07/29/2025 APA FL Presentation 1

Page 1


Resilience Planning Efforts in Broward County

Presented to the Treasure Coast APA

July 29th, 2025

Perspective

Perspective Shifts

L (Andrews looking South) & R (Andrews looking South and down)

UAS Imagery from April 13, 2023

Resilience: Planning to Implementation

• Sea Level Rise Projection - 2012, 2015, 2019

– Priority Planning Area Map - 2012, 2015, 2020

– Future Conditions Map Series – 2017

• Future Conditions GW Elevation 2060 (2017)

• Future Conditions GW Elevation 2070 (2023)

• Future Conditions 100-Year Flood Elevations (2021)

• Resilience Standards

• Drainage infrastructure - 2017

• Tidal flood barriers - 2020

Broward Community-wide Risk Assessment and Resilience Plan

The Broward County Resilience Plan

Executive Summary

A four-pager with a high-level explanation of the project, impacts of sea level rise, and solutions to be implemented as part of the plan.

The

Condensed Plan

A short version giving a holistic summary of individual aspects of the project as well as a simplified breakdown of the Plan’s economic impacts.

The Full Plan

A detailed breakdown of all aspects of the project, the solutions, and the cost and benefit breakdown.

Adaptation Strategies Evaluated Green Infrastructure

• Storage - Above and below ground

• Reducing impervious area

• Conveyance

− Improving structures (canals, culverts, etc.)

− Additional pumping

• Barriers

− Seawalls

− Nature-based and/or engineered structures

− Large scale levees and other close out structures

• Emphasis on green infrastructure and heat mitigation

Phased Adaptation Strategies through 2070

• Tier 1

− Pumping stations

− Culvert improvements

− Storage areas

− Control structures

− Two-way road conversions (swales)

− 5-ft. sea walls

• Tier 2

− Drainage systems

− Seawall elevated to 7 ft.

190+ Miles enhanced Seawalls

169 Controls Structures

28 New Pump Stations

50 Upgraded Crossings

1,247 Acres-ft of storage

Summary of Economic Metrics

What about the cost? And the funding?

Implementation through Policy, Regulation, and Active Investment

Establish Adaptation Action Area: Emphasis on green infrastructure to address flood risk and heat

Increase Stormwater Storage Requirements: Future conditions water storage map

Enhance Green Streets Requirements: Promote the conversion of neighborhood roads to 1-way/1-lane with green infrastructure.

Reduce Impervious Cover: Provide incentives to convert impervious area to pervious for purposes of drainage.

Green Development Incentives - For projects delivering a "net community benefit”

Let’s Talk About Robots

• Rapid Response to Weather Events

• Flooding / Storms / Extreme Heat

• Resilience Project Tracking

• Solar Installation Progress

• Green Infrastructure

• Social Media Campaigns

• Sharing and Promoting County

Resilience Initiatives

• Support of Other Agencies

LiDAR Data Collection

Automated Workflows with AI Feature Extraction

LiDAR: Neighborhood

Technology So Easy…

• 3D Gaussian Splats

• Delevoe 3DGS - Download

Free 3D Model on Polycam

• Created from a simple orbit video (<90sec)

Resilient Environment Department

gmount@broward.org

954-519-0356

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