For the purpose of this ordinance, the following types of zones are hereby established:

   R-1 single residence zone

   MH-1 mobile home zone

   R-2 multiple residence zone

   R-3 multiple residence zone

   R-4 multiple residential zone

   B-1 local business zone

   B-2 general business zone

   I-1 light industry and warehouse zone

   I-2 industrial and mining zone

   HB-3 historic preservation district zone

   Western urban ranch zone

(Ord. 168; amd. Ord. 02-69-70, 4-30-1970; Ord. 2-1988, 8-15-1988; Ord. 2008-07, 5-13-2008; Ord. 2015-01, 7-14-2015)

The boundaries of zones are hereby established as shown on the map entitled "Tombstone zoning map", and the same may be hereafter amended and supplemented. (Ord. 168; amd. Ord. 02-69-70, 4-30-1970)

Where uncertainty exists, the boundary of any zone shall be determined as follows:

   A.   Where a boundary is indicated as approximately following a street or alley line or the centerline thereof, or a lot line, such line shall be construed to be such boundary.

   B.   Where a boundary divides a lot, the location of such boundary, unless indicated by dimensions, shall be determined by use of the scale appearing on the zoning map.

   C.   Where a public street, alley or railroad or other right of way is vacated or abandoned, the zone applied to abutting property shall thereafter be deemed to extend to the centerline of such vacated or abandoned right of way.

   D.   Questions concerning the exact location of boundaries not covered above shall be determined by the board of adjustment and appeals. (Ord. 168; amd. Ord. 02-69-70, 4-30-1970)