CE495Spring2024

All, You should have all received notification that I've read your memos and provided comments with the rubric on D2L.  If you have questions, please let me know. There a few comments I want to say because of common errors: As you refine your work, pay attention to organization. Provide background information on the site.  Make sure your reader is aware of the objectives of each part of your project. Be specific regarding codes and standards. For example, as the the Act 40 Manual (Eaton County, stormwater discharges from industrial areas require a NPDES (or state equivalent) industrial stormwater permit. Thus, if you are recommending that storm water be discharged off site, a NPDES industrial stormwater permit is required.  But what does this actually mean? Details are outlined in the Act 40 Manual p. 126.  You cannot discharge stormwater down the sanitary sewer. Not sure about what permits are required: See page 32 of the Act 40 Manual.  Since you are all plann...

  Monday, March 18 th : Individual reports/memos ·          Hydrology specialists o    Accurate and working model for the entire site o    Dr. Li will send out an email with more detailed requirements ·          Sustainability specialists o    90% complete solar model (including angles, sizing, technical specifications) that is applicable to the site ·          Environmental specialists o    Choice of all processes finalized for LID and stormwater treatment o    Demonstration of how you will meet all local, state, and federal requirements for stormwater treatment and discharge to the sanitary sewer. o    Selection of pre-treatment processes of stormwater for truck washing (if used) §   Justification §   Expected treatment efficiency o    Selection of post-trea...

Water supply and demand  May need a    Right of Way permit for connection  Water main pipe sizing Regulatory codes for pipe sizing – BWL or Eaton County may have required sizes o    Plumbing code / local zoning ordinances o    Make sure to use Hazen-Williams equation (not Manning’s equation) o    Make sure that there are no obstructions between the buildings and fire hydrants. Make sure fire trucks can easily access the hydrants.  Sanitary sewer size: to be larger than water main connection size (gravity fed) o    Typically 8-in sewer service line for maintenance purposes Stormwater treatment  Soil types and composition for infiltration o     Infiltration – BMP in Michigan and becoming more common in Michigan: See this document for details o     Other common BMPs: forebay, rain garden, bioretention system (Use the LID Manual for Michigan as a guide o     ...