After the original rubber-bladder dam failed in 2010 and drained 1 billion gallons of water without warning from Tempe Town Lake, the city of Tempe, Ariz., engaged the construction team to design and build a more permanent replacement.

Vertex is an off-campus apartment complex for students attending Arizona State University in Tempe. The project team completed work in August 2015.

The dam, made up of eight 260,000-lb gates, replaces a rubber bladder on the lake’s west end to hold back the Salt River