Natural Hazards and Disaster Management

Floodway Analysis

A Regulatory Floodway means the channel of a river or other watercourse and the adjacent land areas that must be reserved in order to discharge the base flood without cumulatively increasing the water surface elevation more than a designated height  is an unsteady-flow model that has been  used for National Flood Insurance Program (NFIP) purposes. Flow programs  helps to determine floodways automatically to account for the loss of floodplain storage and conveyance. Flow model to compute the water-surface elevations for the floodway analysis to account for the loss of floodplain storage.