Estadio El Teniente, also known as Estadio Codelco El Teniente for sponsorship reasons, is a multi-purpose stadium in Rancagua, Chile. It is currently used mostly for football matches. The stadium can fit 14,087 people and was built in 1945 with the name Braden Copper Company Stadium (Estadio Braden Copper Co.). The stadium is home to football club O'Higgins, which is based in Rancagua. Wikipedia