Highway construction is very important to the economic development of Qinghai Province,but for various reasons highway construction has a serious impact on the natural environment.At the same time,the fragile environment of Qinghai Province makes highway construction very difficult.The environmental safe-guards of the highway construction system are vulnerable.We must improve the environmental safeguards by implementing effectivemeasures to reduce the environment impacts of construction.This will help achieve the goal of sustainble development of highways in Qinghai Province.