An incident occurred on Tomball Parkway near Grant Road in Harris County, involving a vehicle hitting an overpass. This caused concrete debris to fall onto the roadway, prompting the shutdown of all southbound lanes.

The Harris County Precinct 4 Constable's Office reported the incident, and deputies were on scene to assist with traffic and safety. TxDOT also responded to inspect the damage.

The roadway has since reopened, although the overpass remains closed. Motorists are advised to drive carefully and check clearance heights. Further details on the incident and any ongoing repairs can be found through local authorities and transportation officials.