Miami-Dade Expressway Authority (MDX)

Miami-Dade Expressway Authority (MDX)

New Projects – Untapped Potential

FTBA – February 2021

Impact of Legislation

• Dissolution of MDX as an entity• No Board of Directors to provide direction• Downgraded credit ratings• Inability to sell bonds to finance projects• Work Program halted

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$298

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FY 2021 FY 2022 FY 2023 FY 2024 FY 2025 FY 2026

Projects Under Contract New Projects

Current Projects Under Contract$189.3 Million

Jobs Created 2,000+

Potential New Projects

$1,225 MillionJobs Created 13,300+

($000’s)

5-Year Projection If No Financial Constraints

Current ProjectsSR 874 Ramp Connector to SW 128th Street (87410)• New 4-lane ramp connection provides direct

access to and from SW 128th Street and to Tamiami Airport

• SW 128th Street is widened to a 5-lane section (2 lanes in each direction with a continuous 2-way turn lane in the median

• Extends SW 127th Avenue from SW 128th Street to SW 124th Street

• Widens northbound SR 874 at Killian Parkway to provide three continuous lanes

• Partnership with Florida’s Turnpike Enterprise (FTE) on portion of project within FTE’s right-of-way and with Miami-Dade County for SW 127th Avenue

• Estimated completion in 2021• Estimated cost $244.0 Million

Current ProjectsSR 836/I-95 Interchange Modifications (83611)• Provides direct access to Miami Beach and

southbound I-95 bypassing SR 836 mainline traffic via a 4-lane viaduct over the mainline of SR 836 east of the tolling zone

• Widens the eastbound SR 836 to northbound I-95 ramp to two lanes, and provides direct access from I-95 southbound to the Health District and westbound SR 836 eliminating the current weaving conditions

• Addresses the safety, mobility, and community needs in the project area

• Partnership with the Florida Department of Transportation (“FDOT”)

• Estimated completion in Sep. 2023• Estimated cost $115.5 Million

Potential New Project

83618-001-021 – SR 836 Southwest Extension/ Kendall Parkway• PROJECT COMPONENTS:

• Mainline Segments 1, 2, 3 and 4, • Widening of the existing SR 836 extension;

• Improvements to 137th Avenue, Bird Road, Kendall Drive, SW 104th Street, SW 120th Street and SW 136th

Street; • Two transit stations and park & ride facilities; and • Multi-use recreational trail

• Provides the residents in the western portion of the County another transportation option

• Estimated cost $1.0 Billion


83634-001/002 – SR 836 HEFT Ramp Connections• New ramps from eastbound SR 836 to northbound HEFT and

southbound HEFT to westbound SR 836• Southbound HEFT Express Lanes to westbound SR 836 ramp

bridge, funded by Florida’s Turnpike Enterprise (FTE), to provide direct access to westbound SR 836 for future FTE southbound Express Lane users

• Provides direct connection between SR 836 and HEFT to facilitate travel between the southwest and northwest areas of the county

• Removes 7,100 vehicles from the adjacent roadway network• Estimated cost $57.4 Million ($15 Million by FTE)


87413-000 – SR 874/SW 72nd Street Interchange

• New partial interchange at SR 874 and SW 72nd Street

• Provides access to SR 874 and the highway system connected to SR 874

• Reduces congestion at key intersections along SW 72nd Street

• Estimated cost $11.3 Million


92408-001/2 – SR 924 Partial Interchange at 67th Avenue

• New westbound on-ramp and off-ramp on SR 924 at NW 67th Avenue and new eastbound on-ramp from NW 67th Avenue

• Provides congestion relief to Miami Lakes and Hialeah by providing additional traffic movements at SR 924 and NW 67th Avenue

• Estimated cost $32.4 Million


92404-001 – SR 924 Extension West to the HEFT

• Segment 1 - 107th Ave. to HEFT including feasibility analysis for a potential ramp at 87th Ave., Segment 2 - 97th Ave. to 107th Ave., and Segment 3 - 97th Ave. to SR 826. Funding included is for Design-Build of Segment 1 and Segment 2

• Provides connectivity to the HEFT from SR 924 and NW 138 Street

• Access to major activity and employment centers in NW Miami-Dade

• Travel time reduced from 20 minutes to 4 minutes from NW 138 St. to HEFT

• 30% increase in vehicles utilizing the corridor

• Estimated project total $175.0 Million


40055-000 – SR 878 Operational Improvements to Off-Ramp at Dadeland Station

• Enhances transit operations by providing a direct connection to SW 70th Avenue in the vicinity of SW 84th Street

• Estimated project total $20.6 Million

Potential New Project ScheduleSafety and Operational Improvement Projects• 11212-000 – SR 112 Ramp Improvements at NW 37th Ave• 40045-000 –Wrong-Way Safety Program• 40055-000 - SR 878 Operational Improvements to Off-Ramp at Dadeland Station

System Preservation Projects• 30029-000 – Systemwide Bridge Rehabilitation and Joint Repairs• 30033/30038/30048 – Systemwide Pavement Marking Rehabilitation• 30037-000 – Systemwide Class V Coating• 30041-000 – SR 878 LED Roadway Lighting• 30042-000 – SR 836 Replacement of Lighting with LED• 30043-000 – Systemwide ORT Gantries & Signature Structures Painting• 30044-000 – SR 878 Milling and Resurfacing from 87th Ave to U.S. 1• 30047-000 – Systemwide Structures Rehabilitation • 30055-000 - SR 836 & SR 112 Sign Structure Painting

Potential New Project Schedule

Kendall Parkway Mainline - Seg. 1

SR 836 Existing Extension Widening

Widening SW 137 Ave from SW 8 St to

SW 26 St

SR 836 New HEFT Ramp Connect

SR 874/SW 72 St Interchange

SR 924 Partial Interchange

System Bridge Rehab/Joint Repairs

System Pavement Mark Rehab

System Class V Coating

SR 878 LED RdwyLighting

SR 836 LED RdwyLighting

System ORT Gantries &

Signature Struct Painting

Wrong-Way Safety Program

FY 2022$175.0 M

Const/DB Start

FY 2023$212.7 M

Const/DB Start

FY 2024$312.4 M

Const/DB Start

FY 2025$298.0 M

Const/DB Start

FY 2026$215.4 M

Const/DB Start

FY 2021$11.0 M

ROW Start

Kendall ParkwaySR 112 Ramp

Improvements at NW 37 Ave

Kendall Parkway Wetland Mitigation

Kendall Parkway Mainline – Seg. 2

SW 88 St Improvements

SW 104 St Improvements

SR 878 Milling & Resurfacing from 87

Ave to US 1

System Structures Rehab

SR 836 & SR112 Sign Struct Painting


Kendall Parkway Multi-Use

Recreational Trail –Seg. 1

SR 878 Operational Improvements to

Off-Ramp Dadeland Station




ORT for Kendall Parkway Mainline -

Seg. 1

Kendall Drive Transit Station and

Park & Ride Lot






Seg. 2


Seg. 3

SW 136 Street Transit Station and

Park & Ride Lot

SR 924 Extension West to the HEFT

SR 924 Extension West to the HEFT

New Projects

Jobs Created 13,300+Professional Service and

Construction Contracts Awarded 40+Safety Enhanced

System Preserved

Mobility Improved

Documents

Miami-Dade Expressway Authority (MDX)