The Institute for Transportation Research and Education (ITRE) offers two options for individuals seeking initial or renewal certification as a Qualified Work Zone Installer or a Qualified Work Zone Supervisor.

Work Zone Certification

Option 1: Formal Training with Exam

Enroll in a NCDOT-approved public training program and pass an associated exam.

The ITRE-NCLTAP Work Zone Installer and Work Zone Supervisor Trainings are a tried-and-true approach offering a structured and reliable path to certification.

Option 2: Exam-Only

The exam-only option is for experienced professionals who:
     Have similar certifications in other states
     Are seeking NCDOT certification renewals less than 90 days expired.

Anyone without these qualifications must enroll in a formal training session.


ITRE Work Zone Certification Exam-Only

Exam Reference Materials

NCDOT Work Zone Safety Training website provides a document called Study Material for Installers & Supervisors which includes an overview of the exam-only option, a list of the key topics and the essential reference materials that candidates are expected to be familiar with and bring with them to the exam. As stated above, individuals may bring and use printed reference materials only during the exam. Digital devices and electronic reference materials are not allowed in the exam.

Exam Pass/Fail Criteria

Qualified Installer Certification Exam consists of 10 categories and to successfully pass this exam, you must meet all of the following criteria:

Qualified Supervisor Certification Exam consists of 13 categories and to successfully pass this exam, you must meet all of the following criteria:

Exam Schedule

Exam DateExam LocationRegistration
June 18, 2025Raleigh, NCRegister for Exam in Raleigh
July 9, 2025Raleigh, NCRegister for Exam in Raleigh
July 30, 2025Statesville, NCRegister for Exam in Statesville
August 21, 2025Kinston, NCRegister for Exam in Kinston

Contact

Please contact the ITRE Work Zone Certification Team at itre-testing@ncsu.edu if you have any questions or would like to be notified when registrations are open.