National Freeway 4

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.

National freeway 4
Taichung Beltway / Taichung Circular Line
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
Major intersections	Nat 3 in Qingshui Nat 1 in Shengang
East end	Prov 74 in Tanzi
Location
Country	Taiwan
Highway system
Highway system in Taiwan
← Nat 3 → Nat 5

National freeway 4

Length

The total length is 28.0 km (17.4 miles).

Major cities along the route

• Taichung City

Exit List

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

Lanes

The lanes in each direction are listed below.

• 3 lanes:
  • Qingshui Top - Fengshi IC
• 2 lanes:
  • Fengshi IC-Tanzi System

See also

• Highway system in Taiwan

Notes

Completed in November 2001.

The Fengshi - Tanzi section was opened on 16 January 2023.