HARRIS COUNTY -

A crash on the Northwest Freeway at Barker Cypress Road shut down lanes and blocked traffic Monday morning.

Harris County sheriff’s deputies said the car hit a guard rail and flipped over just after 5:30 a.m. on Highway 290.

The accident knocked the rail into the middle of the road and had the outbound main lanes shut down while crews cleaned up the mess.

Deputies have not released the condition of the driver.