Term: Fender-boom (logging)
A boom on either side of a gate to guide logs going through sluice gates. A boom so secured that it guides floating logs in the desired direction. Same as glancing-boom, sheer-boom. View more information about logging elsewhere at wisconsinhistory.org
View pictures relating to logging at Wisconsin Historical Images.
[Source: Sorden, L.G. and Isabel J. Ebert. Logger's Words of Yesteryears. (Madison, 1956)]