| 摘要 |
<p>PURPOSE: A repairing method of a surface water discharging device for a sewage treatment facility is provided to reduce the maintenance cost of the surface water discharging device when repairing the damage on the location for mounting a decant valve. CONSTITUTION: A repairing method of a surface water discharging device for a sewage treatment facility comprises the following steps: cutting damaged or broken mounting projections from plural mounting projections formed on the surface water discharging device(110) in one body(S110); mounting a manifold on the surface water discharging device(S112); and coupling a decant valve(180) with a valve mounting pipe(188) to the manifold for installing the decant valve to the surface water discharging device(S222).</p> |
