Precinct 4 Transportation Task Force Project Report April 2026
Sema Construction Building Massive I-35 Merge Project
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Description
Sema Construction holds a $588.8 million contract with TxDOT to reconstruct and widen the I-35/35E/35W Merge, with work underway since January 2025 and continuing through January 2030. The contract includes extensive drainage, pavement, ITS, and bridge work.
Contract Details
Contract Amount
$588,780,840.70
Vendor
SEMA CONSTRUCTION
Agency
Denton County, TX
Contract Type
CONSTRUCTION
Document Date
April 1, 2026
Contract Term
1,356 working days and 56 months of barricades; work began January 13, 2025; anticipated completion January 2030
Renewal Date
2030-01-31
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