Dallas’ First Five Level Interchange Facts

• Dallas High Five is located at I-635 and U.S. 75.

• Work on Dallas High Five will begin in January of 2002.

• Dallas High Five construction is expected to last 5 years.

• Dallas High Five will allow for 8 lanes of travel on U.S. 75.

• Dallas High Five will have 10 lanes of travel and 4 Dedicated Barrier-SeparatedHOV Lanes on I-635.

• Dallas High Five offers the unique quality of connecting access roads underneaththe large connector ramps.

• Dallas High Five design is compatible with future I-635 improvements.

• Dallas High Five design includes a Reversible HOV Direct Connection Rampfrom eastbound I-635 to northbound U.S. 75.

• Dallas High Five will carry well over 1/2 million vehicles per day.

• Dallas High Five will reduce overall emissions by allowing more continuous travelat higher speeds.

• Dallas High Five will include improved hike and bike trails.

Taking LBJ/Central to New Heights

Dallas

www.DallasHighFive.org4777 East Highway 80 • Mesquite, Texas 75150

214-320-6100 • Fax 214-320-6117

For additional information contact:

We call it the Dallas High FiveTop 5 Reasons for the New I-635 andU.S. 75 Dallas High Five Interchange

• Improved mobility and safety

• Improved air quality

• Improved local access

• Increased capacity

• Flexibility to meet future traffic needs

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Valley View LaneRestland Road Walnut Stre

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Spring Valley Road

Midpark Road

I-635

U.S. 7

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DART LBJ North Central StationEstimated completionSummer 2002

DART Forest Lane StationEstimated completionSummer 2002

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Bike trail

Bike trail

Floyd Branch

Churchill Way ExtensionEstimated completionby 2005

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Proposed Map Legend (Jan. 2007)

Northbound Central Expressway U.S. 75

Southbound Central Expressway U.S. 75

Eastbound LBJ Freeway I-635

Westbound LBJ Freeway I-635

Reversible HOV Lane

2-Way HOV Lanes

Frontage roads / connecting streets

Work will be completed in three construction phases

Phase I• TI Boulevard reconstruction• Hillcrest Road and Park Central Drive U-turns• Coit Road Bridge• U.S. 75 and I-635 Frontage Roads• Direct Connection Ramps between freeways• Midpark Road and TI Access Bridges• HOV Wishbone Ramps on U.S. 75• Greenville Avenue U-turn

Phase II• I-635 Main Lanes and HOV Lanes• Frontage Road “Box” along U.S. 75• HOV T-Connection Ramps at TI Boulevard

Phase III• U.S. 75 Main Lanes• Frontage Road “Box” along I-635• Reversible HOV Direct Connection Ramp

High Five Interchange Model

North Central Expressway

LBJ Freeway

Levels on the Interchange:Level one:

• Existing: Eastbound I-635• Future: Northbound and Southbound U.S. 75

Level two:• Existing: Northbound and Southbound U.S. 75• Future: Frontage Road “Box”

Level three:• Existing: Westbound I-635• Future: Eastbound and Westbound I-635

Level four:• Existing: None• Future: Direct Connection Ramps

Level five:• Existing: None • Future: Direct Connection Ramps and

Reversible HOV Lane

NOTE: The highest ramp will be 90 feet higher than the depressed lanes on U.S. 75

Levels on the Interchange:Level one:

• Existing: Eastbound I-635• Future: Northbound and Southbound U.S. 75

Level two:• Existing: Northbound and Southbound U.S. 75• Future: Frontage Road “Box”

Level three:• Existing: Westbound I-635• Future: Eastbound and Westbound I-635

Level four:• Existing: None• Future: Direct Connection Ramps

Level five:• Existing: None • Future: Direct Connection Ramps and

Reversible HOV Lane

NOTE: The highest ramp will be 90 feet higher than the depressed lanes on U.S. 75

Model elements for roadways are scaled twice as tall to be more visible.

Main Lanes: 8 lanes of travel on U.S. 75, 10 lanes of travel and 4 Dedicated Barrier-Separated HOV lanes on I-635.

Frontage Roads: Typically 3 lanes with curbs on all frontage roads continuous east-west and north-south through the interchange.

High Occupancy Vehicle (HOV) Lanes:Dedicated Barrier-Separated HOV Lanes on I-635, with Reversible HOV Direct ConnectionRamp to/from I-635 west and U.S. 75 north.

Coit Road: Will be reconstructed to have 3 lanes plus 2 left-turn lanes in both direc-tions. The new bridge will also include “Texas U-turns.”

“Texas U-turns”: Will also be added at Midpark Road, TI Access Bridge, Park CentralDrive, Hillcrest Road and Greenville Avenue.

Cottonwood Creek: A new bike path cross-ing will be constructed along Cottonwood Creek to connect to the existing bike trail network.

Interchange Model: To view the scale model of the Interchange, call TxDOT’smain office at 214-320-6100 to verify location.

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Taking LBJ/Central to New Heights

Dallas

www.DallasHighFive.org

July 2001