F1X Bus Reroutes Around Fort Belvoir Road Work
WMATA F1X southbound buses detour via Gunston and Sibert Roads during Gorgas Road closure
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F1X Bus Detours Around Gorgas Rd Work Until August
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Riders heading to Fort Belvoir on WMATA's F1X bus route will need to adjust their commutes starting March 30 as southbound buses detour around construction on Gorgas Road. The five-month detour runs through August 31, 2026, affecting service between Gunston Road and Woodlawn Road, transit officials said. Northbound buses toward King St-Old Town won't be affected by the construction work.
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WMATA F1X bus at Fort Belvoir Commissary stop with passengers boarding during daytime service

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The detour stems from road construction that'll close Gorgas Road between Gunston Road and Woodlawn Road for the next five months. WMATA typically reroutes buses when street closures block regular paths, working with local jurisdictions to maintain service to key destinations like Fort Belvoir. The agency said the detour's designed to keep buses running while construction crews complete their work. Officials didn't specify what type of construction is taking place or which jurisdiction is managing the project.
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Southbound F1X buses heading to Fort Belvoir Commissary will take Gunston Road and Sibert Road instead of their usual Gorgas Road route, according to WMATA. The buses will rejoin their regular route on Sibert Road at the commissary. Northbound service toward King St-Old Town continues on its normal path without changes. Officials said riders should expect the detour to add some travel time but didn't provide specific estimates for how much longer trips might take.
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Road construction barriers and equipment blocking street with detour signs directing traffic to alternate route

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The detour takes effect March 30, 2026, and runs through August 31, 2026, WMATA confirmed. The agency said the service change remains in effect until further notice, though the August end date suggests construction should wrap up by late summer. Officials encouraged riders to sign up for MetroAlerts for updates if the timeline changes.
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Riders should plan trips accordingly and allow extra travel time during the detour period, transit officials said. WMATA advised passengers to check for service updates before traveling, particularly during the first few days of the detour. Moovit provides real-time F1X bus tracking and alternative route suggestions for riders navigating the temporary service change.










