subgrade conditions meaning in English

地基现状

Due to the variation in traffic , environment , axle configuration , subgrade condition , pavement structure , construction quality , supervision rule , acceptance specification , and maintenance policy from agency to agency , from place to place , premature failure may be . caused by different factors . governing factors resulting in premature failure and rehabilitation strategies that follow may change significantly from projects to projects
由于交通、环境、轴组、路基、路面结构、施工质量、质监、验收及维修政策因时因地而异，造成早期破坏的原因也各不相同。