Great American Scream Machine is a wooden roller coaster located at Six Flags Over Georgia. The 105-foot (32 m)-tall ride reaches a top speed of 57 miles per hour (92 km/h). GASM, as it is known to park workers, was built by the Philadelphia Toboggan Coasters in 1973 with Marvin M. Black & Sons as the contractor. When it opened, it was the tallest, longest and fastest roller coaster in the world, and riders were given a "Red Badge of Courage" but...
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Great American Scream Machine is a wooden roller coaster located at Six Flags Over Georgia. The 105-foot (32 m)-tall ride reaches a top speed of 57 miles per hour (92 km/h). GASM, as it is known to park workers, was built by the Philadelphia Toboggan Coasters in 1973 with Marvin M. Black & Sons as the contractor. When it opened, it was the tallest, longest and fastest roller coaster in the world, and riders were given a "Red Badge of Courage" button for riding the coaster.
A computerized block system is used to prevent trains from contacting each other. GASM has 5 blocks: Station, Transfer Table, Lift, Main Brake, and Ready Brake. Normal operation uses two trains; however, it can be operated with only one. During two-train operation, if the train in the station has not fully exited the loading platform, the inbound train will stop abruptly in the Main Brakes. A combination of proximity switches, mechanical switches, photoelectric sensors, and timers are all used by the controller to...
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