Iowa State Capitol

Categories: Historic Restoration
Owner: State of Iowa
Size: 89,289 sq. ft.
Year Completed: 1983
Architect: RDG, Bussard Dikis
Delivery Method: Design-Bid-Build

Project Description

Neumann Brothers has performed several phases of work on the extensive renovation and restoration project at the century-old Iowa State Capitol Building from 1983 - present. Numerous interior and exterior phases of the $70 million project included:

  • Restoring 24-karat gold leaf on the dome
  • Replacing all decorative stone with resilient Indiana sandstone
  • Constructing new underground pedestrian tunnels
  • Remodeling executive offices
  • Replacing mechanical, electrical, and communications systems
  • Installing a new fire sprinkler system
  • Introducing new elevators
  • Remodeling both the House and Senate chambers;
  • Restoring scagliola and ceilings
  • Installing new voting systems
  • Restoring the interior painting under the dome
  • Underpinning the NE Pavilion for its remodeling work

The architects and Neumann Brothers received the Building Stone Institute Tucker Architectural Award. For the entirety of this work, the Capitol remained open for business.