The collapse occurred at the $630.5 million Los Angeles Effluent Outfall Tunnel, part of the Clearwater Project.

In the realm of urban infrastructure, fire hydrants stand as silent sentinels that need to spring into action at a moment's ...

Already registered? Click here to log in. Summary Grit Removal systems have been integrated into treatment plants for over 100 years. However, grit remains an issue downstream of the headworks at many ...