Agenda Date: 11/06/2018
Subject:
Title
A resolution authorizing an Intergovernmental Agreement between the city and the Colorado Department of Transportation for reimbursement of costs associated with the replacement, design, and construction of the bridge at Rio Grande Street over Slaughterhouse Gulch
Body
Presented By:
Keith Reester, Public Works Director
REQUESTED COUNCIL ACTION:
Does city council support entering into an Intergovernmental Agreement (IGA) with the Colorado Department of Transportation (CDOT) for reimbursement of costs associated with the replacement, design, and construction of the Rio Grande Street Bridge over Slaughterhouse Gulch?
BACKGROUND:
The Rio Grande Street Bridge was constructed in 1930. Since that time, the bridge has undergone periodic maintenance and repairs. CDOT conducts biennial inspections on "off-system" bridges, which are non-CDOT owned with span lengths of over 20 feet. The city has 38 bridges that qualify for this inspection. Any structures less than 20 feet in length do not qualify for this program and must be inspected by the city. Bridges are rated on a sufficiency scale of 0 to 100. The 2015 sufficiency rating of this bridge was 49.7.
This bridge is considered "structurally deficient." This does not mean it is at imminent risk of failure, but that it needs to be monitored for continued deterioration. Due to its structural rating, the Rio Grande Bridge is required to be posted for a vehicular weight restriction.
In addition to being structurally deficient, this bridge is also considered "functionally obsolete," meaning it does not meet the current functional needs associated with the roadway. The bridge is immediately adjacent to the Littleton Police Department and Littleton Fire Rescue Station 11. Replacement of this bridge would aid in the continued safe egress and ingress of the city's emergency responders. This bridge is only 20 feet wide, allowing for only one narrow lane in each direction. The...
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