The Potential Of Roof Catchment As A Flood Management Strategy At Mavoko Sub-county In Machakos County.

ABSTRACT The traditional approach for coping with urban flooding has been linear whereby all the rainwater that has fallen over a wide area is conveyed to and managed by sewers or rivers lines. When the carrying capacity is insufficient, possible counter measures are considered only to the line; denoting the upsizing of the sewer, widening of the rivers or increasing the pumping capacity. Due to heavier and unpredictable rainfall, the water conveyance system in the whole sub-county is limited, thus requiring upgrading of another method of containing the excess water. The water management appr…