In order to further improve the road appearance，April 7-The 9th，Tongshan Highway Maintenance Department organizes maintenance personnel to inspect 206 National Highway in its jurisdiction、National Highway 104、National Highway 311、Provincial Highway 252、Centralized cleaning of traffic safety ancillary facilities of Provincial Highway 324。

During the cleaning process，The highway maintenance department adopts“Manual brush+Mechanical washing+High pressure impulse”Cleaning mode，Kilometer monument along the highway、Hundred meters pile、Warning post、Guardrail Baotou、Dust on the surface of traffic safety facilities such as outline signs and various signs and signs、Thoroughly clean dirt, etc.。So far，Scrubbing of 128 signboards completed，Scrub outline marking head 245，Clean 100m pile、Kilometer Monument、320 warning piles，Wash the guardrail for 15km。

After cleaning, the traffic safety facilities have taken on a new look.，Protection、 Hint 、The guiding function has been further improved.，Effectively improve the comprehensive management level and service quality of road environment，Ensure driving safety。