Department of Transportation (DOT) Testing

Cedar Ridge is a certified Department of Transportation (DOT) cite approved to perform Urine Collection (Drug Screens) and provide DOT Physicals, Audiograms, Fit Tests and other required exams for employers and their workers.  

Our Cambridge and Zanesville locations provide urine screening Monday - Friday 8:00am - 4:30pm.  Our Cambridge facility provides DOT physicals on Wednesday and Fridays from 8:00am - 3:30pm.   

Walk-Ins Welcome!  

For questions, please call 855-692-7247 and request to speak to the Laboratory Department.