Log boom
Encyclopedia
A log boom is a barrier placed in a river, designed to collect and or contain floating logs timber
Timber
Timber may refer to:* Timber, a term common in the United Kingdom and Australia for wood materials * Timber, Oregon, an unincorporated community in the U.S...

ed from nearby forests sometimes called a fence
Fence
A fence is a freestanding structure designed to restrict or prevent movement across a boundary. It is generally distinguished from a wall by the lightness of its construction: a wall is usually restricted to such barriers made from solid brick or concrete, blocking vision as well as passage .Fences...

 or bag. The term is also used as a place where logs were collected into booms, as at the mouth of a river. With several firms driving
Log driving
Log driving is a means of log transport which makes use of a river's current to move floating tree trunks downstream to sawmills and pulp mills.It was the main transportation method of the early logging industry in Europe and North America...

 on the same stream, it was necessary to direct the logs to their owner's respective booms, with each log identified by its own patented Timber Mark.

As the logs proceeded downstream, they encountered these booms in a manner that allowed log drivers
Log driving
Log driving is a means of log transport which makes use of a river's current to move floating tree trunks downstream to sawmills and pulp mills.It was the main transportation method of the early logging industry in Europe and North America...

 to control their progress, eventually guiding them to the river mouth or sawmill
Sawmill
A sawmill is a facility where logs are cut into boards.-Sawmill process:A sawmill's basic operation is much like those of hundreds of years ago; a log enters on one end and dimensional lumber exits on the other end....

s. Most importantly, the booms could be towed across lakes, like rafts, or anchored while individual logs awaited their turn to go through the mill. Booms prevented the escape into open waters of these valuable asset
Asset
In financial accounting, assets are economic resources. Anything tangible or intangible that is capable of being owned or controlled to produce value and that is held to have positive economic value is considered an asset...

s.

Log boom foundations were commonly constructed of piles or large stones placed into cribs in a river to form small islands. The booms were themselves large floating logs linked together end to end, like a large floating chain connecting the foundations while strategically guiding the transported logs along their path.

Log booms were used in the United States and Canada, during the 19th and early 20th centuries.
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