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Surface water pipe design

con1982 · 2014-09-03 15:51:48

Can anyone point me in the direction of a worked example of the Modified Rational Method for surface water pipe design (small urban sites). I want to do a sanity check on my calculations. TEDS is giving me a different anwser to a spreadsheet I wrote (circa 2007). I think it's down to the time of concentration (2mins v…

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03-09-2014 4:51pm

#1

con1982

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Can anyone point me in the direction of a worked example of the Modified Rational Method for surface water pipe design (small urban sites). I want to do a sanity check on my calculations. TEDS is giving me a different anwser to a spreadsheet I wrote (circa 2007). I think it's down to the time of concentration (2mins v 4mins)

I lost my notes from Bolton St

Thanks

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#2 04-09-2014 6:42pm
annfield1978

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http://www.environ.ie/en/Publications/DevelopmentandHousing/Housing/FileDownLoad,2451,en.pdf

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#3 04-09-2014 6:43pm
annfield1978

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http://www.environ.ie/en/Publications/DevelopmentandHousing/Housing/FileDownLoad,2451,en.pdf

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#4 04-09-2014 10:40pm
con1982

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Great. Thank you.

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#5 22-09-2014 7:48pm
Mfwic_47

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what;s the going rate for a perc test good enough for submission to Planning? I'm in Drummin, Mayo

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