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I HEREBY CERTIFY that the foregoing is a true and correct copy of the minutes of the Workshop
Meeting of the Corpus Christi City Council of August 10, 2017 which were approved by the City
Council on September 12, 2017.
WITNESSETH MY HAND AND SEAL, on this the 12th day of September, 2017.
Rebecca Huerta
City Secretary
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Meeting Minutes
City Council Workshop Session
Thursday,August 10,2017 3:00 PM Basement Training Room
1201 Leopard Street
Public Notice -- ITEMS ON THIS AGENDA ARE FOR COUNCIL'S
INFORMATIONAL PURPOSES ONLY. COUNCIL MAY GIVE DIRECTION TO THE
CITY MANAGER, BUT NO OTHER ACTION WILL BE TAKEN AND NO PUBLIC
COMMENT WILL BE SOLICITED.
THE USE OF CELLULAR PHONES AND SOUND ACTIVATED PAGERS ARE
PROHIBITED IN THE TRAINING ROOM DURING MEETINGS OF THE CITY
COUNCIL.
A. Mayor Joe McComb to call the meeting to order.
Mayor McComb called the meeting to order at 3:03 p.m.
B. City Secretary Rebecca L. Huerta to call the roll of the required Charter Officers.
City Secretary Rebecca L.Huerta called the roll and verified that a quorum of
the City Council and the required Charter Officers were present to conduct the
meeting.
Charter Officers:
City Manager Margie C.Rose,City Attorney Miles Risley,and City Secretary
Rebecca L.Huerta.
Present 8- Mayor Joe McComb, Council Member Rudy Garza, Council Member
Michael Hunter, Council Member Debbie Lindsey-Opel, Council Member
Ben Molina, Council Member Lucy Rubio, Council Member Greg Smith, and
Council Member Carolyn Vaughn
Absent 1 - Council Member Paulette Guajardo
C. BRIEFINGS TO CITY COUNCIL:
1. Oso Creek/La Voila Creek Flooding
Mayor McComb referred to Item 1.City Manager Margie C.Rose introduced the
agenda item regarding Oso Creek/La Voila Creek flooding.
Interim Executive Director of Utilities Dan Grimsbo presented the purpose of
the presentation and introduced the presenters.
National Weather Service Meterologist Rob Hart presented information on the
following topics: Texas'hurricane history;return period for major hurricanes;
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flood facts; history of floods;rainfall maps;1921 hurricane facts;storm surge
facts;potential storm surge flood maps; Hurricanes Beulah and Ike facts;and
normal hurricane season statistics.
In response to questions from council members,Mr.Hart discussed historical
record storm tides in Corpus Christi and areas of Corpus Christi that would
expect to be flooded during a hurricane.
Federal Emergency Management Agency(FEMA)Region 6 Floodplain
Specialist Charla Marchuk presented information on the following topics:
FEMA's Community Rating System(CRS);CRS eligibility requirements;flood
insurance coverage for pre-Flood Insurance Rate Map(FIRM)versus post-FIRM
structures;flood insurance policies in force and paid losses for pre-and
post-FIRM structures in Corpus Christi;a current higher standards example;and
higher standards examples for future consideration.
FEMA Region 6 Texas Coordinator Larry Voice presented information on the
following topics: the June 4,1987 Oso Creek flood study;the October 2015
preliminary Oso Creek flood study versus the July 2016 appeal;the June 1987
La Volla Creek flood study;and the October 2015 preliminary La Volla Creek
flood study.
Ms.Marchuk presented information on eligibility of newly mapped properties.
In response to questions from council members Ms.Marchuk and Mr.Voice
discussed the following topics: improving the City's rating with FEMA;public
information outreach;savings from increasing freeboarding height
requirements; potential benefits of La Volla Creek channel improvements;and
the length of time before consumers'flood insurance premiums benefit from
such improvements.
HDR Engineering's representative Curtis Beitel,P.E.presented information on
the following topics related to proposed improvements to La Volla Creek:
purpose of the review;history of La Volla Creek,including numerous reports
and a master drainage plan dating back to 1961;potential mitigation solutions;
and the recommended path forward.
In response to questions from council members Mr.Beitel and staff discussed
the following topics: the number of studies conducted over many years;
excavating the channel's overbank versus the bottom of the channel and its
impact of flow; removal of brush and its impact on flow;that the creek can be
cleaned as long as the creek bottom is not disturbed;the definition of
"highwater mark";the U.S.Army Corps of Engineer's requirements regarding
the creek bottom;changes to development requirements/ordinances
associated with completion of drainage improvements; use of detention ponds
and associated costs;the purpose of detention ponds;and what transpired
following the work stoppage order issued by the U.S.Army Corps of Engineers
during the La Volla Creek improvements project of 2009.
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Mr.Grimsbo outlined the following path forward: 1)La Volla Creek drainage
channel improvements(Phasel);and 2)Master Service Agreement contract for
La Volla Creek Storm Water modeling and improvements consisting of:Task 1
-Update the hydraulic model for the entire basin and submit a Letter of Map
Revision(LOMR)to FEMA to revise the 100-year elevation;Task 2-Prioritize
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ditch/channel improvements on the entire basin,necessary to further mitigate
/solve flooding issues(preliminary design);and Task 3-Prepare detailed
design and construction documents in Task Orders.
Mr.Grimsbo also discussed next steps,including receiving direction from city
council regarding: 1)bringing forward a contract with Urban Engineering to
re-evaluate the Phase 1 improvements;and 2)bringing back the Master
Service Agreement contract to city council on August 29,2017.
In response to questions from council members,Mr.Grimsbo discussed the
following additional topics: using a previous contracted provider and the City's
procurement process;the purpose of the re-evaluation of Phase 1
improvements being to evaluate new data from FEMA;the cost of the
re-evaluation; FEMA requiring that the City put the City's information into
FEMA's model;and the purpose of the FEMA Letter of Map Revision(LOMR).
D. ADJOURNMENT
The meeting was adjourned at 5:18 p.m.
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