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C-470 / Alameda Parkway Interchange


CARMA Colorado/City of Lakewood

  • Recipient of the ACEC-Colorado Engineering Excellence Award and the Colorado Construction Bronze Hard Hat Award for Outstanding Heavy/Highway Project
  • A new full-diamond interchange to connect Alameda Parkway to C-470
  • Design widened the existing two-land structure to a six-lane structure with bike lanes and a sidewalk; interchange also realigned segment of C-470 Bike Trail
  • Ramp intersections and multiple walls were designed to avoid impacts to the adjacent Rooney Ranch Historic District
  • Sustainable design elements were incorporated into drainage, roadway, lighting and landscape
  • Design completed in one year