| Perpetual Pavements on I-40 in Oklahoma City |
来源：APA 发布日期：2007-11-19
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Two sections of I-40 in downtown Oklahoma City are a showcase of showcase of the concept of asphalt Perpetual Pavements. The two stretches of asphalt pavement are more than 33 years old and have performed remarkably well from the day of their construction. They were built in 1967 and have been maintained with overlays.  点击浏览该文件 |
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