Chapter 6 Mobility Standards Appendix 6E Guidelines for Traffic Impact Studies and Air Quality Analysis Page 1 of 6

GUIDELINES FOR TRAFFIC IMPACT STUDIES AND AIR QUALITY ANALYSIS IN JEFFERSON COUNTY, KENTUCKY

December 1990
Revised, July 1992, August 1995

Prepared by: Jefferson County Public Works and Transportation Division
401 Fiscal Court Building
Louisville, Kentucky 40202-3320
(502)574-5810

And Air Pollution Control District of Jefferson County
850 Barret Avenue
Louisville, Kentucky 40204-1745
(502) 574-6000

Table of Contents

  1. INTRODUCTION 6E-5
  2. WARRANTS FOR REQUIRING AN IMPACT STUDY 6E-5
  3. RECOMMENDED CONTENTS OF AN IMPACT STUDY 6E-6
  4. HOW THE TRAFFIC IMPACT STUDY WILL BE USED 6E-9 Appendix A TECHNICAL NOTES 6E-11
    1. Trip Generation 6.00E-11
    2. Peak Hour Percent 6.00E-11
    3. Peak Hour 6.00E-11
    4. Directional Split 6.00E-11
    5. Pass By Trips 6.00E-11
    6. Diverted Linked Trips 6.00E-11
    7. Internal Circulation Trips 6.00E-12
    8. Trip Distribution 6.00E-12
    9. Trip Assignment 6.00E-12
    10. Capacity Analysis 6.00E-12
    11. Traffic Data 6.00E-12
    12. Adequate Accommodation of Traffic 6.00E-13
    13. Air Quality Analysis Model 6.00E-14
    14. Mapping 6.00E-14
    15. Receptor Location 6.00E-14
    16. Free Flow Speed 6.00E-15
    17. Emission — Mobile 5a 6.00E-15
    18. National Ambient Air Quality Standards 6.00E-15
    19. Persistence Facto r6.00E-15
    20. Background Concentrations 6.00E-16
    21. Meteorological Conditions 6.00E-16
    Table A-1 LEVEL OF SERVICE CRITERIA FOR SIGN ALL INTERSECTIONS 6E-17 Appendix B STUDY ELEMENTS 6E-18
    1. Text 6.00E-18
      Part One: Traffic Impact Studies 6.00E-18
      Part Two: Air Quality Analysis 6.00E-19
    2. Maps 6.00E-20
    3. Tables and Figures 6.00E-21
    4. Appendix 6.00E-22
    APPENDIX C. TYPICAL TRAFFIC IMPACT STUDY FINAL REPORT OUTLINE 6E-23
    Appendix D SAMPLE FORMS 6E-25

    Figure 1 Traffic Count Graphic Summary Sheet 6.00E-26

    Figure 2 Vehicle Turning Movement Summary Sheet 6.00E-27

    Figure 3 Traffic Signal Warrants Analysis Form 6.00E-28
    Appendix E AIR POLLUTION CONTROL DISTRICT EMISSION FACTORS 6E-29
    Appendix F TECHNICAL REFERENCE 6E-18