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|---|---|---|---|---|
| Taichung Beltway / Taichung Circular Line | ||||
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| Route information | ||||
| Maintained by Taiwan Area National Freeway Bureau | ||||
| Length | 28.0 km [1] (17.4 mi) | |||
| Existed | 16 November 2001–present | |||
| Major junctions | ||||
| West end |  Prov 17 in Qingshui | |||
 Nat 3 in Qingshui  Nat 1 in Shengang | ||||
| East end |  Prov 74 in Tanzi | |||
| Location | ||||
| Country | Taiwan | |||
| Highway system | ||||
| ||||
National freeway 4 is a freeway that begins in Qingshui District, Taichung at Provincial Highway 17 and ends in Tanzi District at Provincial Highway 74.
The total length is 28.0 km (17.4 miles).
| County | Location | km [2] | mi | Exit | Name | Destinations | Notes |
|---|---|---|---|---|---|---|---|
| Taichung City | Qingshui | 0.0 | 0.0 | 0 | Qingshui |  Prov 17 / Prov 1 – Qingshui, Port of Taichung | |
| 2.3 | 1.4 | 2 | Zhonggang System | Nat 3 – Shalu, Dajia | |||
| Shengang | 9.0 | 5.6 | 9 | Shengang | Sanmin Rd. – Shengang, Cty 132 – Houli | ||
| 11.7 | 7.3 | 11 | Taichung System | Nat 1 – Houli, Taichung | |||
| Houli | 14 | 8.7 | 14 | Houfeng |  Prov 13 – Houli, Fengyuan | ||
| Fengyuan | 17.8 | 11.1 | 18 | Fengshi |  Prov 3 – Fengyuan, Shigang, Dongshi | ||
| Tanzi | 26.0 | 16.2 | 26 | Tanzi | Fugui Road/Fengxing Road/Fengyuan Blvd. | ||
| 28.0 | 17.4 | 28 | Tanzi System | Prov 74 – Tanzi, Taiping, Dali | Terminus of freeway | ||
| 1.000 mi = 1.609 km; 1.000 km = 0.621 mi | |||||||
The lanes in each direction are listed below.
Completed in November 2001.
The Fengshi - Tanzi section was opened on 16 January 2023.
Taichung, officially Taichung City, is a special municipality located in central Taiwan. Taichung has approximately 2.8 million residents and is the second most populous city of Taiwan, as well as the most populous city in Central Taiwan. It serves as the core of the Taichung–Changhua metropolitan area, the second largest metropolitan area in Taiwan.
Highways in Taiwan are classified into five types:
Qingshui District, also spelled as Chingshui District, is a coastal suburban district in western Taichung City, Taiwan.
Wufeng District is a suburban district in southern Taichung, Taiwan. It is the location of Taiwan Provincial Consultative Council.
National Freeway 1, also known as Sun Yat-sen Freeway, is a freeway in Taiwan, the first freeway built in Taiwan. It begins in Keelung at the intersection of Xiao 2nd Road and Zhong 4th Road and ends in Kaohsiung at the intersection of Zhongshan 4th Road and Yugang Road, giving it a total length of 374.3 km (232.6 mi).
National Freeway 2 is a connector freeway in Taiwan that traverses the special municipalities of Taoyuan City and New Taipei City. The freeway begins at Taiwan Taoyuan International Airport in Dayuan District, Taoyuan City, traveling in a Northwest-Southeast direction along northern Taoyuan City and ends in Yingge at the junction with National Freeway 3. It is 20.4 km (12.7 mi) long.
National Freeway 3, also known as Formosa Freeway, is a freeway in Taiwan. It is the second north–south freeway in Taiwan, beginning in Keelung City at Jijin Interchange on the provincial highway 2 and ending in Linbian, Pingtung on the provincial highway 17. It is the longest freeway in Taiwan with a total length of 431.5 km (268.1 mi). The freeway is also the only one in Taiwan to have a spur route, Freeway 3A.
National freeway 6, also known as Shuishalian Freeway or Central East-West Freeway, is a freeway between Wufeng, Taichung and Puli, Nantou, and all of the main line was already open to traffic on 21 March 2009. The freeway runs parallel with provincial highway 14 for most of its length.
National freeway 8 is a freeway, which begins in Annan District of Tainan City and ends in Sinhua District, Tainan on the provincial highway 20. The first 4.2 kilometres of the freeway is expressway-standard road with partial controlled access, while the rest is controlled-access highway.
Provincial Highway 68 is an expressway, which begins in Hsinchu City at Nanliao on the Provincial Highway No. 15 and ends in Zhudong on Zhongfeng Road.
Provincial Highway 74, also known as the Kuaiguan-Wufeng Expressway (快官烏日線) or Taichung Ring Expressway (台中環線), is an expressway around Taichung City. It starts at Kuaiguan Interchange on Freeway No. 3 in Changhua City and ends at Wufeng Interchange on Freeway No. 3 in Wufeng District.
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The Taichung MRT is a rapid transit system in Taichung, Taiwan. In addition to Taichung, it may serve Changhua and Nantou counties in the future. Taichung Metro's first route, the Green Line, officially began operation on April 25, 2021, making it the 5th rapid transit system operating in Taiwan.
The Ministry of Transportation and Communications governs transportation in Taiwan.
Provincial Highway 1 is a 461.081 km (286.502 mi)-long Taiwanese provincial highway that starts in the north of the country near Taipei Main Station and ends in the south at Fangshan, Pingtung County. It intersects with Provincial Highway 9 and Provincial Highway 26. Before the freeway system was built in Taiwan, this was the primary north-south highway for the island. The highway connects most of the major cities in Taiwan. In most parts of Taiwan, the road is known as The North-South Highway (縱貫公路).
Wuri District is a suburban district in southern Taichung, Taiwan. Both of the two north–south freeways pass through Wuri. Wuri is also home to a large military training centre, Chengkungling, as well as Taichung HSR station.
Provincial Highway 3 is a 435.608km long Taiwanese highway that starts in Taipei and ends in Pingtung. Also known as Inner-Mountain Highway (內山公路), the road travels through mountainous towns in Western Taiwan and was the major route for the area until Freeway 3 was built.
Xitun District or Situn District is the second-most populated district of Taichung, Taiwan. It is located on the western side of the city. Once considered part of the countryside, the district has seen rapid growth in recent years with department store and office towers in the redevelopment zone. Taichung City Hall is located in the district.
Provincial Highway 12, named as Taiwan Boulevard (台灣大道) for its entire length, is a 23.2 km east–west highway that connects Port of Taichung in Wuqi with downtown Taichung City.
Provincial Highway 17 (PH 17), Chinese: 台17線) is a north–south highway from Qingshui in Taichung City to Fangliao in Pingtung County. The highway is known as Western Coastal Highway (西部濱海公路) since it runs parallel to the western coasts of Taiwan. Since the completion of PH 61 expressway, which parallels PH 17, the latter now mostly handles local traffic. The total length of the highway is 273.474 kilometres (169.929 mi).
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