Staying on course The role of the audit committee in corporate. governance is more important than ever. As an. audit committee member, your ongoing journey. will be filled with many stops along the way. The U.S. Congress, Securities and Exchange Commission (SEC), New York Stock Exchange (NYSE), NASDAQ and Public Company.
Quick Answer. A tire with a treadwear rating of 320 should last for approximately 40,000 miles. This is a lower-middle level treadwear rating. Tires with a high-end rating of over 500 should deliver approximately 80,000 miles. Keep Learning.
The conventional wisdom is that your road bike tires last anywhere from 1,000 to 3,000 miles. High-end tires should last at least 2,500 miles. Racing tires, which are designed for speed and high-performance, may need replacing after 1,000 miles, but tough touring tires can last as long as 4,000 miles. If you are a commuter who rides on asphalt you may have slick or inverted tread, which improves the road-life of your tire.