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151 A C R O N Y M S A-D analog-to-digital ADT Average Daily Traffic AMF Accident Modification Factor CalTrans California Department of Transportation C-G Comparison Group DUI Driving Under the Influence EB Empirical Bayes FARS Fatality Analysis Reporting System (NHTSA) FFT Fast Fourier Transform FI Fatality and Injury GEE General Estimating Equations GES General Estimates System GLM Generalized Linear Model GPS Global Positioning System HSIS Highway Safety Information System HSM Highway Safety Manual IHSDM Interactive Highway Safety Design Model IIHS Insurance Institute for Highway Safety ISO International Standard Organization IRI International Roughness Index jnd just noticeable difference MnDOT Minnesota Department of Transportation MoDOT Missouri Department of Transportation MRI Midwest Research Institute NB Negative Binomial NSF National Sleep Foundation OLS ordinary least squares PCC Portland cement concrete PennDOT Pennsylvania Department of Transportation RHR roadside hazard rating SE standard errors SLM sound level meter SPF safety performance measure SVROR single vehicle run-off-road TMS transportation management system TOT total VIF variance inflation factors WSDOT Washington State Department of Transportation