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RE: ROOF SLOPES

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That is correct; Four inches vertical rise against 12 inches horizontal run.
ArcTan(4/12) = 18.4 Degrees.

William L. Polhemus, Jr., P.E.
Polhemus Engineering Company
Katy, Texas
Phone 281-492-2251
Fax 281-492-8203


> -----Original Message-----
> From: Juan José Treff De la Mora [mailto:jjtreff(--nospam--at)hotmail.com]
> Sent: Monday, May 28, 2001 3:01 PM
> To: seaint(--nospam--at)seaint.org
> Subject: ROOF SLOPES
>
>
> Hi everyone,
> Does a roof slope of 4:12 mean a slope of 18.4 degrees in the US?


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