Corridor 3: Mark IV Parkway
Mark IV Parkway runs south to north between Meacham Boulevard and Cantrell Sansom Road. It is on the Motor Vehicle High Injury Network (HIN), Commercial Motor Vehicle HIN and Motorcycle HIN. Context Mark IV Parkway functions as a major arterial and is lined with industrial uses. The United States Postal Service (USPS) has a distribution center on the southeast ern end of the corridor. FedEx Freight operates on this road, and both DHL and Amazon have distribution centers at the corridor’s northern end. The roadway consists of four to six lanes, with a grass median with curb breaks at major driveways. The median changes in width with mostly unmarked left turn lanes. The intersection at Loop Road is eight lanes, with a decorative stamped concrete median and islands. The corridor is approximately 1.61 miles in length. There are few, if any, sidewalks present , though there are sidewalks on both sides north of I - 820. The intersection at Cantrell Sansom Road is a two- lane roundabout. The speed limit on the corridor is 40 mph. The typical pavement width, outer curb to outer curb including median width, ranges from 82 to 98 feet, while the right-of- way width is approximately 120 - 124 feet. The Average Annual Daily Traffic (AADT) for this corridor is 10,668, according to the 2022 TPP Statewide Traffic Count Map. The intersection at Meacham Boulevard is part of the 2022 Bond Design Meacham Boulevard Phase II (West) project . This will convert the existing two-lane undivided roadway to a four-lane divided roadway from I - 35W to Blue Mound Road. Crash History A crash data analysis was performed for the Mark IV Parkway corridor to understand the contributing factors and identify focus areas for countermeasures. From 2019 to 2023, 208 total crashes occurred on Mark IV Parkway between Meacham Boulevard and Cantrell Sansom Road. About 18% of overall crashes involved a commercial vehicle and about 81% of those crashes occurred at intersections. Two- thirds of the overall crashes occurred at intersections, making intersection- related recommendations a focus of this eva luation. There were four crashes involving a motorcycle, all resulted in serious injuries and one resulted in a fatality. This fatal crash occurred
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