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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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Chapter 26 - Abbreviations
Pages 97-98

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From page 97...
... HAR Highway Advisory Radio HCM Highway Capacity Manual HFG Human Factors Guidelines for Road Systems HSM Highway Safety Manual IA Intersection Angle IHSDM Interactive Highway Safety Design Model ISD Intersection Sight Distance ITE Institute of Transportation Engineers km/h Kilometers per Hour LD Legibility Distance * Covers Chapters 1 through 5, 10, 11, 13, 16 through 20, 22, and 24.
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From page 98...
... HFG ABBREVIATIONS Version 1.1 LED Light-Emitting Diode m Meter mcd Millicandela MH Metal Halide mi Mile mi/h Miles per Hour mm Millimeter MMI Most Meaningful Information MT Maneuver Time MUTCD Manual on Uniform Traffic Control Devices NCHRP National Cooperative Highway Research Program NHTSA National Highway Traffic Safety Administration NMSL National Maximum Speed Limit NTOR No Turn on Red PCC Portland Cement Concrete PMD Post-Mounted Delineator POV Principal Other Vehicle PRT Perception-Reaction Time PSD Passing Sight Distance R value Correlation-coefficient ROW Right-of-Way RRPM Raised Reflective Pavement Marker RT Reaction Time RTOR Right Turn on Red s or sec Second(s) SAE Society of Automotive Engineers SD Sight Distance SI International System of Units SLIDE Simplified Location of Information Deficiencies SR Sampling Rate SRS Shoulder Rumble Strip SSD Stopping Sight Distance SV Subject Vehicle SVROR Single Vehicle Run off Road TCD Traffic Control Device USSC United States Sign Council UVC Uniform Vehicle Code v/c Ratio Volume-to-Capacity Ratio VMS Variable Message Sign VPD Vehicles per Day vph Vehicles per Hour VSL Variable Speed Limit VTTI Virginia Tech Transportation Institute 26-2
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Key Terms

  • highway safety
  • message sign
  • highway advisory
  • highway administration
  • design model

  • angle ihsdm
  • intersection sight
  • signs cvo
  • decision sight
  • operations dba

  • fatal accident
  • changeable message
  • highway capacity
  • acceleration due
  • line fars

  • vehicle operations
  • distance ite
  • transportation engineers
  • sound intensity
  • intensity measured

  • safety design
  • advisory radio
  • federal highway
  • radio hcm
  • sign dsd

  • factors guidelines
  • safety manual
  • message signs
  • distance dvre
  • intersection angle


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