49 C.F.R. § 1242.17 Signals and interlockers (accounts XX–17–19 and XX–18–19).
Title 49 - Transportation
Separate common expenses on the basis of the total train-hours in running service, and/or the yard-switching plus train switching hours in the switching service over the tracks on which the common signals and interlockers are used.
Title 49: Transportation
PART 1242—SEPARATION OF COMMON OPERATING EXPENSES BETWEEN FREIGHT SERVICE AND PASSENGER SERVICE FOR RAILROADS
Operating Expenses—Way and Structures
§ 1242.17 Signals and interlockers (accounts XX–17–19 and XX–18–19).

