Colorado Route 151 Collapses Amid Flooding; $65M Repair Estimate Issued
What happened
Colorado Route 151 collapsed between Chimney Rock and an old mine site on November 2, 2026. This occurred during a second round of severe flooding that struck the Four Corners region on November 1, 2026. The road had previously washed out in two locations during the October 22-25 flooding.
From enr.com
Why it matters
The collapse and flooding have damaged roads and wastewater systems across the region. Colorado estimates that repairs to federal-aid roads from the October storms will cost $65 million. Immediate work has been approved using $6.5 million in federal emergency quick-release funding and $5 million in state funding.
From enr.com
Who's involved
- ColoradoState facing infrastructure damage and estimated $65 million in repair costs.
- Colorado Department of TransportationState agency responsible for state transportation infrastructure repairs.
- Federal Emergency Management AgencyDisaster response agency providing federal emergency quick-release funding.
- Federal Highway AdministrationFederal agency involved in funding federal-aid road repairs.
Who could feel it
Possible knock-on effectsThese are possibilities Brind reasoned out, not predictions, and not advice. Most are not stated in any report.
- La Plata CountySpeculative
La Plata County might face increased local repair costs and supply chain disruption due to road closures.
- Colorado Department of TransportationSpeculative
Colorado Department of Transportation could face increased operational costs and repair mandates for state transportation infrastructure.
- Federal Emergency Management AgencySpeculative
Federal Emergency Management Agency may see increased funding disbursement and regulatory response to declared disaster events.
- Federal Highway AdministrationSpeculative
Federal Highway Administration could see increased funding allocation for federal emergency quick-release infrastructure repairs.
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The entities involved
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Colorado
state of the United States of America
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Chimney Rock
island in Hoonah–Angoon Census Area, United States of America
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