Current through Register Vol. 54, No. 25, June 22, 2024
Section 43.1 - Technical specifications and requirements for spark arrestorsWhen locomotives are operating through forest lands in the Commonwealth between March 1 and November 15 of each year they shall be equipped with spark arrestors of the following efficiency standards:
(1) Spark arrestors shall be at least 80% efficient in the retention or destruction of carbon particles .023 inches in diameter and larger for 30-100% of the locomotive engine's exhaust flow rate. The total manifold exhaust leg back pressure may not exceed 3 1/2 inches of mercury.(2) Each spark arrestor model shall have certification that it meets the requirements of the Association of American Railroads and documentation from the United States Forest Service that the spark arrestor model has been tested and approved for use. This certification and documentation will be provided to the Bureau of Forestry before the arrestor model is installed. Turbo-charged locomotives properly equipped and maintained are not included within this regulation. This section cited in 17 Pa. Code § 43.3 (relating to installation schedule).