Causes and Treatment of Road Washout by Blood in Loess Plateau Area in Changqing Oilfield

Road washout by flood appears usually in drainage facility damaged by flood at first,then roadbed destroyed.While the scouring damage of road drainage ditch outlet is the main form of drainage facility damage,so that an appropriate anti-scouring measure is critical to solve the problem.The causes and treatment of road washout by blood in Changqing Oilfield are discussed concerning the damage forms and causes of drainage ditch outlets as well as the corresponding engineering countermeasures.