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… 805. Manual and Other Interlockings not specified in these rules – Protection of Track Units and Track Work See special instructions. 806. Automatic … the foreman must then unlock the box marked “switches”, and open the switch at the interlocking. The switch must not …
52.801
… sensors detect an object in the way, the system activates and warning sounds and lights are displayed to let you know the direction and … when the vehicle is moving at low speeds. When you're driving, you can also turn it on and off with a switch. …
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