National Freeway 3

National freeway 3
Formosa Freeway
Route information
Maintained by Keelung
Major intersections	Nat 1 in Xizhi Nat 5 in Nangang, Taipei Nat 2 in Yingge Nat 1 in Baoshan Nat 4 in Qingshui Changhua Nat 6 in Wufeng Xinhua Nat 10 in Yanchao
South end	Dapengwan National Scenic Area in Linbian
Location
Country	Taiwan
Counties	Keelung, New Taipei, Taipei, Taoyuan, Hsinchu, Miaoli, Taichung, Changhua, Nantou, Yunlin, Chiayi, Tainan, Kaohsiung, Pingtung
Highway system
Transport in Taiwan
← Nat 4

National Freeway 3 (

.

The highway has 58 interchanges, 15 junctions, 7 service areas and 3 rest areas en route.[1] Aside from the 58 public interchanges, there are also some interchanges reserved for governmental usage.

Route Description

This freeway mostly serves as a

. The purposes of this freeway are to increase economic development in the rural area and to relieve congestion along Freeway 1.

The freeway begins at an intersection with

: 北部第二高速公路, 北二高).

In

: 中部第二高速公路, 中二高).

The highway continues to parallel Freeway 1 as it travels along the eastern parts of

: 南部第二高速公路, 南二高).

Naming

Freeways in Taiwan are officially coded "Freeways" with their respective numbers. By this principle, national freeway 3 is coded Freeway No. 3 (國道三號) in official documents or on road signs. Besides the numeric name, on November 1, 2004, it was named the Formosa Freeway (福爾摩沙高速公路) in a naming competition; however, its old alias Second Freeway (第二高速公路 or 二高) is more popular among the road users.

History

The original plan was only intended to build a second freeway between Taipei and Hsinchu. The construction began in 1987. Tucheng IC - Sanying IC was opened in January 1993, followed by Zhonghe IC to Hsinchu SIC in August 1993. Extension from Hsinchu SIC to Xiangshan IC was finished in February 1996. In March 1996, Xizhi SIC - Muzha IC was opened. The final phase of the north section was Muzha IC. - Zhonghe IC, which was completed in August 1997. The extension between Xizhi SIC and Jijin IC completed in August 2000.

The construction of the freeway south of

began in 1993. In February 2000, Xinhua JCT. - Jiuru IC. was open for the traffic. It was followed by Douliu IC - Xinhua JCT. In November 2001, Xiangshan IC. - Zhunan IC in December 2001, Zhunan IC - Houlong IC in May 2002, Caotun IC - Douliu IC in June 2002, Zhonggang SIC - Longjing IC in October 2002, and Houlong IC - Zhonggang JCT., Kuaiguan IC - Caotun IC in January 2003. The entire project was completed in January 2004 when Longjing IC - Kuaiguan IC was opened.

2010 landslide

On 25 April 2010, a landslide occurred on a segment near

Bad hillside anchoring was blamed as a possible cause, as it had not been raining at the time of the collapse and an earthquake was not registered.

Repairs to the freeway were completed on 19 June 2010 and normal traffic flow restored.[3]

Exit list

County	Location	km[4]	mi	Exit	Name	Destinations	Notes
Keelung, Wanli	Northbound exit and southbound entrance
	Qidu District	2.4	1.5	2	Madong System	Prov 62 – Ruifang, Dapu
Nat 1 – Xizhi, Wudu, Neihu
	12.2	7.6	12	Xintai 5th Road	Prov 5 – Xizhi, Nangang
	14.9	9.3	14	Nangang	Huandong Blvd., Nangang
Nat 5 – Shiding, Yilan
	16.7	10.4	16	Nanshen Rd.	Nanshen Rd.	Northbound entrance only
	Wenshan	20.7	12.9	20	Muzha	Nat 3a – Muzha, Taipei, Shenkeng
		25	16	Muzha Rest Stop (Northbound access only)
New Taipei City	Xindian	26.8	16.7	26	Xindian	Zhongxing Rd.- Xindian
		31.1	19.3	31	Ankeng	Cty 110 – Ankeng, Xindian, Taipei
	Zhonghe	35.8	22.2	35	Zhonghe	Prov 64 – Zhonghe, Banqiao
	Tucheng	42.8	26.6	42	Tucheng	Prov 65 / Prov 3 – Tucheng, Banqiao
	Sanxia	50	31	50	Sanying	Cty 110 – Sanxia, Yingge
	Taiwan Taoyuan International Airport, Bade
	Taoyuan City	Daxi	62.7	39.0	62	Daxi	Prov 66 / Prov 3 – Cihu Mausoleum, Daxi, Zhongli, Pingzhen
Longtan		68.4	42.5	68	Longtan	Cty 113B – Longtan
Hsinchu County	Guanxi	76.8	47.7	Guanxi Service Area
		79.4	49.3	79	Guanxi	Cty 118 – Guanxi, Xinpu
	Qionglin
	Baoshan	96.2	59.8	Baoshan Rest Area (Southbound access only)
		98.7	61.3	98	Baoshan	Sanfeng Rd., Daya Rd.- Hsinchu Science and Industrial Park
		100.5	62.4	100	Hsinchu System	Toufen
Hsinchu
	109.6	68.1	109	Xiangshan	Zhunan
Zhunan	115.2	71.6	115	Xibin	Prov 61
	119.3	74.1	119	Zhunan	Zhunan
	Houlong	124.9	77.6	124	Dashan	Zaoqiao, Dashan
		130.9	81.3	130	Houlong	Miaoli
	Xihu	134.3	83.5	Xihu Service Area
	Tongluo, Tongxiao
	Yuanli	156.8	97.4	156	Yuanli	Cty 140 – Sanyi, Yuanli
Taichung City	Waipu	164.2	102.0	164	Dajia	Cty 132 – Waipu, Dajia
	Nat 4 – Shengang, Qingshui
		172.5	107.2	Qingshui Service Area
	Shalu	176.1	109.4	176	Shalu	Prov 10 – Daya, Shalu
	Taichung
Hemei, Shengang
	Changhua
		202.5	125.8	202	Kuaiguan	Changhua
Taichung City	Wuri	207.6	129.0	207	Wuri	Cty 127 – Wuri
	Taichung
		211.5	131.4	211	Wufeng	Prov 74 / Prov 3 – Wufeng
		214.2	133.1	214	Wufeng System	Guoxing, Puli
Fenyuan
	222.7	138.4	222	Zhongxing System	Yuanlin
	224.9	139.7	224	Zhongxing	Prov 3 / Prov 14B – Nantou, Zhongxing New Village
	Zhongliao
		231.3	143.7	Nantou Service Area
	Mingjian, Jiji
	Zhushan	243.6	151.4	243	Zhushan	Prov 3 – Zhushan, Lugu
		Linnei
Gukeng, Douliu
	276.8		172.0	Gukeng Service Area
Chiayi County	Dalin	279.6	173.7	279	Meishan	Cty 162 – Meishan, Dalin
	Chiayi
	Chiayi
	Shuishang
Tainan City	Baihe	311.6	193.6	311	Baihe	Cty 172 – Dongshan, Baihe
	Dongshan	319	198	Dongshan Service Area
	Liouying	322	200	322	Liuying	Cty 165 – City Road 110, Dongshan, Liouying
	Lioujia	329.7	204.9	329	Wushantou	City Road 116, CR 165, Guantian, Lioujia
	Guantian	334.9	208.1	334	Guantian System	Prov 84 – Guantian, Yujing, Danei
	Shanhua	340.2	211.4	340	Shanhua	Cty 178 – Shanhua, Shanshang
	Tainan
		350	220	Xinhua Rest Area
	Guanmiao	357	222	357	Guanmiao	Prov 86 / Prov 19a – Guanmiao, Gueiren
		363	226	Guanmiao Service Area
Kaohsiung City	Tianliao	369.5	229.6	369	Tianliao	Prov 28 – Tianliao, Alian
	Kaohsiung
Ligang, Pingtung
	Changzhi	396.0	246.1	396	Pingtung	Prov 27 – Yanpu, Pingtung	Southbound exit and northbound entrance
	Changzhi	400.2	248.7	400	Changzhi	Prov 24 – Changzhi, Sandimen
	Neipu, Pingtung
	Kaohsiung
	Kanding	Southbound exit and northbound entrance
	Xinpi
	Linbian, Donggang
		431.5	268.1	431	Dapengwan End	Dapengwan National Scenic Area
1.000 mi = 1.609 km; 1.000 km = 0.621 mi

Major cities that have exit along the route

• Keelung City
• New Taipei City
• Taipei City
• Hsinchu City
• Eastern
  Taichung City
• Changhua City
• Nantou City
• Douliu City

Intersections with other freeways and expressways

• Keelung City
• Freeway No. 1 at Xizhi JCT. in New Taipei City
• Provincial Highway No. 5 at Nangang IC. in New Taipei City
• Taipei City
• Taipei City
• Provincial Highway No. 64 at Zhonghe IC. in New Taipei City
• Freeway No. 2 at Yingge JCT. in New Taipei City
• Taoyuan City
• Freeway No. 1 at Hsinchu JCT. in Baoshan, Hsinchu
• Zhunan, Miaoli
• Taichung City
• Changhua City
• Changhua City
• Taichung City
• Taichung City
• Caotun, Nantou
• Gukeng, Yunlin
• Shuishang, Chiayi
• Tainan City
• Tainan City
• Tainan City
• Kaohsiung City
• Zhutian, Pingtung

Lanes

The lanes in each direction are listed below.

• 4 lanes:
  • Zhonghe IC. - Yingge JCT.
  • Wufeng IC. - Nantou IC.
• 3 lanes:
  • Jijin IC. - Zhonghe IC.
  • Yingge JCT. - Wufeng IC.
  • Nantou IC. - Jiuru IC.
• 2 lanes:
  • Jiuru IC. - Linbian End

Spur routes

Freeway 3A (Taipei)

See also

• Highway system in Taiwan

References

24°5′50″N 120°36′0″E / 24.09722°N 120.60000°E / 24.09722; 120.60000