Marion Fire Station No. 1
The award-winning justice facility design of the Marion Fire Station No. 1 in Iowa uses biophilic design principles to support firefighters’ physical and mental wellness.
Project highlights: Marion Fire Station No. 1
Architecture firm: OPN Architects
Owner: City of Marion
Location: Marion, Iowa
Category: General
Project site: Not previously developed
Building program type(s): Public safety - fire/police station
Situated in the northern part of rapidly growing Marion, Iowa, this new 21,200-square-foot fire station relies on biophilic design principles to support firefighters’ physical and mental wellness. The station is the third such facility for Marion but the first to be built since 1991 when the city was less than half its current size. The station’s location ensures the department meets national response time standards as Marion grows.
The city had been planning a third station for more than 15 years, and an accreditation study confirmed what Marion already knew: four stations would be required to provide adequate emergency response. As Station No. 1 became a top priority, Marion’s development director presented the concept of biophilic design to the city council and other leadership teams. Those concepts resonated deeply with Marion’s fire chief, who hoped the station would set a new benchmark for how design can reduce post-traumatic stress disorder in firefighters.
The team anchored the station’s plan and massing in a two-story apparatus bay. Full-height glass doors on its north and south elevations help maximize daylight and emphasize a new connection with the community. Extending to the east, shou sugi ban wood, charred using controlled fire, wraps the station’s living and office spaces, providing a texture that contrasts with the smooth panes of glass. Interior spaces are complemented by two ipe wood terraces sheltered by a roof and wall trellis, while a green roof surrounds all living spaces and sleeping rooms.
Mediating a tree grove and history wall, the station’s lobby was stretched to provide first-level circulation. A welcoming, light-filled space, the lobby provides direct views into the apparatus bay and showcases the department’s rich history. Living areas, wrapped with full-height glazing and exposed wood ceilings, include a full kitchen, family-style table, and a gaming area to ensure the firefighters have ample space to rest and recharge. Circadian rhythm-based lighting synchronizes the occupants’ sleep-wake cycle, and escalating alarms reduce the physiological and psychological stress upon waking.
Throughout the station’s spaces, strategic sequencing between the bays and living areas helps mitigate exposure to carcinogens found in fire and ash to help protect the firefighters’ health. The opposing side of the bays contains a hose-drying tower that doubles as a training area and a retention pond for simulated ice rescues.
Since officially opening following an August 2021 ribbon-cutting ceremony, the new station has improved the firefighters’ well-being. The surrounding community has greeted the station as a welcome addition to the neighborhood and recognizes it as an embodiment of Marion’s aspirations to “Reach Higher.”
Framework for Design Excellence measures
Was there a design charrette? Yes
Level of community engagement:
* Involve: Stakeholders were involved throughout most of the process.
Site area that supported vegetation (landscape or green roof) pre-development: 100%
Site area that supports vegetation post-development: 59%
Site area covered by native plants supporting native or migratory species and pollinators: 39%
Strategies used to promote Design for Ecosystems: Biodiversity, Dark skies, Bird safety, Abatement of specific regional environmental concerns
Is potable water used for irrigation? No
Is potable water used for cooling? Yes
Is grey/blackwater reused on-site? No
Is rainwater collected on-site? No
Stormwater managed on-site: 100%
2030 Commitment baseline EUI: 79 kBtu/sf/yr
Predicted net EUI including on-site renewables: 32.9 kBtu/sf/yr
Reduction from the benchmark: 58%
Is the project all-electric? Yes
Level of air filters installed: Less than MERV 9
Was a “chemicals of concern” list used to inform material selection? Yes
Do greater than 90% of occupied spaces have a direct view to the outdoors? Yes
Were embodied carbon emissions estimated for this project? No
Estimated service life: 100 years
Floor area, if any, representing adapting existing buildings: 0%
Ability to survive without utility power: Full back-up power
Risk assessment and resilience services provided: Hazard identification, Climate change risk, Building vulnerability assessment, Hazard mitigation strategies above code
Has a post-occupancy evaluation been conducted? No, but a POE will be conducted.
Building performance transparency steps taken:
Present the design, outcomes, and/or lessons learned to the office.
Present the design, outcomes, and/or lessons learned to the profession.
Present the design, outcomes, and/or lessons learned to the public.
Project team & Jury
Year of substantial project completion: 2021
Gross conditioned floor area: 21200 sq. ft.
Engineer - Civil: Hall & Hall Engineers
Engineer - Structural : M2B Structural Engineers
Engineer - Mechanical, Electrical, Plumbing, and Technology: Design Engineers
General Contractor: CCI Group
Silvia Cheng, AIA, Chair, STV Group, Inc., New York
Hon. Judge Rachel Bell, Metropolitan Nashville & Davidson County, Nashville, Tenn.
Derwin Broughton, AIA, KAI Dallas
Shirley Moore Smeal, Moore Smeal & Associates, Mechanicsburg, Pa.
Erin Persky, Assoc. AIA, Erin Persky & Associates, San Diego
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