Sewage influx manhole having grit chamber

摘要

The sewer manhole is provided for incoming sediment Joe Bar. In Tsim Sha Joe manhole for sewer inlet that is provided according to the present invention is to ensure that the sewage discharge device that is connected to the sewage drain pipe emissions , the opening on the top to accept the sewage is formed, one that drains the water pipe which is connected to the side and discharging the sewage accepted is formed , inserted in the case , and the opening is provided with the barrier secured to the upper portion , and a locking step is formed on the upper barrier is secured to the seating unit , so that the needle geolreummang formed correspond to the drain including the zeitgeist .