| 英文摘要 |
Taipei City’s business activities are abundant. Traffic is very heavy during the rush hour and weekends in Taipei City or between Taipei City and New Taipei City. Although Taipei City has the best public transport network in Taiwan, most citizens choose to ride motorcycles on account of convenience.As a result, to improve the ambient air quality, the mobile
pollution must be controlled effectively. In FY 2020, the Environmental Inspection Division, Department of Environmental Protection, Taipei City Government commissioned Envimac Technology and Consultants Corporation to implement the “Taipei City Plan for Strengthening Auditing of Air Pollutants Emitted by Mobile Pollution Sources (Motorcycles).” The Plan implementation period was from January 1, 2020 to December 31, 2020. The statistical data were as of December 31, 2020. The descriptions of the summary of results are as follows.
A. Irregular roadside inspections
As of December 31, 2020, the plan implementation completion rate was 100%. 15,060roadside inspections which contained 14,887 motorcycles that underwent periodic inspection had been performed. The failure roadside inspections were 780 and the failure rate was 5.2% Cross-
checking against the motorcycle periodic inspection database showed that 10,134of the motorcycles in question were subsequently brought in for re-inspection, giving a re-inspection rate of 68.1%
B. License plate recognition
License plate recognition technology was used to record motorcycles on Taipei City roads on 108,163 occasions; of these, there were 54,938 instances of a license plate number appearing only once, giving a repeat rate of 49.2%. 35.90% of the motorcycles in question were registered in Taipei City and 64.1% of the motorcycles in question were registered in
other cities. Nangang was the district with the largest number of motorcycles registered in Taipei City. Zhongzheng was the district with the largest number of motorcycles registered in other cities.
C. Reminder notifications
A total of 377,435 second reminder notifications were sent to the owners of motorcycles registered in Taipei City that had not been brought in for inspection. The cumulative rate of completed inspection was 48.7%. A total of 34,757 first double-registered-mail were sent to motorcycle owners registered. The cumulative rate of completion of the inspection was
55.3%. A total of 3,182second double-registered-mail were sent to the owners of motorcycles registered in Taipei City that had not been brought in for inspection for over 6 months according to law. The cumulative rate of completion of the inspection was 33.4%
D. Reminder notifications
According to an announcement issued by the Environmental Protection Administration (EPA), the total number of motorcycles registered in Taipei City as of December 31 2020 that were required to undergo periodic inspection was 679,927. The actual number of motorcycles that underwent periodic inspection was 529,111, representing a periodic inspection completion rate of 77.82%.
E. Noise inspections
As of December 31, 2020, 151noise inspection sessions were executed. The execution of noise inspection with the inspection team were from 9:30 A.M. to 11:30 A.M. and 1：30 P.M. to 4：00 P.M. on Wednesday and Saturday, and 10：00 P.M. to 12：00 A.M. on Friday and Saturday.
F. Roadside inspections when poor air quality
As of December 31, 2020, 23 roadside inspections sessions were executed. Roadside inspections with the inspection team executed when the Air Quality index (AQI) was reached to 100 or there was a better chance for the Air Quality index (AQI) being over 100.
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