List of longest ring roads

This article lists some of the longest ring roads in the world.

Name Distance
(miles)		 Distance
(kilometers)		 Year completed Location Country Ref.
Route 18281,3321974Iceland
G95 Capital Area Loop Expressway5849402016Beijing Capital AreaChina
G98 Hainan Island Ring Expressway3816132012HainanChina[1]
Moscow Big Ring Road3405471960sMoscow, Moscow OblastRussia
Chongqing 3rd Ring Expressway 265 427 2021 Chongqing China [2]
G91 Central Liaoning Ring Expressway2494002018ShenyangChina[3]
Regional Ring Road2263642018Greater CairoEgypt
Moscow Small Ring Road2153471960sMoscow, Moscow OblastRussia
Peripheral Expressway
Western Peripheral Expressway
Eastern Peripheral Expressway		1682702018National Capital RegionIndia
Beijing 6th Ring Road1402202010BeijingChina
G4202 Chengdu 2nd Ring Expressway1392232013ChengduChina
G1503 Shanghai Ring Expressway1302092008ShanghaiChina
Bundesautobahn 101221961936-1979Berlin/Brandenburg Metropolitan RegionGermany
M25 motorway1171881975-1986Greater London, EnglandUnited Kingdom
G4201 Wuhan Ring Expressway1171882012WuhanChina[4][5]
Rodoanel Mário Covas1101772002-2019Greater São PauloBrazil
Outer Ring Road, Hyderabad981582018HyderabadIndia
Texas State Highway Loop 1604941511977San Antonio, TexasUnited States[6]
Saint Petersburg Ring Road881422011Saint PetersburgRussia
Texas State Highway Beltway 8881411983Greater Houston, TexasUnited States[7]
I-275 Cincinnati By-Pass83.71134.721962Ohio-Kentucky-IndianaUnited States

This article is about the world's longest ring roads. For longest roads in general, see List of longest highways.

Under construction
  • Central Yunnan Urban Economic Ring Expressway, over 300 kilometres (186 mi) completed.[8][9]
  • G3021 Lintong–Xingping Expressway, also known as the Second Ring Expressway of Xi'an, planned length of 360 kilometres (224 mi).
  • G93 Chengyu Ring Expressway, planned length of 1,057 kilometres (657 mi).
  • Chengdu Economic Zone Ring Expressway, planned length of 438 kilometres (272 mi).
  • Texas State Highway 99, planned length of 184 miles (296 km).[10]
  • Hyderabad Regional Ring Road, planned length of 330 km (205 mi).

References
  1. "我省高速公路列入国家公路网规划 -- 规划 -- 海南省人民政府网". www.hainan.gov.cn.
  2. "刚刚，重庆正式进入"三环时代"！". news.sina.com.cn. 2021-10-18. Retrieved 2021-10-19.
  3. "辽宁中部环线高速公路全线贯通-新华网". www.xinhuanet.com.
  4. "阳逻长江大桥开通国家交通路网武汉节点全面升级". www.gov.cn.
  5. "武汉绕城高速公路 _武汉绕城至高速公路_武汉绕城高速公路最新信息大全-中国高速公路网". www.chinahighway.org.
  6. Transportation Planning and Programming Division (n.d.). "State Highway Loop No. 1604". Highway Designation Files. Texas Department of Transportation. Retrieved December 28, 2019.
  7. Transportation Planning and Programming Division (n.d.). "State Highway Loop No. 8". Highway Designation Files. Texas Department of Transportation. Retrieved December 28, 2019.
  8. "省政协调研组视察滇中环线高速公路建设-云南省交通运输厅". jtyst.yn.gov.cn.
  9. "滇中高速公路环线建设 最后两项目年底开工".
  10. "Grand Parkway - SH 99". www.txtag.org.
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