Advocate Lutheran General Hospital Patient Tower

Restorative Landscapes: Advocate Lutheran General Hospital Patient Tower
Advocate-Before Advocate-After

Landscape Performance Benefits

Environmental

  • Prevents or slows approximately 90% of site’s annual stormwater runoff from entering the municipal storm sewer system, managing stormwater volumes up to 309,000 gallons of water in a single event.
  • Removes at least 80% of total suspended solids by treating at least 90% of average annual rainfall using green roofs, bio-infiltration, and permeable paving.
  • Eliminates the need for irrigation with potable water by utilizing drought-tolerant, native and adapted plant species and by conveying stormwater for passive irrigation.

Social

  • Increased calmness in 57% of patients surveyed, reduced stress in 50% of patients surveyed, and made the hospital stay easier for 50% of patients surveyed who had utilized the oncology infusion bay overlooking the green roof garden. Patients also described the garden as “peaceful” (40%) and “relaxing” (27%).
  • Provides pleasant views for 100% of patients surveyed. All preferred the views of the gardens to views of the nearby street, rooftop, and parking lot.
  • Increased positivity about the daily work experience for 62% of hospital staff surveyed, who have access to the Spiral Garden and viewing access to the healing gardens within the hospital.

Other Examples

Sidwell Friends Middle School

Prevents over 317,900 gallons of wastewater from entering the District of Columbia’s overburdened sewer system each year, saving $1,687 in sewer charges.

Brent Elementary Schoolyard Greening: Phase 1

Decreases daytime summer surface temperatures by an average of 23°F and air temperature by 9°F by replacing 1,500 sf of asphalt play surface with a rain garden. 

The Willow School

Reduces potable water consumption by 375,000 gallons per year by using harvested rainwater to flush school toilets. This saves $2,230 annually.

William G. Milliken State Park, Phase 2 Lowland Park

Filters an anticipated 100% of surface runoff totaling 4.5 million gallons annually, from 12.5 acres of developable properties adjacent to the park.

Advocate Lutheran General Hospital Patient Tower

Prevents or slows approximately 90% of site’s annual stormwater runoff from entering the municipal storm sewer system, managing stormwater volumes up to 309,000 gallons of water in a single event.

At a Glance