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The Instrument Approach Zones have a width of 1,000 feet at a distance of 200 feet beyond the end of each instrument runway, widening thereafter uniformly to a width of 16,000 feet at a distance of 50,200 feet beyond each end of the runway, its centerline being the continuation of the centerline of the runway.\"We obtained this layer from the City of Lawrence in November, 2023 as a shapefile and converted it to a feature class for use in this web application. This layer is static and may not be updated regularly. The last update of this layer was on November 29, 2023. 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