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Annex Building for Social Security Administration Woodlawn, MD

LEED Certified Version 2.0

Project Team
GSA Contact John Morrell, john.morrell@gsa.gov
Architect Whitman Requardt and Associates
Contractor Hensel Phelps Construction Company
Gross Sq. Ft. 447,000
Completion Date January 2002
Cost $50 Million
Exterior of Annex Building for Social Security Administration Woodlawn, Maryland

Sustainable Sites

  • The building uses the existing infrastructure of the Social Security Administration Campus in Woodlawn, MD

Water Efficiency

  • Low-water plants are used on building site
  • No irrigation is provided
Exterior of Annex Building for Social Security Administration Woodlawn, Maryland

Energy & Atmosphere

  • The building is predicted to achieve a 25% savings in energy over a baseline model
  • A thermal ice storage system will help shave peak energy demand
  • The heating, ventilating and air conditioning (HVAC)  system was optimized to reduce air handling units and ductwork
Interior of Annex Building for Social Security Administration Woodlawn, Maryland

Materials & Resources

  • Reused existing building – 77% of the existing structure & shell and 76% of the existing interiors
  • 79% of the total construction waste was salvaged or recycled diverting it from landfills
  • Over 40% of the materials were manufactured locally and 27% were locally harvested
Interior of Annex Building for Social Security Administration Woodlawn, Maryland

Indoor Environmental Quality

  • Two large skylights provide lots of natural light

Innovation & Design Process

  • The construction manager was involved from the start of source selection

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