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US 550 overnight closure scheduled Dec. 16 south of Ouray
Dec. 12, 2025 - Southwestern Colorado - Plan for additional daytime delays on US 550 and CO 145 during winter maintenance operations
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2025 News & Press Releases
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December 2025 News
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Southwest Colorado Striping
Project Complete
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Archived Project Sites
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Southwest Colorado Striping
State Highways, US Highways
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CDOT closes U.S. 550 Red Mountain Pass
March 19, 2020 - Southwestern Colorado
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2020 News & Press Releases
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March 2020 News
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Three southwest mountain passes scheduled to close Nov. 25 for winter maintenance preparation
Nov. 21, 2025 - Southwestern Colorado - Lengthy morning delays on US 160 Wolf Creek, US 550 Red Mountain and CO 145 Lizard Head Passes
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2025 News & Press Releases
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November 2025 News
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US 550 Red Mountain Pass lengthy closures set for power line reconstruction
Aug. 28, 2025 - Southwestern Colorado - San Miguel Power utility project will impact travel for three weeks, Sept. 2 to 18
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2025 News & Press Releases
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August 2025 News
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US 550 Retaining Wall & Tunnel Repairs
Project Complete
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Archived Project Sites
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US 550 Retaining Wall and Tunnel Repairs
US Highway
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Archived Project Sites
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Project Underway: Fresh striping operations take place on southwest and south-central Colorado highways
May 18, 2022 - Southwestern Colorado -
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2022 News & Press Releases
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May 2022 News
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Lengthy closures set for US 550 Red Mountain Pass
September 1, 2021 - Southwestern Colorado - Power line reconstruction work will require morning and afternoon road closures
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2021 News & Press Releases
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September 2021 News
