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US 550 Red Mountain Pass closed August 5 to allow for search and rescue operations
Aug. 5, 2025 - Southwestern Colorado - Motorists traveling between Ouray and Silverton are advised to seek alternate routes
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August 2025 News
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Silverton modular home delivery requires US 550 highway closures
Oct. 7, 2025 - Southwestern Colorado - Full two-hour closures scheduled for the morning and afternoon of Friday, Oct. 10
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Motorists can expect lengthy Saturday morning delays on US 550 Red Mountain Pass
Jan. 24, 2026 - Crews will perform winter maintenance operations beginning at 10 a.m.
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Lengthy closures begin Dec. 10 at 10 a.m. on US 550 Red Mountain Pass
Dec. 9, 2024 - Southwestern Colorado - Closures between Silverton and Ouray anticipated to last through late Tuesday afternoon
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US 550 chip seal operations scheduled for June 9 and 10 between Durango and Silverton
June 6, 2025 - Southwest Colorado - Motorists will encounter two work zones and should allow for up to 40 minutes of additional travel time.
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US 550 Red Mountain Pass is closed due to a rockfall
Nov. 13, 2024 - Southwestern Colorado - Crews will begin removal operations at first light
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Lengthy closures will begin at 9 a.m. Wednesday, Nov. 27 on US 550 Red Mountain Pass
Nov. 27, 2024 - Southwest Colorado - CDOT maintenance teams perform safety-critical operations between Ouray and Silverton
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Lengthy delays on US 550 between Ouray and Silverton begin at 11 a.m. on Tuesday, Dec. 3
Dec. 2, 2024 - Southwest Colorado - Maintenance crews perform safety-critical winter maintenance operations on Red Mountain Pass
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CDOT Video Highlights Rockfall Event, Risky Work on US 550 Red Mountain Pass
March 26, 2014 - Southwestern Colorado/CDOT Region 5 - Incident from 900 feet above kept Million Dollar Highway closed for nearly a month.
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March 2014 News
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US 550 Coal Bank Pass
Project completed
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