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.
Quick Answer. Japan's Akashi Kaikyo Bridge stretches 12,831 feet and can withstand 179-mile-per-hour winds, and it is considered to be the strongest bridge in the world. According to CNN, suspension bridges rank among the lightest yet strongest bridges in the world.