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Mr. Robert Jacobsen, P.E., M.ASCE

Contributions

1 to 3 of 3 total

RE: Environmental Engineers' Response to COVID-19

Posted By Robert Jacobsen 04-12-2020 06:44 PM
Found In Egroup: Environment, Coasts, Oceans, & Infrastructure \ view thread

Hi Lauren--I'm an Env Engr & Past-Pres of Louisiana Section. In addition to our long-standing role in public health, we also have extensive training in "fitting" models of exponential and sigmoidal curves (like the ERF) to spreading dynamics. An important thing we can do is help others understand the ...

RE: Standard of Care for Drainage and Floodplain Planning and Design?

Posted By Robert Jacobsen 10-10-2019 12:59 PM
Found In Egroup: Environment, Coasts, Oceans, & Infrastructure \ view thread

Not accounting for risk to life/health, our standard of care for minimizing future structural damage risk to our client, including impacts to neighbors structures, is based on the cost of design vs reduction in actuarial cost of total economic risk, with some reasonable FOS. Can use cost of insurance ...

RE: Houston's New Floodplain Regulation

Posted By Robert Jacobsen 04-19-2018 01:43 PM
Found In Egroup: Environment, Coasts, Oceans, & Infrastructure \ view thread

With 500-yr rainfall estimates easily having +/-25% uncertainty, estimates of 500-yr flood levels can often be even less reliable. However, some floodplains have features--like the rim of a bucket--which can mean that there are small flood elevation differences for significant increases in extreme flood ...