Abbreviations

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AADT – Annual Average Daily Traffic

AASHTO – American Association of State Highway Transportation Officials

ADT – Average Daily Traffic

ATSSA – American Traffic Safety Services Association

BAC – Blood Alcohol Concentration

BCR – Benefit/Cost Ratio

CFR – Code of Federal Regulations

CMAQ – Congestion Mitigation and Air Quality Improvement Program

CMF – Crash Modification Factors

CMV – Commercial Motor Vehicle

CODES – Crash Outcome Data Evaluation System

CRF – Crash Reduction Factor

CVSP – Commercial Vehicle Safety Plan

DMV – Department of Motor Vehicles

DOT – Department of Transportation

DUI – Driving Under the Influence

EB – Empirical Bayes

EMS – Emergency Medical Services

EPDO – Equivalent Property Damage Only

FARS – Fatality Analysis Reporting System

FHWA – Federal Highway Administration

FMCSA – Federal Motor Carrier Safety Administration

FTA – Federal Transit Administration

FTYROW – Failed to Yield Right-of-way

FY – Fiscal Year

GAO – Government Accountability Office

GES – General Estimates System

GHSA – Governors Highway Safety Association

GIS – Geographic Information System

GPS – Global Positioning Systems

GR – Governors Representative for Highway Safety

HPMS – Highway Performance Monitoring System

HRRRP – High-Risk Rural Roads Program

HSIP – Highway Safety Improvement Program

HSM – Highway Safety Manual

HSP – Highway Safety Plan

IDIQ – Indefinite Delivery/Indefinite Quantity

IHSDM – Interactive Highway Safety Design Model

ISTEA – Intermodal Surface Transportation Efficiency Act

ITS – Intelligent Transportation System

LOSS – Level of Service of Safety

MAIS – Maximum Abbreviated Injury Scale

MCMIS – Motor Carriers Management Information System

MCSAP – Motor Carrier Safety Assistance Program

MIRE – Model Inventory of Roadway Elements

MMUCC – Model Minimum Uniform Crash Criteria

MOE – Measure of Effectiveness

MPO – Metropolitan Planning Organization

MUTCD – Manual on Uniform Traffic Control Devices

MVMT – Million Vehicle Miles Traveled

NACE – National Association of County Engineers

NCHRP – National Cooperative Highway Research Program

NEMSIS – National Emergency Medical Services Information System

NEPA – National Environmental Policy Act

NHS – National Highway System

NHTSA – National Highway Traffic Safety Administration

NPV – Net Present Value

NPW – Net Present Worth

NSC – National Safety Council

OST – Office of the Secretary of Transportation

PDO – Property Damage Only

RHGCP – Railway-Highway Grade Crossing Program

RITA – Research and Innovative Technology Administration

RSA – Road Safety Audit

RSI – Relative Severity Index

RTM – Regression to the Mean

SAFETEA-LU – Safe, Accountable, Flexible, Efficient Transportation Equity Act:  A Legacy for Users

SHSO – State Highway Safety Office

SHSP – Strategic Highway Safety Plan

SMS – Safety Management System

SPF – Safety Performance Function

SRTS – Safe Routes to School

STIP – Statewide Transportation Improvement Program

TEA‑21 – Transportation Equity Act for the 21st Century

TEV – Total Entering Volume

TIP – Transportation Improvement Program

TRCC – Traffic Records Coordinating Committee

TTI – Texas Transportation Institute

U.S.C. – United States Code

VMT – Vehicle Miles Traveled

VSL – Value of Statistical Life

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