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The airport reference point, shown on Chatham Airport Zoning Plan No. 36-011 86-08, Sheet 5, dated January 28, 1987, is a point lying perpendicular distant 50 m northwesterly from a point on the centre line of runway 05-23 and distant 761.75 m northeasterly along the said centre line from the southwesterly end of the said runway.
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The approach surfaces, shown on Chatham Airport Zoning Plan No. 36-011 86-08, Sheets 4, 5 and 6, dated January 28, 1987, are surfaces abutting each end of the strip associated with the runway designated 05-23 and are described as follows:
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The outer surface, shown on Chatham Airport Zoning Plan No. 36-011 86-08, Sheets 1 to 9 inclusive, dated January 28, 1987, is an imaginary surface located at a common plane established at a constant elevation of 45 m above the elevation of the airport reference point, except that, where that common plane is less than 9 m above the surface of the ground, the outer surface is an imaginary surface located at 9 m above the surface of the ground.
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The strip associated with runway 05-23, shown on Chatham Airport Zoning Plan No. 36-011 86-08, Sheet 5, dated January 28, 1987 is 150 m in width, 75 m being on each side of the centre line of the runway and 1 644 m in length.
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Each transitional surface, shown on Chatham Airport Zoning Plan No. 36-011 86-08, Sheets 4, 5 and 6, dated January 28, 1987, is a surface consisting of an inclined plane rising at a ratio of 1 m measured vertically to 7 m measured horizontally at right angles to the centre line and projected centre line of the strip and extending upward and outward from the lateral limits of the strip and its approach surfaces to an intersection with the outer surface.
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The boundary of the outer limits of the lands to which these Regulations apply, shown on Chatham Airport Zoning Plan No. 36-011 86-08, Sheets 1, 2, 3, 4, 6, 7, 8 and 9 dated January 28, 1987, are described as follows:
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