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  • Users: RogerBryenton
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  1. RogerBryenton

    Geometry -Trigonometry without CAD

    I am trying to figure out the distance involved: Take a square sheet of paper, fold upper right corner (A)to lower left corner - gives a triangle. The fold angle -alpha, is 45 degrees, sloping up to your left. Unfold the paper. Now lift the upper right corner (A), by say 45 degrees, lift angle...
  2. RogerBryenton

    30inch water pipe laying advice

    Hello - new to the forum. Wanting to do some preliminary planning for laying 25,000+ feet of 30 inch .25 to .5 inch wall, carbon-steel pipe for hydro penstock. Want to keep costs modest for non-profit irrigation co-op. Considering used pipe - asking for one end to be flared to allow "spigot"...

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