TABLE OF CONTENTS

INTRODUCTION 1

1. GENERAL 3
A. Fundamental Principles 4
B. Driver Information Needs in Work Zones 7
C. Training 8
D. Summary 8

2. APPLICATION 11
A. Traffic Control Zones 11
1. Advance Warning Area 11
2. Transition Area 14
3. Buffer Space 18
4. Work Area 18
5. Termination Area 20
B. Planning for Traffic Control 20
1. Minimize Accidents 21
2. Minimize Inconvenience 22
3. Utility Work Zones 23
4. Maintenance and New Construction for Utilities 24
5. Highway Maintenance Work Zones 25
6. Traffic Control Plans for Construction Projects 25
7. Speed Control for Detours, Transitions, & Median Crossovers 29
8. Transitional Areas from Construction Zones to Sections of Older Roadways 29
9. Pavement Drop-offs 30

C. Function of Devices 31
1. Signs 31

2. Markings 40
3. Channelizing Devices 41
4. Lighting Devices 48
5. Shadow Vehicles 51
6. Flagging Procedures 52
7. Traffic Signals 54
8. Miscellaneous 55
9. Fillet of Material 55
10. Variable Message Signs 57

D. Typical Applications (Layouts) 57
1. Work Entirely Beyond Shoulder or Parking Lane 59
2. Work On or Over Shoulder or Parking Lane 59
3. Work On Two-Lane Roadway 63

4. Work On Four-Lane, Two-Way Roadway (Undivided) 67

Figures 68

Figures 72

5. Work On a One-Way or Divided Roadway 73
6. Mobile Operations 73
7. Moving Operations 73
8. Short-Term Utility Operations 74
9. Urban Areas 74-77

Urban Areas 78-80

10. Pedestrians 81
11. Bicycles 82
12. Interchanges 82
13. Intersections 83
14. Detours 83
15. Portable Concrete Barrier 83

3. INSTALLATION, MAINTENANCE AND INSPECTION 85

A. Installation and Removal 86
1. Order of Placement 86
2. Removal of Devices 86
3. Pavement Marking Removal 87

B. Inspection and Maintenance Program 87
1. Purpose 87
2. Elements of an Inspection Program 88
3. Responsibility 89
4. Frequency 89
5. Record Keeping 90

C. Legal Liability 91
D. Documentation for Protection 92

REFERENCES

APPENDIX