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Presenter: Gary R. Brown

Seminar Date:

Seminar Location: Wilmington, DE

Doubletree Hotel Wilmington
4727 Concord Pike
Wilmington, DE 19803
Phone: 302-478-6000

This seminar is closed or full.


Registration:                        8:00 - 8:30 am
Morning Session:                8:30 - 11:45 am
Lunch (On your own):         11:45 am - 1:00 pm
Afternoon Session:             1:00 - 4:45 pm

Law and Regulations

   7. Del. C. Ch. 40 erosion and sedimentation control
   5101 sediment and stormwater regulations


   Application for detailed plan approval
   Applications for standard plan approval

Regulatory Guidance Documents

   Delaware erosion and sediment control handbook
   Erosion and sediment control handbook details
   Post-construction stormwater BMP standards and specifications A-1 updated
   Standard guidelines for operation and maintenance of stormwater BMPs

Training and Certification Information

   Sediment and stormwater program training
   Designer training
   Contractor training program (blue card)
   Certified construction reviewer (CCR)
   CCR recertification

NPDES Construction Permits

   List of notices of intent
   9 DE Reg 1250 Part 2 - special conditions for storm water  
      discharges associated with construction activities
   eNOI - construction stormwater general permit
   Example weekly self-review form

Plan Review Resources

   Step 1: stormwater assessment study (SAS) checklist
   Stormwater assessment study GIS web app
   Some layers from the SAS GIS web app are available for download from first Map Delaware
   Step 2: preliminary sediment & stormwater management plan review checklist
   Step 3: sediment & stormwater plan review checklist
   Step 2/3: sediment & stormwater plan review checklist
   Soil investigation report submittal checklist NEW

Engineering Resources

   Delaware urban runoff management model (DURMM) v2.51 excel spreadsheet
   RPv summary table
   Pond code 378 for urban stormwater management ponds
   Delaware regulatory rainfall amounts 
   DNREC approved stormwater management structures
   DNREC approved software for hydrologic & hydraulic modeling
   Approved biosoil suppliers (prior to biosoil-14)
   Approved biosoil-14 suppliers
   Stormwater watershed reports

Construction Review Resources

   Post-construction stormwater BMP construction review checklists
   Post-construction verification documentation (PCVD) requirements for stormwater BMPs
   CCR application
   Construction site review report (Word Doc)
   Example CCR report

Maintenance Resources

   Standard guidelines for operation and maintenance of stormwater BMPs
   Stormwater facility maintenance contractor listing

Credit Information:

Who Should Attend

  • Architects
  • Engineers
  • Contractors
  • Landscape Architects
  • Floodplain Managers

Professional Engineers
     6.5 PDHs

     6.5 HSW CEHs
     6.5 AIA LU|HSW

Landscape Architects
     6.5 HSW CEUs
     6.5 LA CES HSW PDHs

Floodplain Managers
     6.5 ASFPM CECs

     Non-Credit Continuing Ed.

Continuing Education Credit Information

This seminar is open to the public and offers 6.5 PDHs to professional engineers and 6.5 HSW continuing education hours to architects licensed in Delaware. Educators and courses are not subject to preapproval in Delaware.

This course offers 6.5 HSW CEUs to Delaware landscape architects. Activities approved by the Landscape Architecture Continuing Education Systems are deemed approved in Delaware. This course is approved by the LA CES for 6.5 HSW PDHs.

The American Institute of Architects Continuing Education System has approved this course for 6.5 LU|HSW (Sponsor No. J885). Only full attendance is reportable to the AIA/CES. Visit www.halfmoonseminars.org for complete AIA/CES information under this course listing.

The Association of State Floodplain Managers has approved this event for 6.5 CECs.

This seminar offers a continuing education opportunity to contractors. It has not been approved by any state contractor licensing board for mandatory continuing education credit.

Attendance will be monitored, and attendance certificates will be available after the seminar for most individuals who complete the entire event. Attendance certificates not available at the seminar will be mailed to participants within fifteen business days.


Gary R. Brown

President of RT Environmental Services, Inc.

Mr. Brown is president of RT Environmental Services, Inc., an environmental services firm located in King of Prussia, Pennsylvania. He is a professional engineer (P.E.) in 20 states, and he has been practicing environmental engineering in Pennsylvania and New Jersey since 1973. He is also a qualified environmental professional (Q.E.P) with over 30 years of diversified engineering experience, including 22 years of engineering management experience. Mr. Brown has worked in the waste management industry and designed stormwater facilities since 1978. He has completed expert work on state and federal court cases as well.

Tuition Costs:

Standard Tuition: $289.00
Online Tuition (pre-registration): $289.00
Group Prices
3 or more people each: $269.00

Each registration includes one copy of a manual prepared by the seminar speakers.