SPOKANE CO., Wash — Washington State Dept. of Transportation employees found human remains while investigating a transient camp off of I-90 near Medical Lake Thursday morning.

The remains are of an adult male and are in an advanced state of decomposition, according to the Spokane Co. Sheriff’s office.

Spokane County Major Crimes Detectives were called to the scene to determine what happened or if any criminal activity was involved.

The Medical Examiner’s Office will release the name of the deceased, along with cause and of death, once the remains have been positively identified.

This is an ongoing investigation.