Hey Kido's, I go back to 1968 & the only curves we had were in Playboy.
Sprinklers were all pipe schedule done on a board. We didn't even need a
slide rule or a computer. Number 4H pencil, Tee Square, Paper & Tape.
-Bill
On 3/13/2012 4:55 PM, Roland Huggins wrote:
back in the day when there were 3 curves for Ordinary Hazard
Roland
On Mar 13, 2012, at 2:13 PM, Dale Wingard wrote:
If you go back to the '89 edition of 13 you will find that .16/1500
was the density of Ord Gp I.
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