 | Northbound from Red Bluff to Shoreacres/Choate | 1 Outside Lane(s) | Closed until further notice | |  |
 | Northbound Entrance Ramp from Red Bluff in La Porte | Total Closure | Closed until further notice | Use next available ramp. |  |
 | Northbound Exit Ramp To Port Rd. in La Porte | Total Closure | Closed until further notice | Use next available ramp. |  |
 | Northbound Exit Ramp To Shoreacres/Choate in La Porte | Total Closure | Closed until further notice | Use next available ramp. |  |
 | Northbound Exit Ramp To W. Main in La Porte | Total Closure | Closed until further notice | Motorists will be able to exit the freeway through the previous SH-146 NB Exit to Fairmont Pkwy. |  |
 | Northbound Entrance Ramp from Wharton Weems Blvd in La Porte | Total Closure | Closed until further notice | Motorists will be able to enter the freeway through the SH-146 NB Entrance from Spencer Hwy. |  |
 | Northbound Entrance Ramp from Fairmont Pkwy. in La Porte | Total Closure | Closed until further notice | Motorists will be able to enter the freeway through the SH-146 NB Entrance from Spencer Hwy. |  |
 | Northbound Entrance Ramp from Port Rd. | Total Closure | Closed continuously from 9:00 PM, Friday, June 26 to 5:00 AM, Monday, June 29 | Traffic seeking to enter the SH-146 NBMLs can head west along Port Rd. Then turn right on Bay Area Blvd to head north. Perform a right turn at Choate Rd. to travel east and continue to the Shoreacres intersection. Immediately after passing the signalized intersection, turn left onto the SH-146 NB frontage road, and take the NB Shoreacres On-Ramp to enter the freeway. |  |
 | Northbound from Wharton Weems Blvd to W. Main in La Porte | Total Closure | Closed continuously from 6:00 PM, Sunday, June 28 to 5:00 AM, Monday, June 29 | SH-146 Northbound Mainlane (NBML) traffic will be detoured off the mainlanes through the NB Exit to Wharton Weems, routed through the signalized Wharton Weems, Fairmont, & Spencer intersections, and will be able to re-enter the NBMLs through the NB Entrance from Spencer. |  |
 | Southbound Entrance Ramp from Port Rd. in La Porte | Total Closure | Closed until further notice | Use next available ramp. |  |