New Mary Catherine Bunting Center, Mercy Medical Center

Commissioning Services

Leach Wallace Associates, Inc. provided commissioning services for the new 18 story replacement hospital, Mary Catherine Bunting Center, located at Mercy Medical Center. This 688,000 SF facility has private patient rooms, a front door drop office location, two-story atrium for the lobby, operating rooms with the most advanced technology and three eco-friendly rooftop meditation gardens.

The systems commissioned included the heating system, cooling system, steam systems, air handling systems, HVAC controls, indoor air quality, copper/silver domestic water treatment system, non-chemical cooling tower water treatment, emergency power, electrical system and life safety systems. The electrical systems included audio visual systems, substation transformers, switchboards, motor control centers, power and lighting panel boards, lighting fixtures, lighting controls and connections to equipment. The life safety systems included the security systems, fire alarm system, standpipe and sprinklers, fire pump and controller, and all piping and ancillary hardware.

Project Features

• Replacement hospital
• Heating and cooling systems
• Steam systems
• Air handling systems
• Water treatment systems
• Electrical systems
• Life safety systems

Services Provided

• Commissioning


• 688,000 SF
• 18-story


• AECOM Ellerbe Becket