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玉山群峰線

Road conditions

Due to the impact of typhoons and southwesterly flow–induced extremely torrential rain in July 2025, Provincial Highway Temporary Route 105 from Meishankou to Xiangyang (0K–44K) is currently open only to residents, emergency repair contractors, and for the transportation of supplies. If travel is necessary, please check the latest news on the Jiaxian Work Section website or the Highway Bureau’s Provincial Highway Real-Time Information Service website.

Jiaxian Work Section – Latest News
(https://thbu3.thb.gov.tw/News.aspx?n=4796&sms=13379)

Provincial Highway Real-Time Information Service – Highway Bureau
(https://168.thb.gov.tw/thb168)
Provincial Highway 21 from 110K to 144K (Caopingtou to Tataka section) is closed to traffic daily from 5:30 PM to 7:00 AM the following day. The road reopens for passage each morning at 7:00 AM.

Slope protection works are being carried out at the 132K+300 section of Provincial Highway 21. Due to the potential risk of falling rocks during construction, traffic control will be implemented from October 1 to November 30, 2025.
From Monday to Friday, traffic will be released once every hour between 8:00 AM and 5:00 PM; the road will be closed immediately after each release. No control will be enforced between 12:00 PM and 1:00 PM.
On Saturdays and Sundays, mobile traffic control will be in place, maintaining one-lane, two-way traffic.