9.3.14.   Exterior Lighting
   A.   Measured at the Lot Line. Light level measurements shall be made at the lot line of the land upon which light to be measured is being generated. If measurement on private property is not possible or practical, light level measurements may be made at the boundary of the public street right-of-way that adjoins the land.
   B.   Measured at Finished Grade. Measurements shall be made at finished grade (ground level), with the light-registering portion of the meter held parallel to the ground pointing up. The meter shall have cosine and color correction and have an accuracy tolerance of no greater than plus or minus five percent.
   C.   Measurement Device. Measurements shall be taken with a light meter that has been calibrated within two years.
Figure 9.3.14: Lighting Measurement
(Ord.2020-36, passed 12-2-2019)