523 The following definitions apply in this Subdivision.
- VTCSH Arrow
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VTCSH Arrow means the Institute of Transportation Engineers standard entitled Vehicle Traffic Control Signal Heads: Light Emitting Diode (LED) Vehicle Arrow Traffic Signal Supplement, dated July 1, 2007. (VTCSH Arrow)
- VTCSH Circular
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VTCSH Circular means the Institute of Transportation Engineers standard entitled Vehicle Traffic Control Signal Heads: Light Emitting Diode (LED) Circular Signal Supplement, dated June 27, 2005. (VTCSH Circular)
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