Projects

6th Avenue Mill and Fill: Potomac Street to North Airport Boulevard

Project Status: Complete

Project Facts

  • Cost: $4 million

Project Team

  • Contractor(s): Martin Marietta
6th avenue potomac

From early April to July 2017, crews resurfaced 6th Avenue (aka, Colorado Highway 30), from mile point (MP) 9.75 on Potomac Street to MP 11.65 on North Airport Boulevard in Aurora. Crews also repaired two of the corridor's bridges and upgraded 49 curb ramps to comply with the Americans with Disabilities Act (ADA).


Project Highlights

  • Removing and replacing 2.5 feet of asphalt along the span of the project, in both directions
  • Improved safety and comfort for motorists traveling through the corridor
  • Identified areas of the road that required full restoration and excavated damaged areas 6 feet below the asphalt
  • Reconstructed the road with 6 feet of road-base, and a layer of asphalt
  • Added new roadway marking and signage to 6th Avenue
  • Milled down and inspected for repair two structures:
    1. the 6th Avenue box culvert over the High Line Canal and;
    2. the 6th Avenue bridge over Toll Gate Creek.
    Reconstructed 49 curb ramps along the corridor to bring them into compliance with the ADA.
  • Removed weakened concrete, patched where necessary, and waterproofed and paved with asphalt to prevent corrosion and degradation


 

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