Document ID: chunk:federal_register_of_legislation:F2024C01244:reg:5:p115
Version: federal_register_of_legislation:F2024C01244
Segment Type: reg
Provision Reference: reg 5 (pt 115/225)
Character Range: 609566–612531

excluded from consideration.

       (5) The maximum light intensity value measured on, or within, the boundary (normally an ellipse) defining the main beam must not be more than 3 times the minimum light intensity value so measured.
    Figure 9.75 (1)   Isocandela diagram for omnidirectional runway edge lights for a low‑intensity runway lighting system (shows matters)

   Figure 9.75 (2)   Isocandela diagram for omnidirectional runway edge lights for a medium‑intensity runway lighting system (shows matters)

     1. Curves calculated on formula
a  5.5  7.5  9.0
b  3.5  6.0  8.5

     2. Toe-in 3.5º

     3. For red light multiply values by 0.15

     4. For yellow light multiply values by 0.4

    Figure 9.75 (3)   Isocandela diagram for high-intensity runway edge lights where the width of the runway is 30 to 45 m (white light) (shows matters)

    1. Curves calculated on formula
a  6.5  8.5  10.0
b  3.5  6.0  8.5

    2. Toe-in 4.5º

    3. For yellow light multiply values by 0.4

    Figure 9.75 (4)   Isocandela diagram for high-intensity runway edge lights where the width of the runway is 60 m (white light) (shows matters)

    1. Curves calculated on formula
a  5.5  7.5  9.0
b  4.5  6.0  8.5

    2. Toe-in 3.5º

    Figure 9.75 (5)   Isocandela diagram for high-intensity threshold lights (green light) (shows matters)

    1. Curves calculated on formula
a  7.0  11.5  16.5
b  5.0  6.0   8.0

    2. Toe-in 2º

    Figure 9.75 (6)   Isocandela diagram for high-intensity threshold wing bar lights (green light) (shows matters)

    1. Curves calculated on formula
a  6.0   7.5  9.0
b  2.25  5.0  6.5

    Figure 9.75 (7)   Isocandela diagram for high-intensity runway end lights (red light) (shows matters)

    1. Curves calculated on formula
a  5.0  7.0  8.5
b  3.5  6.0  8.5

    2. For red light multiply values by 0.15

    3. For yellow light multiply values by 0.40

    Figure 9.75 (8)   Isocandela diagram for hold short lights, high-intensity runway centreline lights with 30 m longitudinal spacing (white light) and rapid exit taxiway indicator lights (yellow light) (shows matters)

    1. Curves calculated on formula
a  5.0  7.0  8.5
b  4.5  8.5  10

    2. For red light multiply values by 0.15

    3. For yellow light multiply values by 0.40

    Figure 9.75 (9)   Isocandela diagram for high-intensity runway centreline lights with 15 m longitudinal spacing (white light) and rapid exit taxiway indicator lights (yellow light) (shows matters)

    1. Curves calculated on formula
a  5.0  7.0  8.5
b  3.5  6.0  8.5

    2. Toe-in 4º

    Figure 9.75 (10)   Isocandela diagram for runway touchdown zone lights (white light) (shows matters)

    Figure 9.75 (11)   Method of establishing grid points to be used for the calculation of average intensity of runway lights specified by Figures 9.75 (1) and 9.75 (2) (shows matters)

    Figure 9.75 (12)   Method of establishing grid points to be used for