作者: Robert Mokwa , Michelle Akin , Eli Cuelho
DOI: 10.21949/1518256
关键词:
摘要: An extensive literature review was conducted to synthesize past and ongoing research related highway pavement maintenance preservation techniques. The augmented with a web-based email survey that distributed all 50 U.S. states, the District of Columbia 11 Canadian provinces, for total 62 recipients. results provide interesting qualitative overviews state-of-the-practice preventive treatments, how these treatments are instigated, managed, accessed by transportation department personnel throughout North America. This report focuses on studies quantified performance various including effect have performance. study indicates ranges reported life expectancies treatment systems vary widely, as does unit costs. lack conclusive quantitative data is attributed variations in many aspects systems. Additional needed quantify enhance our understanding short long-term effects surfaces. State- or region-specific critically important ensure funds wisely used extending section repairing ailing