Administrative Code

Creating a Report: Check the sections you'd like to appear in the report, then use the "Create Report" button at the bottom of the page to generate your report. Once the report is generated you'll then have the option to download it as a pdf, print or email the report.

Virginia Administrative Code
Title 4. Conservation And Natural Resources
Agency 25. Department of Energy
Chapter 90. Regulations Governing the Use of Diesel-Powered Equipment in Underground Coal Mines
7/23/2024

4VAC25-90-40. Maintenance of diesel equipment.

A. Engine intake and exhaust systems shall be inspected visually by an authorized person at least once each day that the equipment is operated.

B. Permissible and emission components of diesel-powered equipment shall be inspected weekly by a certified diesel engine mechanic in accordance with the instructions of the manufacturer and all applicable federal and state requirements.

C. All filters on diesel engines shall be maintained or replaced as recommended by the manufacturer or more often if necessary.

D. Maintenance and repair work on emission components shall be done by a certified diesel engine mechanic in accordance with the instructions of the manufacturer and all applicable federal and state requirements.

E. All diesel-powered equipment shall be equipped with an hour meter to accurately display engine run time.

F. Maintenance manuals shall be made available for review by interested persons.

G. Records shall be kept of inspections, maintenance, and repair work for at least one year and shall be made available for inspection by interested persons.

Statutory Authority

§§ 45.1-161.3, 45.1-161.106 and 45.1-161.206 of the Code of Virginia.

Historical Notes

Derived from Virginia Register Volume 17, Issue 20, eff. July 18, 2001.

Website addresses provided in the Virginia Administrative Code to documents incorporated by reference are for the reader's convenience only, may not necessarily be active or current, and should not be relied upon. To ensure the information incorporated by reference is accurate, the reader is encouraged to use the source document described in the regulation.

As a service to the public, the Virginia Administrative Code is provided online by the Virginia General Assembly. We are unable to answer legal questions or respond to requests for legal advice, including application of law to specific fact. To understand and protect your legal rights, you should consult an attorney.