This standard stipulates the quality requirements and quality evaluation of cleaning and cleaning of highways and urban expressways. This standard is applicable to highway and urban expressway cleaning operations, and is not applicable to highway closures.
DB11/T 593-2008 Referenced Document
CJJ/T 65 Standard for terminology of city appearance and environmental sanitation
DB11/T 593-2008 history
2016DB11/T 593-2016 Highway cleaning quality and operation requirements
2008DB11/T 593-2008 Quality requirement and appraisal of Sweeping and cleaning for motorway and expressway of city