![]() The Newark, NJ Watershed Department built an iron frame tower in 1909, and replaced with a 50’ wooden tower, which burned in 1932. The original lookout on Bearfort Mountain - circa 1880 - was a wooden platform or tree lookout. This information is used to direct response of firefighters on the ground. Using sighting from other tower, a Fire Observer can then triangulate to place a fire on the map and measure its distance from known locations on the ground. When a tower sports a fire, that tower uses its map to figure out where the fire is located. From these measurements he will call in a "Smoke Report." By lining up this machine with the fire they can calculate the direction and bearing of the fire.Įach fire tower has a large map on one wall with every fire tower in the division marked on it. A topographic surveying and mapping instrument with a telescope and graduated vertical circle is used to obtain the radial and distance to a suspected fire. This is an indicator or sighting apparatus on a plane table, used in angular measurement. ![]() Weather conditions affect fire behavior, so measurements are routinely taken on temperature, wind speed and relative humidity using devices like a Bell Weather Kit.Īfter spotting a fire the attendant uses a tool called an Osborne Fire Finder or an Alidade. They use dispatch radios to maintain communication. Fire observers are in constant communication with each other about weather and fuel conditions in the forests around them.
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