Capital Projects: Road & Bridge Construction


This page provides an overview of the large road and bridge projects currently under construction or design. These transportation projects are part of the City's Capital Improvement Program. You can find information about general road closures by visiting our Cone Zones and Closures webpage.

Projects Under Construction

  • Downtown Alley Improvements 
    The City and the Longmont Downtown Development Authority (LDDA) are undertaking a project to improve the downtown alleys including the pedestrian experience and open new economic opportunities.

  • Focus on South Main
    "Focus on South Main" is a multi-year effort intended to improve the southeastern gateway to Longmont’s core along Main Street. There are three components that comprise the Focus on South Main effort: Main Street and Ken Pratt Boulevard Intersection Improvements, Main Street Bridge Replacement at St. Vrain Creek, and Main Street Pavement Reconstruction.
  • Pavement Management Program
    The City’s annual Pavement Management Program contracts with private sector contractors for replacement of broken curbs and sidewalks, preventive maintenance such as crack sealing, chip sealing and pavement overlay and reconstruction.

Projects in Planning and Design

  • Boston Avenue Connection
  • Hover Street Pedestrian Underpass at Dry Creek
  • Sidewalk Connections - 9th Avenue, Hover Street
  • South Pratt Parkway Bridge Over St. Vrain Creek
  • State Highway 119 Pedestrian Underpass Near Hover Road
    This is a joint project between the City of Longmont, Boulder County and the Colorado Department of Transportation. A grade separated crossing of SH 119 is planned just southwest of Hover Street. This project will provide a key pedestrian/bicycle connection between Dry Creek Drive and Pike Road as well as provide an alternative to the busy SH 119 & Hover Street intersection.
  • Sunset Street Bridge & Corridor
    This multi-phase project will address transportation repairs and improvements to the section of Sunset Street from Boston Avenue north to the BNSF railroad tracks, including repair of the Sunset Bridge, which was severely damaged in the Flood of 2013.

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