The TK Elevator Testturm in Rottweil has a 200-ton tuned mass damper, suspended from four steel cables, which can be set in motion by two motors.

Since 2018 the TK Testturm has hosted the Towerrun, where runners race to climb the tower’s 1,390 steps to the viewing platform – aside from 2020, which was held virtually, and 2021 which was ...

The TK Testturm’s unusual twisted surface design reduces vibrations caused by wind. At first, critics were sceptical of the tower being built in the middle of a picturesque forest.

The Testturm’s location is as surprising as its function. Sitting in the quiet, medieval town of Rottweil, Germany, the tower stands in stark contrast to its historic surroundings and forests.

But the Rottweil tower is not the only one being used to test new elevator technologies. The H1 Tower, which was built by Japanese firm Gitachi and stands at 848 feet, tests elevators in Guangzhou ...

The TK Elevator Testturm opened in 2017 on the eastern edge of the country’s Black Forest region, close to the medieval town of Rottweil.

Germany's top 10 tallest buildings Commerzbank Tower, Frankfurt – 850ft Messtrum, Frankfurt – 841ft TK Testturm, Rottweill – 807ft Four I, Frankfurt – 764ft Westendstrabe, Frankfurt ...

In Germany, only Frankfurt ’s Commerzbank Tower (850ft) and Messeturm (841ft) trump the height of the lift test tower in Rottweil. In fact the city of Frankfurt is home to nine of Germany’s 10 ...

This 807-foot (246-metre) skyscraper is designed to test lifts. The TK Elevator Testturm has 12 shafts used to test different elevator systems, which together measure up to 6,560 feet (1.24 miles).