TXDOT IH35E/W Merge

SEMA Construction proudly celebrates being awarded the largest project in its history with TXDOT’s IH-35E/W Split project in Denton, Texas, solidifying its reputation for handling large-scale, complex transportation initiatives. Set to commence in January 2025, this transformative $584 million project will span 4.8 miles of roadway and take nearly five years to complete.

The scope includes widening the freeway and interchange, reconstructing and expanding a 4- to 6-lane rural freeway with ramp modifications, creating continuous 4-lane frontage roads, and transforming the interchange to include 4 to 8 continuous frontage lanes. SEMA will deliver an impressive 27 bridges totaling 734,549 square feet, 59 walls covering 527,964 square feet, and extensive earthwork involving over 1 million cubic yards each of roadway excavation and embankments. Additionally, the project features 97,860 linear feet of storm drain culverts, 753 storm drain structures, and 723,970 square yards of 11” and 13” reinforced concrete paving.

This historic project not only represents a significant milestone in SEMA’s history but also demonstrates the company’s expertise, innovative problem solving skills, and commitment to delivering critical infrastructure efficiently and effectively. The project’s focus on capacity expansion and interchange modernization that will alleviate congestion, enhance safety, and provide economic growth for the region.

Selling Points

• Largest project in SEMA’s history, showcasing its ability to manage complex, high-value initiatives.
• Enhanced Mobility that addresses congestion and bottlenecks in a vital transportation corridor.
• Community Impact that will Improve safety and access for local and regional travelers.

Major Achievements

• Awarded as the largest project in SEMA’s portfolio to date.
• Comprehensive plan to modernize one of Denton’s critical interchanges with minimal disruption.
• Integration of advanced construction and engineering practices to ensure efficient delivery.

Savings

SEMA delivered over $60 million in cost savings to the owner by securing the project as the lowest bidder. These savings exemplify SEMA’s commitment to offering competitive, high-value solutions while adhering to TXDOT’s strict quality and performance standards.