The driver of a garbage truck is uninjured after the truck fell into a sinkhole in north St. Louis.

Crews were attempting to move a trash truck that got stuck in a hole while on a north St. Louis street on Tuesday.

Officials with the St. Louis City Streets Department said the truck was lifting a waste container on an alleyway near Blair and Angelica when a concrete slab gave way, swallowing the truck into a hole.

It wasn’t clear what caused the sinkhole, and hours later, officials were still trying to figure out how to remove the truck.

Officials said the truck is less than a year old and cost the city about $230,000.

The Missouri Sewer District had begun repairing bad sewer lines about a block away, but it not known if the two incident were connected.

reports that the incident happened about 6:45 a.m. in an alley. The driver was taken to hospital as a precaution.

It wasn’t clear what caused the sinkhole, and hours later officials were still trying to figure out how to remove the truck.