Section 229-502-01 - DEFINITIONSExcept as otherwise ordered in specific instances, the following words, terms and phrases shall have the meaning as herein defined.
A. Yards. The term "yards" shall mean a system of tracks within defined limits which are provided and used for the classification of railroad freight cars.B. Switching Leads. The term "switching leads" is defined as those leads coming off a ladder truck connecting successively to the body of tracks of a yard and used for the classification of railroad cars.C. Frequent switching service normally performed. "Frequent switching service" shall mean either continuous or intermittent switching service operated daily during five out of seven days by a locomotive directed by a train or yard switching crew working in a railroad yard on a specific ladder for at least four hours during the period of darkness.D. Hours of Darkness. The "hours of darkness" are hereby defined to be the period between one-half hour after sunset to one-half hour before sunrise.E. Adequate and Reasonable Illumination. Illumination will be considered reasonable and adequate when a minimum light level of two-tenths (0.2) foot-candles can be measured at a level coinciding with the top of the rail extending from the switch points to the fouling point of the switch when the track to be illuminated is unoccupied during the hours of darkness under normal conditions except that such minimum illumination will not be required in abnormal conditions which are beyond the control of the railroad.F. "Department" shall mean the Maine Department of Transportation.17-229 C.M.R. ch. 502, § 01