Colorado College Tutt Library Renovation

Colorado Springs, CO

  • $45 million renovation for the largest academic library to receive net-zero construction, where building produces as much (or more) energy than it consumes.
  • 51,038 sf renovation; 47,232 sf addition.
  • Combined heat and power micro turbines.
  • Extension of campus high temperature hot water and chilled water systems.
  • LED lighting, daylighting.
  • Occupancy controls.
  • Snowmelt systems.
  • Water source heat pumps with a geothermal bore field (80 wells, each 400 feet deep, by 5 ½" in diameter), variable refrigerant flow, variable air volume energy recovery ventilator.
  • External "skin" to minimize heat gain or loss.
  • A portion of building remained opened during construction.
  • 115-kilowatt rooftop solar array; 400-kilowatt offsite solar array; 130-kilowatt combined heat and power system.
  • Green rooftop garden.
  • 2017 Innovation Award (National Association of College and University Business Officers).
  • AASHE Recognition (Association for the Advancement of Sustainability in Higher Education).