Construction updates

Construction on the Big 6 project began on Dec. 1, 2025.

Current activity

Lane closures

Sunday, March 8

• Northbound frontage road between Rock Prairie Road to Harvey Mitchell Parkway – Single-Lane Closure – 7:30 p.m. – 6:30 a.m.
  • Left lane single-lane closure. Additionally, the northbound entrance ramp south of Harvey Mitchell Parkway and the eastbound Rock Prairie Road “left turn only” lane will be closed. The northbound frontage road traffic can re-enter the mainlanes south of Southwest Parkway.

Monday, March 9

• Northbound frontage road between Southwest Parkway and Horse Haven Lane – Single-Lane Closure – 7:30 p.m. – 6:30 a.m.
  • Right lane single-lane closure.
• Southbound mainlane between Harvey Mitchell Parkway and Texas Avenue – Single-Lane Closure – 7:30 p.m. – 6:30 a.m.
  • Left lane single-lane closure.

Tuesday, March 10

• Northbound mainlane between Rock Prairie Road and south of Harvey Mitchell Parkway – Single-Lane Closure – 7:30 p.m. – 6:30 a.m.
  • Right lane single-lane closure. Additionally, the northbound entrance ramp just south of Harvey Mitchell Parkway will be closed. Frontage road traffic may re-enter the mainlanes north of Harvey Mitchell Parkway.

Wednesday, March 11 – FULL CLOSURE

• Northbound mainlanes from Rock Prairie Road to south of Southwest Parkway – Full Closure – 8 p.m.– 6:30 a.m.
  • All traffic will exit through the northbound Rock Prairie Exit ramp and will re-enter the mainlanes through the entrance ramp south of Southwest Parkway. Additionally, the northbound entrance ramps south of Barron Road and south of Harvey Mitchell Parkway will be closed.

Thursday, March 12 – FULL CLOSURE

• Northbound mainlanes from Rock Prairie Road to south of Southwest Parkway – Full Closure – 8 p.m.– 6:30 a.m.
  • All traffic will exit through the northbound Rock Prairie Exit ramp and will re-enter the mainlanes through the entrance ramp south of Southwest Parkway. Additionally, the northbound entrance ramps south of Barron Road and south of Harvey Mitchell Parkway will be closed.