| CHAPTER 4A. |
GENERAL |
| Section 4A.01 |
Types |
| Section 4A.02 |
Definitions Relating to Highway Traffic Signals |
| |
| CHAPTER 4B. |
TRAFFIC CONTROL SIGNALS—GENERAL |
| Section 4B.01 |
General |
| Section 4B.02 |
Basis of Installation or Removal of Traffic Control Signals |
| Section 4B.03 |
Advantages and Disadvantages of Traffic Control Signals |
| Section 4B.04 |
Alternatives to Traffic Control Signals |
| Section 4B.05 |
Adequate Roadway Capacity |
| |
| CHAPTER 4C. |
TRAFFIC CONTROL SIGNAL NEEDS STUDIES |
| Section 4C.01 |
Studies and Factors for Justifying Traffic Control Signals |
| Section 4C.02 |
Warrant 1, Eight Hour Vehicular Volume |
| Section 4C.03 |
Warrant 2, Four Hour Vehicular Volume |
| Section 4C.04 |
Warrant 3, Peak Hour |
| Section 4C.05 |
Warrant 4, Pedestrian Volume |
| Section 4C.06 |
Warrant 5, School Crossing |
| Section 4C.07 |
Warrant 6, Coordinated Signal System |
| Section 4C.08 |
Warrant 7, Crash Experience |
| Section 4C.09 |
Warrant 8, Roadway Network |
| Section 4C.10 |
Warrant 9, Intersection Near a Grade Crossing |
| |
| CHAPTER 4D. |
TRAFFIC CONTROL SIGNAL FEATURES |
| Section 4D.01 |
General |
| Section 4D.02 |
Responsibility for Operation and Maintenance |
| Section 4D.03 |
Provisions for Pedestrians |
| Section 4D.04 |
Meaning of Vehicular Signal Indications |
| Section 4D.05 |
Application of Steady Signal Indications |
| Section 4D.06 |
Signal Indications – Design, Illumination, Color, and Shape |
| Section 4D.07 |
Size of Vehicular Signal Indications |
| Section 4D.08 |
Positions of Signal Indications Within a Signal Face – General |
| Section 4D.09 |
Positions of Signal Indications Within a Vertical Signal Face |
| Section 4D.10 |
Positions of Signal Indications Within a Horizontal Signal Face |
| Section 4D.11 |
Number of Signal Faces on an Approach |
| Section 4D.12 |
Visibility, Aiming, and Shielding of Signal Faces |
| Section 4D.13 |
Lateral Positioning of Signal Faces |
| Section 4D.14 |
Longitudinal Positioning of Signal Faces |
| Section 4D.15 |
Mounting Height of Signal Faces |
| Section 4D.16 |
Lateral Offset (Clearance) of Signal Faces |
| Section 4D.17 |
Signal Indications for Left Turn Movements – General |
| Section 4D.18 |
Signal Indications for Permissive Only Mode Left Turn Movements |
| Section 4D.19 |
Signal Indications for Protected Only Mode Left Turn Movements |
| Section 4D.20 |
Signal Indications for Protected/Permissive Mode Left Turn Movements |
| Section 4D.21 |
Signal Indications for Right Turn Movements – General |
| Section 4D.22 |
Signal Indications for Permissive Only Mode Right Turn Movements |
| Section 4D.23 |
Signal Indications for Protected Only Mode Right Turn Movements |
| Section 4D.24 |
Signal Indications for Protected/Permissive Mode Right Turn Movements |
| Section 4D.25 |
Signal Indications for Approaches With Shared Left Turn/Right Turn Lanes and No Through Movement |
| Section 4D.26 |
Yellow Change and Red Clearance Intervals |
| Section 4D.27 |
Preemption and Priority Control of Traffic Control Signals |
| Section 4D.28 |
Flashing Operation of Traffic Control Signals – General |
| Section 4D.29 |
Flashing Operation – Transition Into Flashing Mode |
| Section 4D.30 |
Flashing Operation – Signal Indications During Flashing Mode |
| Section 4D.31 |
Flashing Operation – Transition Out of Flashing Mode |
| Section 4D.32 |
Temporary and Portable Traffic Control Signals |
| Section 4D.33 |
Lateral Offset of Signal Supports and Cabinets |
| Section 4D.34 |
Use of Signs at Signalized Locations |
| Section 4D.35 |
Use of Pavement Markings at Signalized Locations |
| |
| CHAPTER 4E. |
PEDESTRIAN CONTROL FEATURES |
| Section 4E.01 |
Pedestrian Signal Heads |
| Section 4E.02 |
Meaning of Pedestrian Signal Head Indications |
| Section 4E.03 |
Application of Pedestrian Signal Heads |
| Section 4E.04 |
Size, Design, and Illumination of Pedestrian Signal Head Indications |
| Section 4E.05 |
Location and Height of Pedestrian Signal Heads |
| Section 4E.06 |
Pedestrian Intervals and Signal Phases |
| Section 4E.07 |
Countdown Pedestrian Signals |
| Section 4E.08 |
Pedestrian Detectors |
| Section 4E.09 |
Accessible Pedestrian Signals and Detectors – General |
| Section 4E.10 |
Accessible Pedestrian Signals and Detectors – Location |
| Section 4E.11 |
Accessible Pedestrian Signals and Detectors – Walk Indications |
| Section 4E.12 |
Accessible Pedestrian Signals and Detectors – Tactile Arrows and Locator Tones |
| Section 4E.13 |
Accessible Pedestrian Signals and Detectors – Extended Pushbutton Press Features |
| |
| CHAPTER 4F. |
PEDESTRIAN HYBRID BEACONS |
| Section 4F.01 |
Application of Pedestrian Hybrid Beacons |
| Section 4F.02 |
Design of Pedestrian Hybrid Beacons |
| Section 4F.03 |
Operation of Pedestrian Hybrid Beacons |
| |
| CHAPTER 4G. |
TRAFFIC CONTROL SIGNALS AND HYBRID BEACONS FOR EMERGENCY-VEHICLE ACCESS |
| Section 4G.01 |
Application of Emergency Vehicle Traffic Control Signals and Hybrid Beacons |
| Section 4G.02 |
Design of Emergency Vehicle Traffic Control Signals |
| Section 4G.03 |
Operation of Emergency Vehicle Traffic Control Signals |
| Section 4G.04 |
Emergency Vehicle Hybrid Beacons |
| |
| CHAPTER 4H. |
TRAFFIC CONTROL SIGNALS FOR ONE-LANE, TWO-WAY FACILITIES |
| Section 4H.01 |
Application of Traffic Control Signals for One Lane, Two Way Facilities |
| Section 4H.02 |
Design of Traffic Control Signals for One Lane, Two Way Facilities |
| Section 4H.03 |
Operation of Traffic Control Signals for One Lane, Two Way Facilities |
| |
| CHAPTER 4I. |
TRAFFIC CONTROL SIGNALS FOR FREEWAY ENTRANCE RAMPS |
| Section 4I.01 |
Application of Freeway Entrance Ramp Control Signals |
| Section 4I.02 |
Design of Freeway Entrance Ramp Control Signals |
| Section 4I.03 |
Operation of Freeway Entrance Ramp Control Signals |
| |
| CHAPTER 4J. |
TRAFFIC CONTROL FOR MOVABLE BRIDGES |
| Section 4J.01 |
Application of Traffic Control for Movable Bridges |
| Section 4J.02 |
Design and Location of Movable Bridge Signals and Gates |
| Section 4J.03 |
Operation of Movable Bridge Signals and Gates |
| |
| CHAPTER 4K. |
HIGHWAY TRAFFIC SIGNALS AT TOLL PLAZAS |
| Section 4K.01 |
Traffic Signals at Toll Plazas |
| Section 4K.02 |
Lane Use Control Signals at or Near Toll Plazas |
| Section 4K.03 |
Warning Beacons at Toll Plazas |
| |
| CHAPTER 4L. |
FLASHING BEACONS |
| Section 4L.01 |
General Design and Operation of Flashing Beacons |
| Section 4L.02 |
Intersection Control Beacon |
| Section 4L.03 |
Warning Beacon |
| Section 4L.04 |
Speed Limit Sign Beacon |
| Section 4L.05 |
Stop Beacon |
| |
| CHAPTER 4M. |
LANE-USE CONTROL SIGNALS |
| Section 4M.01 |
Application of Lane Use Control Signals |
| Section 4M.02 |
Meaning of Lane Use Control Signal Indications |
| Section 4M.03 |
Design of Lane Use Control Signals |
| Section 4M.04 |
Operation of Lane Use Control Signals |
| |
| CHAPTER 4N. |
IN-ROADWAY LIGHTS |
| Section 4N.01 |
Application of In Roadway Lights |
| Section 4N.02 |
In Roadway Warning Lights at Crosswalks |
