HYDRA is a storm drain and sanitary sewer analysis and design program. Originally designed and developed in 1975, the HYDRA program ran on mainframe computer systems. The objective of the HYDRA ...
The city of Kennewick is investing $221,000 in a storm water improvement plan aimed at enhancing eight locations across the ...
Design criteria for the major system are based on significant amounts of rainfall produced by the less frequent, long-duration storms and are further governed by the hydraulic concepts related to ...
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