The contractor was Pegasus Link Constructors, a partnership between Balfour Beatty Infrastructure and Fluor Enterprises.

In its previous state, the Mix Master was among the 17 most congested roadways in Texas, seeing more than 460,000 vehicles in a week.

[3] The project "included the construction of more than 73 lane miles of new roadway, 37 conventional bridges and more than 60 retaining walls.

The original interchange was thus primarily designed to simplify entering downtown, which created some disadvantages, including incomplete access and on-ramps in close proximity to off-ramps, resulting in significant weaving in and out of traffic.

The interchange also previously included several left-hand exits and low visibility points that the Horseshoe Project eliminated.