高速公路大修工程路面排水结构优化设计与施工

研究结合京港澳高速公路耒阳至宜章段大修工程实际情况，对沿线路面结构排水系统进行优化设计。研究表明采用有效耐久的路面排水系统，可有效地将已进入路面结构的水分尽快排出去，从而减少路面早期水损害产生，保障高速公路安全运行，研究结果可供同行参考。

Optimization Design of Pavement Drainage in Overhaul Engineering of Expressway

Combining Actual Condition of leiyi-yizhang section of Beijing Hong Kong and Macao national highway（G4） in Hunan province, the pavement drainage system has been making optimization design, researches show that effective durable pavement drainage system can drain out water enterd into pavement structure, which will decrease water damage of pavement, ensure the safety operation of express- way ,the research results can be used for reference in the peer.