 | Northbound Frontage Road at FM-519/Main in La Marque | 1 U-Turn Lane | Closed until further notice | All traffic shall perform a left turn at the intersection to reach the southbound frontage road. |  |
 | Northbound Exit Ramp To SH-6/SH-146 in La Marque | 1 Inside Lane(s) | Closed permanently beginning Wednesday, July 5 at 9:00 AM | Detour: Traffic will exit FM 519 and u-turn. Traffic will merge onto the IH45 southbound mainlanes at next available entrance ramp and continue on IH45 southbound mainlanes exit temporary SH6 westbound. Traffic will follow ramp to right onto existing ramp to SH6. |  |
 | Northbound Exit Ramp To Tiki Dr in Tiki Island | Total Closure | Closed daily from 9:00 AM to 3:00 PM, Monday, September 25 to Friday, September 29 | All Northbound traffic wishing to access Tiki Island shall continue Northbound on the mainlanes of IH-45, use the right exit toward SH-146 (Exit #7A), U-Turn at the intersection of Loop 197 and SH-146, use the entrance ramp to IH-45 Southbound, continue Southbound on IH-45 and use Exit #4 to the Village of Tiki Island. |  |
 | Northbound and southbound from FM-518 to FM-517 in League City | 1 Alternate Lane(s) | Closed daily from 9:00 AM to 3:00 PM through Saturday, September 30 | |  |
 | Northbound and southbound Frontage Road from FM-518 to FM-517 in League City | 1 Alternate Lane(s) | Closed nightly 9:00 PM to 5:00 AM through the morning of Saturday, September 30 | |  |
 | Northbound and southbound from FM-518 to FM-517 in League City | 1 Alternate Lane(s) | Closed nightly 9:00 PM to 5:00 AM through the morning of Saturday, September 30 | Closures may, intermittently, affect two (2) lanes. This work will include alternate entrance and exit ramp closures. |  |
 | Northbound and southbound from FM-2004/CAMP WALLACE ACCESS RD. to FM-519/MAIN in La Marque | 1 Alternate Lane(s) | Closed daily from 9:00 AM to 3:00 PM through Saturday, September 30 | |  |
 | Northbound and southbound Frontage Road from FM-2004/Camp Wallace Access Rd. to FM-519/Main in La Marque | 1 Alternate Lane(s) | Closed daily from 9:00 AM to 3:00 PM through Saturday, September 30 | |  |
 | Northbound and southbound Frontage Road from FM-2004/Camp Wallace Access Rd. to FM-519/Main in La Marque | 1 Alternate Lane(s) | Closed nightly 9:00 PM to 5:00 AM through the morning of Saturday, September 30 | |  |
 | Northbound and southbound from FM-2004/Camp Wallace Access Rd. to FM-519/Main in La Marque | 1 Alternate Lane(s) | Closed nightly 9:00 PM to 5:00 AM through the morning of Saturday, September 30 | |  |
 | Northbound and southbound from FM-519/Main to Sailfish St in La Marque / Hitchcock / Texas City | 1 Alternate Lane(s) | Closed daily from 9:00 AM to 3:00 PM through Saturday, September 30 | |  |
 | Northbound and southbound Frontage Road from FM-519/MAIN to SAILFISH ST in La Marque / Hitchcock / Texas City | 1 Alternate Lane(s) | Closed daily from 9:00 AM to 3:00 PM through Saturday, September 30 | |  |
 | Northbound and southbound Frontage Road from FM-519/Main to Sailfish St in La Marque / Hitchcock / Texas City | 1 Alternate Lane(s) | Closed nightly 9:00 PM to 5:00 AM through the morning of Saturday, September 30 | |  |
 | Northbound and southbound from FM-519/Main to Sailfish St in La Marque / Hitchcock / Texas City | 1 Alternate Lane(s) | Closed nightly 9:00 PM to 5:00 AM through the morning of Saturday, September 30 | |  |
 | Northbound and southbound from Sailfish St to Galveston Causeway Bridge in Hitchcock / Texas City / Tiki Island | 1 Alternate Lane(s) | Closed daily from 9:00 AM to 3:00 PM through Saturday, September 30 | |  |
 | Northbound and southbound from Sailfish St to Galveston Causeway Bridge in Hitchcock / Texas City / Tiki Island | 1 Alternate Lane(s) | Closed nightly 9:00 PM to 5:00 AM through the morning of Saturday, September 30 | |  |
 | Northbound and southbound Frontage Road from SAILFISH ST to BNSF Rail Road in /Bayou Vista/Tiki Island | Total Closure | Closed until further notice | Use next available U-turn at Tiki island. |  |
 | Northbound and southbound Frontage Road from FM-517 to FM-2004/CAMP WALLACE ACCESS RD. in Dickinson / Texas City | 1 Alternate Lane(s) | Closed daily from 9:00 AM to 3:00 PM through Saturday, September 30 | |  |
 | Northbound and southbound Frontage Road from FM-517 to FM-2004/CAMP WALLACE ACCESS RD. in Dickinson / Texas City | 1 Alternate Lane(s) | Closed nightly 9:00 PM to 5:00 AM through the morning of Saturday, September 30 | |  |
 | Southbound Frontage Road from Southbound Frontage Rd to Northbound Frontage Rd in La Marque | 1 U-Turn Lane | Closed until further notice | Traffic on the southbound frontage road will utilize the inside left turn lane at the FM519 intersection to reach the northbound frontage road.
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