HomeMy WebLinkAbout190827 Meeting 5 Staff Report
August 27, 2019
Flood Risk Reduction Strategy Task Force
Ross Bintner, P.E., Engineering Services Manager
Martha Allen, Water Resources Intern
Flood Risk Reduction Strategy Meeting 5
The questions outlined below were posed during meeting 4 of the Flood Risk Reduction Task Force. These
questions are varied are organized by topic. Staff has attempted to provide more in-depth information and
organization for continued discussion on each question. This Q&A is intended to assist the Task Force in its
future conversations and eventual strategy creation. Please review the Q&A and provide your reactions via
email or at Meeting 5 during discussion.
Residential Sector Redevelopment
How does the regulatory program for residential redevelopment treat stormwater?
o Building cover requirements for single dwelling units are defined in Chapter 36, Article 8,
Division 2.
o Floodplain development Policy SP-001-E provides standards for development near regional
(FEMA defined) flooding areas based on Chapter 36 of City code.
o Grading and erosion control for single/double dwelling unit Policy SP-002-E provides
standards for grading and new home building permits based on Chapter 10, Articles 7 and
17 of City code.
o Stormwater for single/double dwelling units Policy SP-003-E provides standards for
stormwater for grading and new home building permits based on Chapter 10, Articles 4, 7
and 17
o Staff will provide several examples sites and discuss how builders and their engineers are
addressing the issues, and how Edina engineering and building inspections staff review and
check the work.
For private stormwater infrastructure, how big can private infrastructure go? What is the value of doing so?
o Barr Engineering will provide some analysis at the meeting on this question.
Public Stormwater Infrastructure
How big can public infrastructure go, what is the value of doing so?
o In meeting 2 staff will provided a summary of potential improvements at varying scales of
service. Staff will summarize these scales again at meeting 5.
Trade-offs
STAFF REPORT Page 2
What are some of the strengths and weaknesses of policy options and what are the trade-offs of the more
common solutions?
o Answer is outlined in PolicyTradeoffs pdf.
o In summary, policy solutions are more often subject political pressure and rely on public
commitment. Policy change tends to have more impact on future issues and can be very
effective when enforced, can be very cost-effective.
o What are the trade-offs for economic development of a community when flood prevention
strategies stem from public policy?
City operations
What is being done to maintain and operate the existing stormwater system?
o Please send questions for maintainers in lieu of the September 10th meeting. Maintainers will
be available at the meeting to provide their insight and expertise.
Attachments
MCWD imperviousness summary