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Light tower (equipment) A light tower is a piece of mobile equipment which has one or more high-intensity electric lamps and a mast. Almost always, the lights are attached to the mast, which is attached to a trailer, with a generator set to power the lamps. Normally the lamps are metal halide bulbs and the generator is powered by a diesel engine.
A light tower on Interstate 30 near Greenville, Texas. High-mast lighting is a tall pole with lighting attached to the top pointing towards the ground, usually but not always used to light a highway or recreational field. It is used at sites that require lighting over a large area. The pole that the lighting is mounted on is generally at least ...
The Allmand 31 is a recreational keelboat, built predominantly of fiberglass, with wood trim. The deck has an end-grain balsa core. It has a masthead sloop rig with aluminum spars, a raked stem, a near-vertical transom, a skeg -mounted rudder controlled by a wheel and a short fixed fin keel. It displaces 11,100 lb (5,035 kg) and carries 4,300 ...
Aviation light signals. A United States Air Force airman with a signal light gun that can be used to control aircraft with radio failure. Air traffic control signal light gun in use at base flight tower. In the case of a radio failure or aircraft not equipped with a radio, or in the case of a deaf pilot, air traffic control may use a signal ...
Royal Sovereign lighthouse is a decommissioned lighthouse marking the Royal Sovereign shoal, a sandbank 11 km (6.8 mi) offshore from Eastbourne.The structure's distinctive shape is easily recognised as the lighthouse tower is perched above a large platform (which functions as a helicopter deck) supported by a single pillar rising out of the water.
Long Beach Harbor Light looks different from a traditional lighthouse. Labeled the "robot light" when established in 1949, it is completely automated and was the forerunner of the new version of 20th-century lighthouses on America's West Coast. The 42-foot (13 m) high white, rectangular tower with a columnar base, features a 36-inch (910 mm ...
Aviation obstruction lighting. Emley Moor transmitting station using a red warning beacon. Aviation obstruction lighting is used to enhance the visibility of structures or fixed obstacles which may conflict with the safe navigation of aircraft. Obstruction lighting is commonly installed on towers, buildings, and even fences located in areas ...
A standard high position light consists of two heads; the bottom head can remain dark unless it is needed. In addition to the high position light signals the PRR developed a dwarf position light, as with many railroads, these dwarf signals are also referred to as a "pot," a tradition carried over from the 19th century revolving "Pot Type Signal."