| 摘要 |
PURPOSE: An integrated nonpoint pollution source treatment facility using a gardening structure of a parking lot is provided to process the nonpoint pollution and landscape the parking lot at the same time. CONSTITUTION: An integrated nonpoint pollution source treatment facility comprises the following: an integrated nonpoint pollution source treatment unit including a top pretreatment tank(210), an intermediate filtration tank(220), and a bottom water collecting and discharging tank(230); a pretreatment tank body(211) formed in a box shape with openings on the top and the bottom; an external inlet(212) formed on front and rear walls of the pretreatment tank body for inflowing rainfall effluent from the parking lot; an internal inlet(213) formed on left and right walls of the pretreatment tank body for receiving inflow water in a garden composition unit; and a pretreatment filtration net(217) installed inside the pretreatment tank body for pre-treating the rainfall effluent. |
