Twenty and Six

Posted by James Wedding, P.E. on November 30th, 2007

 

So, in today's "How I Learned to Stop Worrying and Love the Vault" class, I mentioned that the City of Dallas has (had?) a requirement for sewer profiles at 20 and six. I offered a copy of Mastering Civil 3D 2008 for those that could discern why. I promised I'd tell after the exhibit hall closed, so here you go. Login and read on for the answer.

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