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Recent content by EITZM

  1. EITZM

    How much should I charge

    Dear all, I was hoping to get some guidance on how to charge for civil engineering services, I am about to start my own business in the state of GA. I know a couple of clients that can keep me busy till I establish myself and advertise my business more. I do not want to price myself out of...
  2. EITZM

    Pipe replacement Private Driveway crossing a Perennial Stream

    The answer to this could either be complicated or very simple, here is the situation. A deteriorating Corrugated Metal Pipe needs to be replaced under a private driveway in a perennial stream, here are some questions that I hope the experts could help me with 1) Will a USACE Pre construction...
  3. EITZM

    Upstream off-site detention

    Hello All, Was hoping to get some feedback on an idea I was attempting to achieve. A site with a stream originating and flowing right through the middle of the property. Have two different approaches to comply with the stormwater management First approach: Lose 4 lots total 2 on each side of...
  4. EITZM

    Off-site Lake for detention

    Project did not go through. However was informed that a Dam breach analysis would be required. Detention could be provided in lake if Owner agreed.(which was not an issue) The site is about 6 acres within the approximately 280 acres watershed draining to the lake. beej67, according to FIRM...
  5. EITZM

    French drain directly under foundation

    Can a house be built directly over a spring head? if permits(state, fedral) are obtained, can I do it? and if done are there any recommendations for methods to accomplish that? would a French drain system suffice? What are future complications and issues that i need to consider? Any help will be...
  6. EITZM

    Off-site Lake for detention

    Ron and Sam74, I appreciate the input, but these are my thoughts, Sam74, What you stated is what my initial approach was but since the runoff volume and timing increases form my site will increase the combined(WS and site) flow and impact the downstream, shouldn't the on-site detention pond by...
  7. EITZM

    Off-site Lake for detention

    I got a 6 acre parcel that will be developed into 6 lots and that will discharge directly into a floodplain with no structures directly downstream between the discharge point and the floodplain , however a 2.5 acre lake is contained within that floodplain and is directly downstream from the...
  8. EITZM

    Rate of Evaporation from an UG CMP detention system

    If I have an existing UG CMP detention system that is holding water with no methods of routing or infiltration till 3/4 full. I was wondering what the rate of evaporation from this UG CMP detention system is there some sort of a calculation to estimate the evaporation from this underground...
  9. EITZM

    3.5' Allan Block wall the bottom of a POND

    A contractor is questioning the possibility of installing a 3.5' Allan block wall at the bottom of a dry pond with an extra 3 foot of storage at 3:1 slope backfill without a professional engineer's design. The plans call for a design's professional design for walls over 4'. Should the contractor...
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