Provincial Highway 18 | ||||
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台18線 | ||||
Alishan Highway | ||||
Route information | ||||
Maintained by Directorate General of Highways | ||||
Length: | 109.3 km (67.9 mi) | |||
Major junctions | ||||
West end: | Taibao, Chiayi | |||
Fwy. 3 in Zhongpu, Chiayi | ||||
East end: | PH 21 in Xinyi, Nantou | |||
Highway system | ||||
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Taiwan Provincial Highway No. 18 is a highway between Taibao in Chiayi County to Provincial Highway No. 21 at Tatajia (Tataka) in Yushan National Park. It is also called the New Central Cross-Island Highway(新中橫公路) and Alishan Highway(阿里山公路). The highway connects Chiayi City and the rest of Western Taiwan to Alishan National Scenic Area and Yushan National Park. The overall length of the highway is 109.316 km.
The highway begins in front of THSR Chiayi Station in Taibao City as HSR Avenue, which connects the station with downtown Chiayi City. The highway continues eastbound as it leaves Chiayi City for Alishan. In Zhongpu the highway has a junction with Freeway 3. The road then passes through Fanlu and Zhuqi before reaching Alishan Township, home to the popular tourist destination of Alishan National Scenic Area and Alishan Forest Railway. The highway then continues eastbound through the Alishan mountains and enters Yushan National Park, before ending at the junction of PH 21 in Tatajia, located near the foot of Yushan, the highest mountain in Taiwan.