A truck was pulling a wind turbine blade when the object struck a guardrail, blocking traffic along I-70 in Maryland.

The incident happened just after 5 a.m. on Interstate 70 near Interstate 81, according to myfox8. Maryland State Police (MSP) responded to a tractor-trailer accident on I-70 West where a windmill blade that was being hauled became loose.

A windmill turbine blade became loose Monday morning, crossing the median on Interstate 70 in Maryland and causing traffic to be backed up for several miles.