Boundaries indicated as approximately following the center lines of streets, roads or alleys shall be construed to follow such center lines.

Boundaries indicated as approximately following platted lot lines shall be construed as following lot lines.

Boundaries indicated as approximately following Borough boundaries shall be construed as following Borough boundaries.

Boundaries indicated as following railroad lines shall be construed to be midway between the main tracks of such railroad lines.

Boundaries indicated as following shorelines shall be construed to follow such shorelines and, in the event of a change in the shoreline, shall be construed as moving with the actual shoreline; boundaries indicated as approximately following the center lines of streams, rivers, creeks or other bodies of water shall be construed to follow such center lines.

Boundaries indicated as parallel to or extensions of features indicated on the Official Zoning Map shall be so construed. Distances not specifically indicated on the Official Zoning Map shall be determined by measurement in accordance with the scale of the map.

Where natural or man-made features existing on the ground are at variance with those shown on the Official Zoning Map, or in any other instances of uncertainty regarding the proper location of a district boundary, the Board of Adjustment shall interpret the district boundaries.