| 英文摘要 |
I.Plan Name：Strengthen plans on the street washing and sweeping caused by wind-born dust for the Chiayi City in 2015.
II.Plan Time：The project duration spanned since the signing date to December 15, 2015
III.Implement Company：Shin Shin Environmental Protection Engineering CO., LTD.
IV.The work content completes the progress：
(I)The street-washing and sweeping work had executed since April 1, 2015 until October 25, 2015, executive amount of street washing vehicles are 7,376.8 km；The street sweeper duties accounts for 19,309.4 km, accumulate execution length are 26,686.2 kilometers, completes the progress to reach 100%。
(II)Effective estimation of pollution reducing by street washing and sweeping
This year street wash and sweep accumulated 26,686.2 kilometers length of the year is according to EPA reduction formula (reductions = length of wash and sweep × reduction coefficient), estimate the reduction of TSP are 368.27 tones, PM10 are 69.38 tones ,and PM2.5 are 16.20 tones. Based on the control plan of air pollution in Chiayi City, 2015, the plan vest control category of "fugitive sources of pollution", and the adoption of control strategies are "Strengthening street dust cleaning and sweeping job", cuts planning approach is "the implementation of cleaning and washing Street operations"(including the cleaning units of Chiayi City). The scheduled to perform washing and sweeping length is 64,000 km, which is expected can be reduced TSP 883.2 tones and PM10 166.4 tones and PM2.5 38.8 tones, while this project execution with the cleaning units of Chiayi City statistics perform washing and sweeping the length (Statistics to December 15) of a total of 77,266.26 kilometers, expected to reduce TSP 1,066.27 tones and 200.89 tones of PM10 and 46.90 tones of PM2.5, The target has been reached 100%.
(III)Census of dirt road circumstances
To strengthen mastered and enhance road dirt level in Chiayi City, and as the reference regularly planning wash and sweep Street route, this project monthly street washing Road, Chiayi City conducted a comprehensive road census. Road census since February to December, statistics a total of 324 times, the census total mileage of 757.5 kilometers, Result shows that A-class roads accounted for 82%; B-class roads accounted for 18%.
(IV)Operational audit of street-washing
Performed once two weeks. Statistics to December this year，Sweep streets the morning class and night class each audit 39 times, the total audit length of sweepers accumulative 267.6 km.
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