About Inflammatory Triggers | About Symptom Triggers. Triggers often bring on asthma attacks. A trigger is any thing or condition that causes inflammation in the airways, which then leads to asthma symptoms. Your personal triggers can be very different from those of another person with asthma.
At more than 7,580 feet long, Seattle's Governor Albert D. Rosellini Bridge is already the world's longest floating bridge. But after fifty years of service the four-lane concrete span has aged worse than Gerard Depardieu. Its pontoon supports can no longer endure the region's strong storms and the bridge itself is likely to collapse under a moderate earthquake.
1. Danyang Kunshan Grand Bridge â 164,800 meters. The Danyang Kunshan Grand Bridge is, by far, the longest bridge in the world. Its length difference to the second longest bridge in the world is enough to make it the fifth longest bridge in the world. It is a viaduct completed in 2010 to serve train traffic.