Sec. 29.1393 - Minimum intensities in any vertical plane of forward and rear position lights.

Each position light intensity must equal or exceed the applicable values in the following table:

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                                                              Intensity,
          Angle above or below the horizontal plane                I
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0.....................................................        1.00
0 to 5..........................................         .90
5 to 10.........................................         .80
10 to 15........................................         .70
15 to 20........................................         .50
20 to 30........................................         .30
30 to 40........................................         .10
40 to 90........................................         .05
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