Government of Canada navigation bar

Symbol of the Government of Canada

Primary site navigation bar

Part VI - General Operating and Flight Rules

Canadian Aviation Regulations (CARs) 2011-2

Standard 621 - Obstruction Marking and Lighting

  • Chapter 1 - Introduction
    • 1.1 Definitions
    • 1.2 Notification Responsibilities
  • Chapter 2 - General
    • 2.1 Purpose of Marking and Lighting Requirements
    • 2.2 Shielding
    • 2.3 Lighting Equipment
    • 2.4 Environmental Evaluation
  • Chapter 3 - Marking and Markers
    • 3.1 Scope
    • 3.2 Paint Standards
    • 3.3 Surfaces Not Requiring Paint
    • 3.4 Use of Plastic Wrapping
    • 3.5 Paint Patterns
    • 3.6 Flag Markers
    • 3.7 Omission of Marking with Use of Lighting
  • Chapter 4 - Lighting, General
    • 4.1 Scope
    • 4.2 Lighting Systems
    • 4.3 Floodlighting
    • 4.4 Obstruction Lights During Construction
    • 4.5 Temporary Construction Equipment Lighting
    • 4.6 Groups of Obstructions
    • 4.7 Monitoring of Obstruction Lights
    • 4.8 Glare from Flashing Obstruction Lights
    • 4.9 Placement Factors
    • 4.10 Ice Protectors
  • Chapter 5 - Red Obstruction Lighting System, Configuration “A”
    • 5.1 Scope
    • 5.2 System Requirements
    • 5.3 Radio and Television Towers and Similar Skeletal Structures
    • 5.4 Chimneys, Flare Stacks and Similar Solid Structures
    • 5.5 Prominent Buildings and Similar Extensive Obstructions
    • 5.6 Bridges
    • 5.7 Groups of Objects
    • 5.8 Characteristics of Lights
  • Chapter 6 - Medium Intensity White Flashing System, Configuration “D”
    • 6.1 Scope
    • 6.2 Application
    • 6.3 Characteristics
    • 6.4 Radio and Television Tower and Similar Skeletal Structures
    • 6.5 Chimneys, Flare Stacks, and Similar Solid Structures
    • 6.6 Hyperbolic Cooling Towers
    • 6.7 Prominent Buildings and Similar Extensive Obstructions
    • 6.8 Bridges
  • Chapter 7 - High Intensity White Flashing System, Configuration “B” and “C”
    • 7.1 Scope
    • 7.2 Application
    • 7.3 Characteristics
    • 7.4 Installation
    • 7.5 Radio and TV Towers and Similar Skeletal Structures
    • 7.6 Chimneys, Flare Stacks and Similar Solid Structures
    • 7.7 Prominent Buildings, Structures and Similar Extensive Objects
  • Chapter 8 - Dual Red/White Medium Intensity Lighting System, Configuration “E”
    • 8.1 Scope
    • 8.2 Application
    • 8.3 Operation
    • 8.4 Control Device
    • 8.5 Antenna or Similar Appurtenance Light
    • 8.6 Omission of Marking
  • Chapter 9 - Dual Red/White High Intensity Flashing System, Configuration “F”
    • 9.1 Scope
    • 9.2 Light Units
    • 9.3 Installation
    • 9.4 Operation
    • 9.5 Control Device
    • 9.6 Antenna or Similar Appurtenance Light
    • 9.7 Omission of Marking
  • Chapter 10 - Marking and Lighting of Catenaries
    • 10.1 Scope
    • 10.2 Marking of Catenary Support Structures
    • 10.3 Shore Markers
    • 10.4 Catenary Markers
    • 10.5 Omission of Marking
    • 10.6 Lighting of Catenary Wires
    • 10.7 Daytime Lighting of Catenary Support Structures
    • 10.8 Lighting with use of ADS
  • Chapter 11 - Marking and Lighting of Moored Balloons and Kites
  • Chapter 12 - Wind turbines and Wind farms
    • 12.1 Scope
    • 12.2 Wind turbines of Total Height Equal to or Less than 150 m
    • 12.3 Wind turbines of Total Height Exceeding 150 m
    • 12.4 Continued Illumination
  • Chapter 13 - Obstruction Lighting Characteristics
    • 13.1 Scope
    • 13.2 Equipment Specification
    • 13.3 Photometrics
    • 13.4 Photocell Control
  • Chapter 14 - Maintenance
  • Chapter 15 - Aircraft Detection System (ADS)
  • APPENDIX A
  • APPENDIX B
  • APPENDIX C
  • Figures
Date modified:
2012-03-08