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OCR for page 64
64
Abbreviations, Acronyms, and Initialisms
HAWK High-intensity activated crosswalk NCUTCD National Committee on Uniform Traffic Con-
HCM Highway Capacity Manual trol Devices
HSD Honestly significant difference PDA Personal digital assistant
HSRC Highway Safety Research Center RMSE Root mean square error
ITE Institute of Transportation Engineers SAS Statistical Analysis Software
LOS Level of service SUV Sport utility vehicle
MOE Measure of effectiveness TTI Texas Transportation Institute
MUTCD Manual on Uniform Traffic Control Devices on VCR Videocassette recorder
Streets and Highways