This project is mainly divided into four working items, i.e. (A) Set up bar screens on the river; (B) Clear and collect river garbage; (C) Report clear data for river garbage; and (4) Others. Summary of executive achievements is as follows: (1) Propose the erection location of river garbage bar screens and the related specifications: The proposal for the erection location of bar screens and the related specifications in written has been sent to EPA (Environmental Protection Agency) on July 24, 2018 and EPA asked to supplement and correct the setup report on July 31, 2018; the revised erection location of bar screens and the related specifications in written has been sent to EPA on August 7, 2018 and EPA agreed it for future reference on August 15, 2018. Afterwards, the Luntsaiting Ditch drainage (Hsintsun drainage) in the Pachang River basin and Toukang branch in the Putzai River Basin were found the hot zone of river garbage in this city upon the river tour-inspection. Therefore, installation planning report for two additional locations as mentioned above was submitted to EPA on December 5, 2018 and EPA agreed it for future reference on December 12, 2018, with achievement rate up to 100%. (2) At least set up river garbage bar screens at more than 9 locations: Completed river garbage bar screens at 5 locations on September 8, 2018, i.e. Luliao drainage, Hutsai internal drainage, Chiayi northern drainage, Houchuang direct drainage 1 and Central drainage; besides, completed bar screens at 4 locations on September 10, 2018, i.e. Pimachiao drainage, Minghsiung Industrial Park drainage, Chiayi western drainage and Houchuang Direct drainage 2. Afterwards, the Luntsaiting Ditch drainage (Hsintsun drainage) in the Pachang River basin and Toukang branch in the Putzai River Basin were found the hot zone of river garbage in this city upon the river tour-inspection. Therefore, two locations as mentioned above were set up on December 19, 2018. River garbage bar screens at total 11 locations have been set up, with achieving rate up to 100%. (3) Tour-inspection twice a week for each river drainage, regional drainage into the river and rainfall drainage: Number of tour-inspection in total 44 on the frequency of twice a week was completed in the planned tour-inspection locations to search any place on the river and banks where there’re plenty of clearable drifter, garbage and water hyachinth waste. (4) At least clear river garbage more than twice a month: The project tour-inspection was conducted in drainage basin where river garbage bar screens were set up at 11 locations by the city, including 5 times of clearance for Chungyi dike road side ditch in the Pachang River basin, 5 times for Hutsai internal drainage, 1 time for Luliao drainage, 3 times for Taokang Branch in Putze river basin, 2 times for Pimachiao drainage, 2 times for Minhsiung Industrial Park drainage, 2 times for Chiayi northern drainage, 2 times for Chiayi western drainage, 1 time for Houchuang direct drainage and 1 time for Niuchou River dike road, totaling clearance of 129.9 tons in 24 places. All garbage was carried to Chenghsi Crematory for disposal, with achieving rate about 37%.

The 2018 National Water Environment Clean River Project in Chiayi City