Ko te piriti he hanganga kua hangaia hei whakapiko i te aukati tinana, penei i te tinana o te wai, te awaawa, te ara ranei, me te kore e kati i te ara. He mea hanga ki te whakawhiwhi i te ara, ko te tikanga he mea kino ki te whakawhiti. Kaore he huarahi paerewa hei ine i te roa o te piriti. Ko etahi piriti kei te whangai mai i te timatanga o te huarahi tomokanga ki te pito o te ara o te putanga. Ko etahi e whangihia ana mai i te takutai tae noa ki te takutai. Heoi ko etahi e whakamahi ana i te roa o te katoa o te hanga mo te hanga piriti.
Anei nga tihi 20 runga rawa i te ao.
Kapa | Bridge | Whenua | roa |
1. | Danyang-Kunshan Grand Bridge | China | 164,800 m (540,700ft) |
2. | Changhua-Kaohsiung Viaduct | Taiwan | 157,317 m (516,132ft) |
3. | Tianjin Grand Bridge | China | 113,700 m (373,000ft) |
4. | Piriti Nui o Cangde | China | 115,900 m (380,200ft) |
5. | Weinan Weihe Grand Bridge | China | 79,732 m (261,588ft) |
6. | Bang Na Expressway | Thailand | 54,000 m (177,000ft) |
7. | Hone Nui o Beijing | China | 48,153 m (157,982ft) |
8. | Ko te roto o te Porowini o Pontchartrain | United States | 38,442 m (126,122ft) |
9. | Raina 1, Wuhan Metro Bridge | China | 37,788 m (123,976ft) |
10. | Piriti kauhau Manchac | United States | 36,710 m (120,440ft) |
11. | Ko te Toll Road o Jakarta-Cikampek | Indonesia | 36,400 m (119,400ft) |
12. | Ko te Hono Matua a te Kautahi Matua a Sheikh Jaber Al-Ahmad Al-Sabah | Kuwait | 36,140 m (118,570ft) |
13. | Piriti Yangcun | China | 35,812 m (117,493ft) |
14. | Hangaka Bay Bridge | China | 35,673 m (117,037ft) |
15. | Piriti Runyang | China | 35,660 m (116,990ft) |
16. | Lima Raina Metro 1 | Peru | 33,000 m (108,000ft) |
17. | Bridge a Donghai | China | 32,500 m (106,600ft) |
18. | Piriti Temburong | Poronai Taruharama | 30,000 m (98,000ft) |
19. | Raina Maglev | China | 29,908 m (98,123ft) |
20. | Dwarka Sector 8 Metro Station-Rama Krishna Ashram Marg Metro Station | India | 29,808 m (97,795ft) |