SCREEN ASSEMBLY FOR COMBINED SEWER OVERFLOW WEIR

摘要

A screen assembly in which the screen (10) is in the form of an inverted semi-circular trough the foul flow (A) to be screened approaching the underside ofthe screen so that debris which is filtered falls away from the screen bygravity so minimising blockages and "blinding" of the screen. A helicalsweeper (20) is provided to minimise adherence to the screen.