Austin City Hall – Austin, Texas, U.S.
Building: Austin City Hall
Location: Austin, Texas
Design Architect: Antoine Predock
Local Architect: Cotera+Reed
Structural Engineer (above-grade building): P.E. Structural Consultants, Inc. PESC
Structural Engineer (below-grade parking structure): Datum Engineers, Inc.
Builder: Hensel Phelps Construction Co.
Landscape Team: Eleanor McKinney, Carolyn Kelley
Total Area: 115,000 sq. ft.
Cost: $56.6 million
AE Interests: LEED Gold, cast-in-place concrete, Lueders limestone, copper, water system incorporates Lady Bird Lake, photovoltaic cells provide solar protection. Ventilation system for the underground parking measures the level of CO2 and CO and regulates the amount of ventilation, saving a significant amount of energy and earning it a LEED innovation point. `
—-ea
AEWORLDMAP.COM (3,000+ posts) 
AE interests: LEED Gold. Also, the ventilation system for the underground parking measures the level of CO2 and CO and regulates the amount of ventilation, saving a significant amount of energy and earning it a LEED innovation point