Tunnel Maintainer Supervisor pay range
Commonwealth of Pennsylvania · class code 91420
- Class code
- 91420
- Pay scale group
- ST 05
- Pay unit
- Year
- Bargaining unit
- J2
- State
- Pennsylvania
- The Commonwealth of Pennsylvania published pay range for Tunnel Maintainer Supervisor is $46,827 to $70,592 per year.
- Commonwealth of Pennsylvania Office of Administration keys this classification as class code 91420.
- This is the range the plan authorises, not the salary of any individual employee.
Class specification
The Commonwealth job specification for this class is published by Commonwealth of Pennsylvania Office of Administration. The passages below are quoted from it as published, not paraphrased, and cut to their opening sentences; the full specification is the authority on duties and qualifications. It was last revised 04/01/2022.
What the state says the job is
This is supervisory work in the maintenance and repair of highway tunnels. An employee in this job supervises and participates in the work of Tunnel Maintainer staff to ensure that highway tunnels are properly monitored and maintained. Work includes providing guidance and instruction to staff in the operation of skid steers, front loaders, single-chassis trucks, and other equipment to ensure that tunnels are clean, functional, and free from obstructions. Work also includes overseeing the use of emergency equipment, ensuring the appropriate application of incident command principles to assist first responders, directing traffic, conducting traffic counts, and monitoring air quality systems. Work is performed independently and reviewed upon completion by an Assistant Highway Maintenance Manager for quality and adherence to established standards.
Examples of the work
• Supervises and provides guidance to staff in repairing and maintaining highway tunnels, equipment, fixtures, and adjacent tunnel areas and facilities. • Supervises the operation of single-chassis trucks, skid steers, front loaders, and other equipment for snow removal, towing, and tunnel cleaning. • Performs safety checks and the opening and closing of gates on the High Occupancy Vehicle lanes in conjunction with the Regional Traffic Management Center. • Responds to incidents involving disabled vehicles in and around the tunnels; and utilizes fire extinguishers, tow trucks, and other emergency equipment to assist motorists with disabled vehicles.
Minimum qualifications
• One year of experience as a Tunnel Maintainer; or • Three years of experience in roadway maintenance and repair which includes one year of experience in the maintenance and repair of highway tunnels; or • Two years of experience in emergency services, towing and roadside assistance, or traffic control work; and one year of experience in the maintenance and repair of highway tunnels; or • An equivalent combination of experience and training which includes one year of experience in the maintenance and repair of highway tunnels.
Special requirements
• All positions require possession of an active Medical Examiner’s Certificate in accordance with Federal Motor Carrier Safety Administration Regulations. • All employees must demonstrate successful operation of equipment with a manual transmission.
Quoted from the Commonwealth job specification, read 2026-10-21.
Where this comes from
Commonwealth of Pennsylvania Office of Administration publishes this figure in Classification and Pay Plan (online, current annual salary ranges). Every number on this page is read from that document; nothing is estimated, modelled or averaged.
The Commonwealth also links this class code to its own job title and specification. That page is the official description of the classification; this page publishes its pay range.
The listed pay scale is available in the Commonwealth's current ST schedule.