Preface

1. Introduction
   1.1 Purpose
   1.2 Background
   1.3 Organization of Guide

2. DOT Highway-Rail Crossing Resource Allocation Procedure - Overview

3. DOT Accident and Casualty Prediction Formula
   3.1 Introduction
   3.2 Description of Formulas for Accident Prediction
        3.2.1 Overview
        3.2.2 Basic Formula
        3.2.3 Accident History
        3.2.4 General Accident Prediction Formula
   3.3 Description of Formulas for Accident Severity Prediction
        3.3.1 Overview
        3.3.2 Fatality and Casualty Prediction Formulas
        3.3.3 Combined Casualty Index Formula

4. Resource Allocation Model
   4.1 Introduction
   4.2 Resource Allocation Model for Active Warning Devices
        4.2.1 Overview
        4.2.2 Description of Model Algorithm
        4.2.3 Demonstration of Model Algorithm
        4.2.4 Active Warning Device Cost Data
        4.2.5 Active Warning Device Effectiveness Data
        4.2.6 Field Verification and Revision of Resource Allocation Results
    4.3 Resource Allocation Model for Standard Highway Stop Signs

5. Application of DOT Resource Allocation Procedure
    5.1 DOT Accident and Casualty Prediction Formulas
        5.1.1 Manual Calculation of Predicted Accidents and Casualties
        5.1.2 Computer Program for Calculation of Predicted Accidents and Casualties
   5.2 Computer Program for Resource Allocation Model

Appendix