While designing an HRSCC what is the detention time assumed for the detention hood?

As the compression increases, the porosity in filter bed _____

What is the surface wash rate?

While designing a blower for backwash for multimedia filters with air scouring what is the velocity considered?

While designing a blower for backwash for sand filters with air scouring what is the velocity considered?

Calculate the flow rate of the backwash pump to be used for a multimedia filter with the following data. Flowrate: 2200…

________ is shifted to keep an ample space for filtering media to rotate.

For rock type low filtration rate tricking filters what would be the BOD removal rate?