The Engineering Center is located on the north-east part of Boulders main campus. The main structure was built in 1965, and the ITLL lab was opened in 1997. The Complex consists of 530,000 square feet of classrooms, facilities, offices and laboratories. This includes an extensive design facility (ITLL Lab) and The Gemmill Engineering Library. The building holds to the flagstone and spanish tile style of Boulders CU campus. The exposed concrete in the towers and vaults is extensive. Modeled by Adam Hecht.