The Vilvoorde viaduct was built as the last piece to close the Brussels beltway in 1977. The gigantic construction has a length of 1700 m and a height of 35 m and covers in it’s largest span 162 m over the river Zenne.
Today’s daily traffic is about 140 000 vehicles, while the saturation point is about 180.000. Imagine to walk inside directly underneath the street of that all metall structure, brought to resonance by the the traffic.

appearance at Tuned City Operative Atmospheres – 30. June 2013