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Kemah News Flash

Posted on: May 5, 2022

SH146 Expansion - New Lane Closures 05.05.22

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SH146 logo

New lane closures for the SH146 project:




  1. NASA 1 and Main Street in Seabrook will be fully closed to east and west traffic at the intersection of SH146 from 9:00 pm Thursday 5/12/22 and ending 5:00 am Friday 5/13/22.  This closure is to install girders on the express bridge. 
    1. Detour for NASA 1 eastbound traffic to Main Street: Turn left on Repsdorph, use round-a-bout to go east on E. Meyer Avenue, then take a right on Todville Road, continuing south until you reach Main Street. 
    2. Detour for Main Street westbound traffic and SH 146 northbound traffic to NASA 1: Take a right onto SH 146 and head north, u-turn at E. Meyer Avenue, and travel south on SH 146 to NASA 1.
    3. Detour for SH 146 southbound to Main Street: Head south on SH 146, take a left onto E. Meyer Avenue, take a right at Todville Road, and travel south to Main Street.
    4. NASA 1 between Repsdorph and SH 146 will only be limited to local traffic. All local traffic must turn right at SH 146 and head southbound.

These closures are subject to change if needed due to weather, and additional notifications regarding changes or cancellations will be posted when made available.

For real time lane-closure and traffic updates, visit Houston TranStar or download their app from the App Store or Google Play. is an information source for project and construction updates. While the website is maintained by the Cities of Kemah and Seabrook, the expansion project is managed by TxDOT and their team.

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