Hourglass
Roadbook symbol for a 180-degree U-turn.
The hourglass symbolises a 180-degree U-turn in the roadbook. You drive in one direction, turn completely and head back. This symbol often appears at dead ends, turning points or on narrow mountain roads. It is important to note the distance given after the hourglass, as the next instruction often follows immediately.
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Related terms
Chinesenzeichen
Roadbook symbol for a confusing junction with many branches.
Sanduhrklasse
Rally category in which only mechanical measuring and timing devices are permitted.
Chronometer
The navigator's precise timing instrument for checking target and actual times while driving.