Behind the Scenes of the Jackson Hole Tram

The tram's motor room under the bottom dock houses electric motors, a large generator, braking systems and evacuation drives.
A motor room under the bottom dock houses electric motors, two generators, three braking systems and two evacuation drives.

The $31 million Jackson Hole Aerial Tram is the most expensive lift ever built at a US ski area.  Constructed by Garaventa over 20 months, the new tram opened to great fanfare on December 20, 2008.  It can move a hundred people 4,083 vertical feet in under nine minutes.  Compared with a detachable lift, the tram is a relatively simple machine built on a massive scale.

The view from carriage level just above tower 2.
The view from carriage level just above tower 2.

Like most jig-back aerial tramways, there are four track ropes and a single haul rope that that drives both cabins.  All five wire ropes were manufactured by Fatzer in Switzerland.  Five towers support the line; towers 1 and 2 are the tallest and furthest apart.  Two CWA Kronos cabins move 650 passengers per hour per direction at a maximum speed of 10 m/s.  Slope length is 12,463 feet.

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Parts Arriving in Jackson Hole

The crew from Doppelmayr is just about finished at Snow King and they are moving down the road to Jackson Hole Mountain Resort to build the new Teton detachable quad.  Most of the return terminal parts are now on site along with the haul rope.  I was surprised to see the rope was manufactured in France by a company called ArcelorMittal.  Apparently it’s the largest steel company in the world and they supplied the rope for Vail’s Gondola One.

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