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Human Factors Guidelines for Road Systems - Collection C: Chapters 16, 17, 18, 19, 20, 22 (Tutorials 4, 5, 6), 23 (Updated), 24, 25, 26 (Updated) (2010) / Chapter Skim
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General Principles for Sign Legends
Pages 26-27

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From page 26...
... In general, the legend on a sign must be kept to a minimum, regardless of letter size, to maximize driver comprehension. Design Guidelines Example Type of Sign Guidelines (all from MUTCD (1)
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From page 27...
... Information Presentation Distance Reading Decision Maneuver Distance Distance Distance Gap Search Lane Change Deceleration Legibility Distance Advance Placement Cross References Presentation to Maximize Visibility and Legibility, 19-4 Sight Distance Guidelines, 5-1 Key References 1.
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Key Terms

  • presentation distance
  • control devices
  • destination information
  • lane change
  • information presentation

  • legibility distance
  • limit route
  • letter height
  • sign placement
  • gap search

  • sign legends
  • empirical data
  • advance placement
  • expert judgment
  • devices handbook

  • legibility index
  • maneuver distance
  • design issues
  • change maneuver
  • adequate levels

  • references presentation
  • appropriate sign
  • driver comprehension
  • complex messages
  • sight distance

  • unfamiliar symbols
  • key references
  • placement distance
  • maximize visibility
  • issues sign


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