Retrofit Design

Government and Public

Mitchell Park Horticultural Conservatory – Arid Dome Show Dome, Transition House, Lobby, Steam Boiler Plant – Milwaukee, WI – Phase 4

Arid Dome design included: 99 aluminum summer air intake dampers with direct coupled damper actuators, aluminum supply air ductwork. Show Dome design included: replacement of 10 air supply units and aluminum supply air ductwork and 99 aluminum summer air intake dampers with direct coupled damper actuators. Transition House design included: re-piping of 10 groups of steam finned tube, re-piping of Lobby steam finned tube, replacement of Lobby air-handling unit, the installation of 20 DDC steam control valves with direct coupled actuators. Three 150 horse power steam boilers are being replaced with four 150 BHP low pressure steam boiler, one being for 33% redundancy. The existing Direct Digital Control system is being expanded accordingly (2004).