design storm

design storm

[di′zīn ‚stȯrm]
(civil engineering)
A storm whose magnitude, rate, and intensity do not exceed the design load for a storm drainage system or flood protection project.
References in periodicals archive ?
This design is based on many factors such as the design storm event ground permeability and total area to be drained from.
The design of the gravity sewer main and the force main are based on results from a hydraulic capacity analysis with an objective of both being able to transport the projected peak design storm flow.
2003) also stated that the time distribution of a design storm should be obtained from data observed in the area of study or from regional data; however, in Brazil, this type of data is seldom available.
Of the $500,000 in penalties, $300,000 will go toward a project conducted by the Southern California Coastal Water Research Project Authority to conduct design storm development work.
We estimated soil loss as a function of surface runoff for a range of design storm events.
The design storm is classified as a second-quartile storm, indicating that the rainfall is temporally distributed such that the bulk of the rainfall occurs during the second quarter of the event.
Continuing coastal land loss and settlement of land in the project may have impacted the ability of the project to withstand the design storm.
The main purposes of the program are to design storm systems and analyze the performance of storm sewers under various scenarios.
The phased approach to CSO control and use of demonstration-size basins, coupled with a mix of technologies, yielded more than $400 million in savings compared to the expected cost of building the CSO controls to a presumptive size for the 25-year, one-hour design storm.
The objectives of this study were (1) to determine whether amendment of a DG road cut with unscreened yard-waste compost would increase its infiltration capacity and (2) to estimate seasonal trends in infiltration capacity and susceptibility to soil loss during short-duration high-intensity design storm events.
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