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  1. Sean Naylor

    Need help routing through HydroCAD a peak of 1.05 inches in a 15 min period.

    I am not sure if this will give more clarification. Page 32 has the table I shared above. https://pghriverfrontzoning.files.wordpress.com/2018/08/sections-905-04-and-915.pdf Sean
  2. Sean Naylor

    Need help routing through HydroCAD a peak of 1.05 inches in a 15 min period.

    Hello Psmart. That's just it, there really is not much else. I have reached out to the CoP reviewer. I just don't understand how to analyze the... 1.05 inches in 15 minutes, or a 95th percentile rain event on-site... In my 16 years of designing stormwater, I have never been asked to do either...
  3. Sean Naylor

    Need help routing through HydroCAD a peak of 1.05 inches in a 15 min period.

    Hello, Have a routing question... The City of Pittsburgh, PA has the following language in their ordinance for green infrastructure... At least 50% of 1.5 inches of rainfall in a 24-hour period, including a peak of 1.05 inches in 15 minutes, or a 95th percentile rain event on-site, whichever...

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