# Provincial Highway 61 (Taiwan)

Provincial Highway No. 61, usually known as the West Coast Expressway (西部濱海快速公路), is a highway that runs along the west coast of Taiwan. Several sections of the highway are freeway standards with no at-grade intersections, while the rest are local highway standards. There are several sections open for traffic. Others are still under construction.

## Major cities along the route

* New Taipei
* Taoyuan
* Hsinchu
* Taichung
* Tainan

## Exit list

| County | Location | km | mi | Exit | Name | Destinations | Notes |
| New Taipei | Tamsui | 0.0 | 0.0 | 0 | Tamsui Top (淡水端) | Prov 2B – Shalun, Tamsui | Under construction |
| New Taipei | Bali | 2 | 1.2 | 2 | Bali 1 (八里一) | Zhongxiao Road-Shisanhang, Bali | Temporary northern terminus of highway |
| New Taipei | Bali | 4 | 2.5 | 4 | Bali 2 (八里二) | Prov 64 – Port of Taipei, Xindian | Northbound exit and southbound entrance to PH 64 on construction |
| New Taipei | Bali | 6.0 | 3.7 | 6 | Bali 3 (八里三) | Prov 15 – Bali | |
| New Taipei | Linkou | 16.0 | 9.9 | 16 | Linkou (林口) | Cty 106 – Linkou | |
| Taoyuan | Luzhu | 19.0 | 11.8 | 19 | Luzhu (蘆竹) | Prov 15 – Haihu Village, Luzhu | |
| Taoyuan | Dayuan | 28.2 | 17.5 | 28 | Zhuwei (竹圍) | Prov 15A – Zhuwei Village, Dayuan | Southbound exit and northbound entrance |
| Taoyuan | Dayuan | 30.2 | 18.8 | 30 | Shalun (沙崙) | Prov 15A – Shalun Village, Dayuan | Northbound exit and southbound entrance |
| Taoyuan | Dayuan | 34.9 | 21.7 | 34 | Dayuan (大園) | Taoyuan Road 121, Cty 110 – Dayuan→Taoyuan International Airport | |
| Taoyuan | Guanyin | 40.6 | 25.2 | 40 | Caota (草漯) | Taoyuan Road 35,Taoyuan Road 32-Guanyin→Guanyin Industrial Dist. | |
| Taoyuan | Guanyin | 44.1 | 27.4 | 44 | Taoyuan Science Park (桃科) | Taoke 9th Road-Taoyuan Science Park | Southbound exit and northbound entrance |
| Taoyuan | Guanyin | 48.7 | 30.3 | 48 | Guanyin (觀音) | Prov 66 – Guanyin, Daxi | |
| Taoyuan | Xinwu | 54.4 | 33.8 | 54 | Yong'an (永安) | Cty 114 – Yong'an Village, Xinwu→Yong'an Harbor | |
| Hsinchu | Xinfeng | 63.9 | 39.7 | 63 | Xinfeng 1 (新豐一) | Hsinchu Road 1-Hongmaogang, Xinfeng | |
| Hsinchu | Xinfeng | 66.2 | 41.1 | 66 | Xinfeng 2 (新豐二) | Prov 15 – Xinfeng | Northbound exit and southbound entrance |
| Hsinchu | Zhubei | | | | Fenggang (鳳岡) | Hsinchu Road 4-Fenggang Village, Zhubei | Planned interchange |
| Hsinchu City | North District | | | | Nanliao（南寮） | Prov 68 – Nanliao, Zhudong | Planned interchange |
| Hsinchu City | Xiangshan | | | | Gangnan（港南） | Prov 15 – Nanliao | Planned interchange |
| Miaoli | Zhunan | 90.4 | 56.2 | 90 | West Coast (西濱) | Nat 3 – Zhunan, Xiangshan | Northbound exit and southbound entrance |
| Miaoli | Houlong | 102.9 | 63.9 | 102 | Xizhou (溪洲) | Cty 126 – Shuiweizi, Houlong | |
| Miaoli | Houlong | 103.7 | 64.4 | 103 | | Prov 72 – Houlong, Shitan | Planned interchange |
| Miaoli | Houlong | 105.3 | 65.4 | 105 | Houlong (後龍) | Prov 6 / Cty 119 – Gongsiliao, Houlong, Miaoli City | |
| Miaoli | Houlong | 109.3 | 67.9 | 109 | Chituqi (赤土崎) | Miaoli Road 33-Zhonghe Village, Houlong | |
| Miaoli | Tongxiao | 111.8 | 69.5 | 111 | Baishatun (白沙屯) | Prov 1 – Tongxiao, Xihu→Baishatun | |
| Miaoli | Tongxiao | 115.0 | 71.5 | 115 | Xinpu (新埔) | Prov 1 – Xinpu Village, Tongxiao | |
| Miaoli | Tongxiao | 121.3 | 75.4 | 121 | Tongxiao 1 (通霄一) | Prov 1 – Tongwan Village, Tongxiao | |
| Miaoli | Tongxiao | 122.3 | 76.0 | 122 | Tongxiao 2 (通霄二) | Cty 121 / Cty 128 – Tongxiao | Southbound exit and northbound entrance |
| Miaoli | Yuanli | 127.0 | 78.9 | 127 | Yuanli (苑裡) | Miaoli Road 40-Yuangang Village, Yuanli | Southbound exit and northbound entrance |
| Miaoli | Yuanli | 130.4 | 81.0 | 130 | Fangli (房裡) | Cty 140 – Fangli Village, Yuanli, Sanyi | Southbound exit and northbound entrance |
| Taichung | Dajia | 134.0 | 83.3 | 134 | Dajia (大甲) | Taichung Road 3-Jianxing Village, Dajia | Northbound exit and southbound entrance |
| Taichung | Daan | 136.9 | 85.1 | 136 | Fuzhu (福住) | Dongxi 4th Road-Fuzhu Village, Daan | Southbound exit and northbound entrance |
| Taichung | Daan | 139.1 | 86.4 | 139 | Daan 1 (大安一) | Taichung Road 16, Cty 132 – Haiqian Village, Daan, Dajia | |
| Taichung | Daan | 144.0 | 89.5 | 144 | Daan 2 (大安二) | Taichung Road 17-Nanpu Village, Daan | Northbound exit and southbound entrance |
| Taichung | Qingshui | 150.0 | 93.2 | 150 | Qingshui (清水) | Prov 17 / Prov 10 – Qingshui, Shalu→Gaomei Wetland | |
| Taichung | Wuqi | 154.1 | 95.8 | 154 | Wuqi (梧棲) | Prov 12 – Wuqi→Taichung Port | |
| Taichung | Longjing | 157.6 | 97.9 | 157 | Longjing (龍井) | Cty 136 – Longjing, Dadu→Taichung Port | |
| Changhua | Shengang | 166.1 | 103.2 | 166 | Shengang (伸港) | Prov 61B – Shengang, Hemei | |
| Changhua | Xianxi | 169.9 | 105.6 | 169 | Xianxi (線西) | Cty 138 – Xianxi→Changhua Coastal Industrial Dist. | |
| Changhua | Lukang | 174.8 | 108.6 | 174 | Yangcuo (洋厝) | Binhai Road-Lukang | |
| Changhua | Lukang | 177.8 | 110.5 | 177 | Lukang (鹿港) | Lugong Road-Lukang→Changhua Coastal Industrial Dist. | |
| Changhua | Fuxing | 180.0 | 111.8 | 180 | Fuxing（福興） | Cty 144 – Fuxing, Puyan | |
| Changhua | Fangyuan | 185.0 | 115.0 | 185 | Hanbao（漢寶） | Prov 17 – Hanbao Village, Fangyuan | |
| Changhua | Fangyuan | 192.3 | 119.5 | 192 | Wanggong（王功） | Prov 17 – Wanggong Village, Fangyuan→Wanggong Harbor | |
| Changhua | Fangyuan | 197.1 | 122.5 | 197 | Fangyuan（芳苑） | Prov 17 – Yongxing Village, Fangyuan | |
| Changhua | Dacheng | 208.4 | 129.5 | 208 | Dacheng（大城） | Cty 152 – Dacheng, Zhutang | |
| Yunlin | Mailiao | 216.4 | 134.5 | 216 | Qiaotou（橋頭） | Yunlin Special Road 1, Prov 17 / Cty 153A – Qiaotou Village, Mailiao | |
| Yunlin | Mailiao | 221.0 | 137.3 | 221 | Mailiao（麥寮） | Cty 156 / Cty 153A – Wayao Village, Mailiao | |
| Yunlin | Taixi | 224.9 | 139.7 | 224 | Huzinei（湖仔內） | Prov 17 – Hefeng Village, Taixi | |
| Yunlin | Taixi | 226.7 | 140.9 | 226 | Lunfeng（崙豐） | Yunlin Road 116, Prov 17 – Hefeng Village, Taixi | Southbound exit and northbound entrance |
| Yunlin | Taixi | 229.6 | 142.7 | 229 | Wutiaogang（五條港） | Prov 17 / Cty 155 – Wugang Village, Taixi | |
| Yunlin | Taixi | 233.4 | 145.0 | 233 | Taixi（台西） | Prov 78 – Taixi, Gukeng | |
| Yunlin | Sihu | 238.7 | 148.3 | 238 | Sihu（四湖） | Prov 17 / Cty 160 – Feisha Village, Sihu | |
| Yunlin | Kouhu | 247.0 | 153.5 | 247 | Kouhu（口湖） | Prov 17 / Cty 164 – Jinhu Village, Kouhu | |
| Yunlin | Kouhu | 246 | 153 | Kouhu Rest Area | Kouhu Rest Area | Kouhu Rest Area | Kouhu Rest Area |
| Yunlin | Kouhu | 253.0 | 157.2 | 253 | Shuijing（水井） | Yunlin Road 150, Prov 17 – Shuijing Village, Kouhu | |
| Chiayi | Dongshi | 259.5 | 161.2 | 259 | Aogu（鰲鼓） | Chiayi Road 8-Aogu Village, Dongshi→Aogu Wetland | Southbound exit and northbound entrance |
| Chiayi | Dongshi | 261.8 | 162.7 | 261 | Dongshi 1（東石一） | Cty 166 – Sanjia Village, Dongshi | Southbound exit and northbound entrance |
| Chiayi | Dongshi | 262.8 | 163.3 | 262 | Dongshi 2（東石二） | Prov 82 / Cty 168 – Yongtun Village, Dongshi, Shuishang | Northbound exit and southbound entrance |
| Chiayi | Dongshi | 266.0 | 165.3 | 266 | Baishuihu（白水湖） | Chiayi Road 18-Zhangtan Village, Dongshi | |
| Chiayi | Budai | 270.2 | 167.9 | 270 | Budai 1（布袋一） | Prov 17 – Longjiang Village, Budai→Budai Harbor | |
| Chiayi | Budai | 272.3 | 169.2 | 272 | Budai 2（布袋二） | Prov 17 / Cty 172 – Guangfu Village, Budai | |
| Tainan | Beimen | 281.0 | 174.6 | 281 | Nankunshen（南鯤鯓） | Prov 17 – Kunjiang Village, Beimen | Southbound exit and northbound entrance |
| Tainan | Beimen | 283.7 | 176.3 | 283 | Beimen（北門） | Prov 84 / Prov 17 – Baoji Village, Beimen, Yujing | |
| Tainan | Beimen | 289.1 | 179.6 | 289 | Sanliaowan（三寮灣） | Cty 174 / Cty 173A – Sanguang Village, Beimen | |
| Tainan | Jiangjun | 292.0 | 181.4 | 292 | Jiangjun（將軍） | Tainan Road 25-1-Changsha Village, Jiangjun→Mashagou | |
| Tainan | Qigu | 298.7 | 185.6 | 298 | Qigu（七股） | Cty 176 – Yancheng Village, Qigu→Qigu Lagoon,Qigu Salt Mountain | |
| Tainan | Qigu | 305.7 | 190.0 | 305 | Shifen（十份） | Cty 173 – Shifen Village, Qigu→Taijiang National Park | Temporary southern terminus of expressway |
| Tainan | Annan | 308.4 | 191.6 | 308 | Qingcaolun (青草崙) | Prov 17B – Taijiang Blvd, Annan | Under construction |
| 1.000 mi = 1.609 km; 1.000 km = 0.621 mi Incomplete access Unopened ||||||||

## Intersections with other freeways and expressways

* Provincial Highway 64 at Exit 4 (Bali 2) in Bali, New Taipei
* Provincial Highway 66 at Exit 48 (Guanyin) in Guanyin, Taoyuan
* Freeway 3 at Exit 90 (West Coast) in Zhunan, Miaoli
* Provincial Highway 78 at Exit 233 (Taixi Junction) in Taixi, Yunlin
* Provincial Highway 82 at Exit 262 (Dongshi 2) in Dongshi, Chiayi
* Provincial Highway 84 at Exit 283 (Beimen Junction) in Beimen, Tainan

## Auxiliary routes
### Provincial Highway 61A

Provincial Highway No. 61A started at the Port of Taipei and ended at an interchange with Provincial Highway 15. It connected PH 61 to the Port of Taipei. It was 2.888 kilometres (1.795 mi) long.
PH 61A was defunct and merged into PH 61 on June 29, 2020.
Exit list The entire route was in Bali, New Taipei City.
| km | Mile | Exit | Name | Destinations | Notes |
| 0.000 | 0.000 | 0 | Port of Taipei End | Bali, Port of Taipei | Northern terminus |
| 2.888 | 1.795 | 2 | Bali | Prov 15 – Bali, Linkou | Southern terminus |
| 2.888 | 1.795 | — | | Prov 61 south | Continuation beyond southern terminus |
| 1.000 mi = 1.609 km; 1.000 km = 0.621 mi Route transition ||||||

### Provincial Highway 61B

Provincial Highway No. 61B (Changhua Coastal Industrial Park - Hemei IC.) is one of two branch lines of Provincial Highway No. 61. It starts at Shengang Township and ends at National Highway No. 3 Hemei Interchange, Changhua County, which connects National Highway No. 3 and Provincial Highway No. 61. Its length is 6.355 km (3.949 mi). Before 2011, the route was part of Provincial Highway No. 74.

## Dual use

The Highway has been constructed in such a way that it can be used as a defensive line in the event of a Chinese invasion.