Project Location: Litton Springs, Texas
Client: Austin Electric Utility Department; Austin, Texas
Dates: February 1997 to March 1997

A large, 480-MVA, auto-transformer was designed for an existing slab foundation at the subject site.  The new transformer impose a 25% increase in axial-design loads for the existing slab foundation and requires a larger footprint.  LCR&A was contracted to design the strengthening details needed for the existing foundation.  Complete set of construction drawing details were provided, as well as construction specifications.