Paving slurry seal course made of SBR emulsified asphalt is an effective way for asphalt pavement maintenance, and we have had good command of this method after many trials.

• 采用丁苯胶乳改性乳化沥青 ,按适当的比例配制成稀浆铺筑沥青路面。 稀浆封层是今后路面养护的主要措施。