://www.ci.richmond.ca.us/862/Terminal-3-3

 

[Blueknarr]

mentioned in Berthing Length?

Terminal 3 (3) | Richmond, CA - Official Website http://www.ci.richmond.ca.us/862/Terminal-3-3

I have trouble uploading pictures. The dolphins are two structures composted of wooden pilings. They are only accessible by boat. They allow a ship to extend several hundred feet from the end of the quay.

Wiki had some good photos @ dolphin(structure)

Paul