A. Agriculture;

B. Airport terminals and hangers;

C. Airport runways, including approach-departure areas, and helipads;

D. Fire stations;

E. Transportation and utility easements and rights-of-way;

F. Accessory uses and buildings, provided such uses are incidental to the principal use;

G. On-premise signs as regulated by §§ 17.50.080 through 17.50.100;

H. Government buildings and uses incidental to the principal use;

I. Private terminals and accessory buildings;

J. Car rental and accessory car washing and detailing;

K. Commercial parking lots;

L. South Dakota Air National Guard and accessory uses;

M. Crew quarters necessary for airport and emergency operations;

N. Wholesale and distribution centers;

O. Retail business within airport terminal;

P. Seasonal retail business within airport terminal;

Q. Restaurant within airport terminal;

R. Manufacturing;

S. Commercial Aeronautical activities.

A. Planned commercial developments as regulated in §§ 17.50.050 through 17.50.100 of this code;

B. Retail business or structure located outside the airport terminal;

C. Seasonal retail business or structure located outside the airport terminal;

D. Off-premise signs as regulated by §§ 17.50.080 through 17.50.100 and in accordance with the requirements of § 17.50.090;

E. Restaurant with on-sale liquor;

F. On-sale liquor establishments.

G. Hotel and Motel.

A. Front yard. All buildings shall set back a minimum of 25 feet from the front property line of the exterior boundaries of the airport property and not from the internal lease boundaries.

B. Side yard. No side yard is required, except that the width of a side yard which abuts a residential district shall not be less than 25 feet.

C. Rear yard. Where a commercial building is to be serviced from the rear, there shall be provided an alleyway, service court, rear yard, or combination thereof of, not less than 30 feet in depth. The depth of a rear yard which abuts a residential district shall be not less than 15 feet. In all other cases, no rear yard is required.

D. Setback from section lines. Principal and accessory buildings and structures shall be set back no less than 58 feet from any section line. No setback is required from any legally vacated section line; however, if the vacated section line forms a property line, the applicable side, rear or front yard setbacks shall be observed.

A. Runway area zones. Runway area zones are established along the runways.

B. Approach-departure zones. Approach-departure zones are established beyond and outward from the landing thresholds and departure limits of the runways.

C. Transition zones. Transition zones are established along both sides of all runways and approach-departure zones.

D. Horizontal zone. A horizontal zone is established which has as its outer boundary a line beyond the airport property line.

E. Conical zone. A conical zone is established as the land lying under the approach surface. The conical zone commences at the periphery of the horizontal zone, and extends outward and upward at a slope of 20 to 1 for a horizontal distance of 4,000 feet, as set forth in Section 77.25 of the Federal Aviation Regulations.