All eastbound and westbound lanes of the Katy Freeway will be closed at the Grand Parkway (99). The lanes will be closed from 9pm Wednesday through 5am Thursday. The entrance ramp from Mason Rd. will also be closed.
Motorists will be detoured to the Grand Parkway exit and can go through the intersection to the next entrance ramp.
Officers will be on site.
For a full list of closures and detours, check the Transtar website.