project. The Kimbell Art Museum.  architect. Renzo Piano Building Workshop.  location. Fort Worth, TX.  program/size. A 90,000 gsf expansion of Louis I. Kahn's 1972 masterpiece will be a freestanding structure placed opposite the original Kimbell. It will include changing exhibition galleries, lecture/performance hall, cafe, education spaces, tropical gardens and offices.  schedule. Commencement 10/07; Anticipated Completion 9/12. consultants. Kendall/Heaton Associates, Ove Arup & Partners, FRONT Inc., Guy Nordenson & Associates, Harvey Marshall Berling Associates, Pentagram, Pond & Company, Steve Keller & Associates, Stuart-Lynn Company.