C6E-Report- July 9 2014 Flooding Mitigation Committee MeetingCity of Miomi Beoch, l200 Convention Center Drive, Miomi Beoch, Florido 33.l39, www.miomibeochfl.gov
COMMISSION MEMORANDUM
TO:
FROM:
DATE: September 10,2014 j
i
SUBIECT: REPORTS FROM THE JULY $, 2014 FLOODING MITIGATION COMMITTEE
MEETINGS
Attached are the draft minutes of the Flooding Mitigation Committee meetings of July 9,2014
Pursuant to Section 2-13 of the Miami Beach City Code, the City Commission is hereby
requested to review and approve the drafts. The draft minutes are subject to correction,
amendment and approval by the City Commission, with any corrections or amendments to be
reflected in those minutes.
Approval of the minutes does not constitute the Clty Commission's substantive approval of
actions taken by the Flooding Mitigation Committee, but shall serve only to allow the minutes to
assume their essential status as the official record of the proceedings of the Flooding Mitigation
Committee. However, those portions of minutes addressing a Flooding Mitigation Committee's
request for City Administration action, shall only be effectuated when a corresponding item for
such requested City Administration action is placed on a City Commission agenda, and
approved pursuant to resolution or motion passed by a majority vote of the members present.
M]AMI BEACH
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FLOODING MITIGATION COMMITTEE
MEETING MINUTES - Draft
JULY 9,2014 - 5:00 p.m.
The City of Miami Beach Flooding Mitigation Committee met on Wednesday, July 9, 2014, al5:00 p.m.
in the City Manager's Large Conference Room. The meeting was led by Commissioner Jonah Wolfson.
Commissioner Joy Malakoff was in attendance. The minutes of the meeting held on June 18,2014 are
submitted to the City Commission for approval.
UPDATE FROM MAYOR'S BLUE RIBBON PANEL ON FLOODING AND SEA RISE
Bruce Mowry, City Engineer reported for the Mayor's Blue Ribbon Panel on Flooding and Sea Rise. The
Panel had discussion on seawalls and reviewed a proposed resolution to adopt changes to the seawall
cap elevation to better protect the City from flooding due to sea level rise. He explained that the rise in
height would increase the costs of seawalls approximately ten percent. Commissioner Malakoff
expressed concern of unintended consequences to surrounding properties if the height of adjacent
seawalls is increased. Bruce reported that a presentation was made by David Martinez, CIP Director, to
the Mayor's Blue Ribbon Panel showing new elevations for the Collins Park Garage at the June meeting.
STATUS ON FLOODING MITIGATION RELATED PROJECTS
Bruce discussed the installation of check valves around the City and used as an example the work that
was undenrvay at 44th and Royal Palm Avenue. Public Works has engaged a company that is doing the
inspections of the installations. He spoke of the pumps that are being installed at 1Oth and 14th Streets
and in Sunset Harbour, pump station # 3.
ACTION: Commissioner Wolfson requested a list on a board of every project undenvay and planned for
the next meeting to be held September 3,2014.
PRESENTAT!ON OF SEAWALL DESIGN AND DECISION TO INCREASE SEAWALL HETGHT
Bruce Mowry discussed further the draft resolution regarding sea wall heights. Commissioner Malakoff
wanted an explanation of how the 3.2 NAVD to 5.7 NAVD was established. Eric Carpenter, Public Works
Director said 5.7 is a reasonable height for the City of Miami Beach moving forward over many years.
He explained the FEMA data and talked about sea level rise, approximate life span of a seawall and
wave action consideration. Mike Alvarez, lnfrastructure (Operations) Division Director suggested that it
would be usefulto set a maximum height for sea walls.
ACTION: The Committee voted to establish the minimum seawall height a|5.7 NAVD and to pass the
recommendation onto the City Commission.
The Committee suggested that maximum heights for seawalls should be discussed by the Building,
Planning and Public Works Departments.
The meeting was adjourned at 6:35 p.m. ' The Flooding Mitigation Committee will meet next on
Wednesday, September 3, 2014 at 5:00 p.m. in the City Manager's Large Conference Room. The
meeting will be posted on the City's website wltry.miamibeachfl.qov, Quick Links, Commission
Committee Referral Tracking (CCRT), Flooding Mitigation Home Page to obtain future and past
agendas.
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