Material and Resources

Detailed requirement

Option 1 “Historic building reuse”: (5 points)

Maintain the existing building structure, envelope, and interior nonstructural elements of a historic building or contributing building in a historic district.

Option 2 “Renovation of abandoned or blighted building”: (5 points)

Maintain at least 50%, by surface area, of the existing building structure, enclosure, and interior structural elements for buildings that meet local criteria of abandoned or are considered blight.

Option 3 “Building and material reuse” (2–4 points)

Reuse or salvage building materials from off site or on site.

Option 4 “Whole-building life-cycle assessment”: (3 points)

For new construction (buildings or portions of buildings), conduct a life-cycle assessment of the project’s structure and enclosure that demonstrates a minimum of 10% reduction, compared with a baseline building. No impact category assessed as part of the life-cycle assessment may increase by more than 5% compared with the baseline building.

Read the detailed requirement for Building Life-Cycle Impact Reduction