Project Summary

User conflicts among motorist, pedestrians and cyclists combined with aging surfaces make this intersection a top ten accident location in the City of Aspen.  This project aims to increase pedestrian safety, enhance intersection interactions and complete valuable infrastructure upgrades.

Key Features:

  • New Rectangular Rapid Flashing Beacons (RRFB)
  • Stormwater Improvements, including Inlets
  • Painted Crosswalks
  • Rain Garden
  • Car-to-Go Electric Vehicle and utility infrastructure for future electric vehicle charging station
  • Curb extentions on the East Side of the Intersection of Spring and Main Streets

Additional Information

Work Activities:  Demo of sidewalks and roadway, trenching activities, sawcutting, utility work, striping, restriping road on west side of intersection to force cars to turn right and creating a designated through lane prior to entering the intersection. Work hours are generally Mondays-Fridays, 7:30 AM-5:30 PM and Saturdays, 9 AM-5 PM (as needed).

Traffic Impacts & Detours:  Intermittent parking closures will be required along Spring Street and Main Street, but will remain open when possible. It is anticipated that limited lane closures will be required, but at least one lane with remain open in both directions (east/west) on Main Street. Periodic detours for this intersection may be required including periodic alternating one-way traffic on N. Spring Street and detours via Original Street. Pedestrian and business access will remain open. Follow construction signage. 

Schedule and detour details are being finalized and are subject to change. Please note that this work is concurrent with Aspen City Offices construction which requires road closures on Rio Grande Place April-June ( In the event of overlapping traffic impacts, the Spring and Main Improvements schedule may be modified or postponed to keep emergency service access open.

Contractor:  Aspen Digger

Cost & Funding:  $276k from Allocated General Funds, Transportation and Asset Management Budgets

Spring and Main Fact Sheet (PDF)

Latest Updates

6/20: Crews will stripe the new configuration for motorists at Spring and Main Street on Monday, June 24. This includes restriping the west side of intersection to force cars to turn right and creating a designated through lane prior to entering the intersection. Work will begin at approximately 8 a.m. and continue throughout the day. Traffic control will be in the area. Delays are anticipated.

5/13: View project video update [LINK]

Construction scheduled to begin on Monday, April 15. Weather permitting.

8/16:  Aspen City Council to review project at August 27 regular council meeting

Site Area

spring main site area

Project Contact Information


Project Phone:  (970) 340-4334