The simplest installation would consist of two masts, each with flashing lights and a gate, an electric cabinet, and the necessary wiring and other signal work to create the track circuits for a simple single-track crossing of a two-lane street oranbsp;...
Title | : | Transit-related Socioeconomic, Land Use, and Transportation Conditions and Trends in the Milwaukee Area |
Author | : | |
Publisher | : | - 1980 |
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