Impact of road construction on ecological landscape in mountain area and restoration measures

The roads development and operation would have great impact on the surrounding ecological landscape．According to the state of ecological environment along road，the designs of road ecological restoration are classified as design of the vegetation restoration of road slope and design of the landscape of road environment. A survey of ecological state along the main roads in Mentougou Distirict of Beijing was carried out. Combined with the specific circumstances of the survey areas，purpose of ecological landscape design and principle of road landscape design were set，the methods of ecological protection were explored as well．Additionally，in order to provide a reference for the improvement of the road ecological environment，a typical ecological restoration of landscape in a section of National Highway 109 in Mentougou District was introduced．