Design team presents 30% design development for exhibition-hall expansion; geothermal and solar options prioritized

Jun 16, 2025

Design consultant Larry Barton briefed the Dane County committee on the 30% design-development package for the exhibition-hall expansion, covering staging to keep the facility operational, updated floor plans including a new third-floor rentable space, and sustainability systems such as staged geothermal, rooftop solar and on-site battery storage.

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Larry Barton, a presenter for the project, told the committee the expansion of the exhibition hall is now at the 30% design-development stage and that the team is proceeding from schematic design into engineering and systems design. "We're actually about a third of the way through this design development phase," Barton said, noting the contracted six-month design-development window runs from April through October and that two months have already been completed.

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