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  • Users: TerraSouth
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  1. TerraSouth

    Invalid Floating Point Error?

    When trying to print an entire report I get this error. I can print one node at the time, but not all. ?? Any thoughts Thanks
  2. TerraSouth

    Exfiltration Question ?

    I have a retention pond that I plan to design with a Sand Seepage Chimney. Due to the site being flat, I have to design a retention pond rather than a detention pond. The clay in the pond bottom blows out at 15' to pure sand. I plan to cut a pit (chimney) throught the clay and back fill it...
  3. TerraSouth

    Modeling a 2 stage weir?

    I have a two stage weir. The first stage is designed to handle the 25 year event. For purposes of discussion, let's say that this weir is a broad crested rectangular weir, 6 foot wide, at elevation 100. The second stage is designed to handle the 100 year event. It is 12 foot wide, at elevation...
  4. TerraSouth

    Pond Outlet Modeling Question

    I am trying to model an outlet device on a detention pond and was wondering about the best way to model the outlets? I have a concrete culvert as a primary outlet device for a concrete riser. At the bottom of the riser I have a 10" verticle orifice. At the top of the concrete riser is a 4' x...
  5. TerraSouth

    Bentley PowerCivil vs. AutoCad Land Development Software

    I'm thinking about switching over to Bentley PowerCivil. http://www.bentley.com/en-US/Promo/YDB+Civil/Software+Solutions/PowerCivil.htm AutoCad's high price, contants "forced" upgrades, and other pains in the rear have me looking for another drafting and design tool. Bentley's price is right...
  6. TerraSouth

    Bentley PowerCivil Vs. AutoCad Land Development Software.

    I'm thinking about switching over to Bentley PowerCivil. http://www.bentley.com/en-US/Promo/YDB+Civil/Software+Solutions/PowerCivil.htm AutoCad's high price, contants "forced" upgrades, and other pains have me looking for another drafting and design tool. Bentley's price is right, and they...
  7. TerraSouth

    Stainless in Salt Water Applications

    What spec should I put on my nuts, bolts and other structural steel components for salt water applications? I design docks, piers and other structures in and around salt water. Just wondering what grade of stainless in most appropriate. Thanks!
  8. TerraSouth

    Detension Ponds on flat sites?

    What are other Engineers doing for stormwater detention on relatively flat sites? I have a 40 acre residential subdivision in the works. 1/4 acre lots, 106 cfs predevelopment flow, approximately 226 cfs post development flow. This site has about a 1% fall from North to South. Good soils...
  9. TerraSouth

    Detension/Retension Suppliers

    I'm just now starting to design detention ponds, and was wondering if anyone knows of some suppliers for structures related to ponds. (risers, pipes, anti-seep collars etc) It would be nice to specify standard products that could be purchased if possible. Also, does anyone know where I could...

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