原文传递 Early-Age Behavior of Continuously Reinforced Concrete Pavement and Calibration of the Failure Prediction Model in the CRCP-7 Program; Research rept
题名: Early-Age Behavior of Continuously Reinforced Concrete Pavement and Calibration of the Failure Prediction Model in the CRCP-7 Program; Research rept
作者: Suh, Y. C.; Hankins, K.; McCullough, B. F.
关键词: Concrete pavements; Aggregates; Reinforced concretes; Time studies; Cracking(Fracturing); Highway pavements; Computer aided design; Temperature
摘要: Condition surveys of continuously reinforced concrete pavements in Texas have revealed that significant performance differences exist among pavements constructed with different coarse aggregates. To reflect the difference in performance, a new design standard has been developed, one based on the material properties of concrete containing the two types of coarse aggregates most often used in Texas-siliceous river gravel (SRG) and limestone (LS). To determine whether the performance of pavements in the field is in accordance with that predicted by the computer program, test sections were constructed and monitored for approximately 1 month after construction at four locations in Houston, Texas. The test sections were constructed to permit observations of the effects of (1) the coarse aggregate type and (2) the quantity of reinforcing steel used.
总页数: 169p
报告类型: 科技报告
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