Practices in One-Lane Traffic Control on a Two-Lane Rural Highway (2018)

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142 1L2W One-Lane Two-Way AADT Average annual daily traffic ADOT Arizona Department of Transportation ADT Average daily traffic ADOT&PF Alaska Department of Transportation and Public Facilities AFAD Automated flagger assistance device ATSSA American Traffic Safety Services Association Caltrans California Department of Transportation CDOT Colorado Department of Transportation CO3 Construction, Congestion, Cost DAD Driveway assistance device DelDOT Delaware Department of Transportation DHV Design hourly volume DOT Department of transportation EFTCD Emergency Flasher Traffic Control Device EMS Emergency medical services FDOT Florida Department of Transportation FSSP Flashing STOP/SLOW paddle GDOT Georgia Department of Transportation HCM Highway Capacity Manual HID High-intensity discharge IDOT Illinois Department of Transportation INDOT Indiana Department of Transportation ITS Intelligent transportation system KDOT Kansas Department of Transportation LED Light-emitting diode LOS Level of service MaineDOT Maine Department of Transportation MDT Montana Department of Transportation MDOT Michigan Department of Transportation MassDOT Massachusetts Department of Transportation MoDOT Missouri Department of Transportation MnDOT Minnesota Department of Transportation mph Miles per hour MUTCD Manual on Uniform Traffic Control Devices NDOT Nevada Department of Transportation ODOT Oregon Department of Transportation OSHA Occupational Safety and Health Administration Acronyms, Abbreviations, and Initialisms

Acronyms, Abbreviations, and Initialisms 143 PCE Passenger car equivalent PCMS Portable changeable message sign PennDOT Pennsylvania Department of Transportation PRS Portable rumble strip PTCS Portable traffic control signal SHRP Strategic Highway Research Program TPRS Temporary portable rumble strip TRIS Transportation Research Information Service TTC Temporary traffic control TTCS Temporary traffic control signal TTI Texas A&M Transportation Institute TTS Temporary traffic sign TxDOT Texas Department of Transportation UW–Madison University of Wisconsin–Madison VDOT Virginia Department of Transportation vpd Vehicles per day vph Vehicles per hour VSL Variable speed limits VTrans Vermont Agency of Transportation WisDOT Wisconsin Department of Transportation WSDOT Washington State Department of Transportation WZTA Work zone traffic analysis