In district M-1, no building, structure, land or premises shall be used, and no building or structure shall be erected, constructed, reconstructed, moved or altered except for one or more of the following uses:

(1)

Offices including:

a.

Research and Development center.

(2)

Business services including:

a.

Contractor's shop and storage yard.

b.

Equipment and machinery sales and rental.

c.

School bus storage.

d.

Truck (heavy)-bus sales, rental, repair and storage.

(3)

Wholesale uses including:

a.

Warehousing, wholesaling and storage of any commodity except junk or salvage.

b.

Office showroom.

c.

Office warehouse-distribution center.

d.

Warehouse, including mini-warehouse storage only if allowed by special use permit.

(4)

Manufacturing and industry including:

a.

Manufacturing, processing, fabrication or assembling of any commodity except junk, salvage, chemical laboratories or concrete and asphalt batching plants.

b.

Recycling collection-drop-off (no processing).

(5)

Freight terminals, moving and transfer facilities.

(6)

Sewage treatment plant.

(7)

Water treatment plant.

(8)

Structures and uses clearly accessory and necessary to the normal operation of the permitted uses, including signs, as provided in this chapter.

(Ordinance 06-09, § 2, 3-23-06)

The following use regulations apply in the M-1 district:

(1)

All operations, except those conducted at a freight terminal, bus or rail terminal, sewage or water treatment plant, shall be conducted within a fully enclosed building.

(2)

All storage of materials, products or equipment shall be within a fully enclosed building or in an open yard so screened to meet or exceed the screening requirements of subsection 122-1133(6).

(3)

No use shall be permitted or so operated as to produce or emit:

a.

Smoke or particulate matter of a number 1 or darker on the Ringlemann Chart.

b.

Dust, fly ash, radiation, gases, heat, glare or other effects that are obviously injurious to humans at the property line.

c.

Vibrations or concussion perceptible without instruments at the property line.

d.

Noise levels exceeding the following levels at any point along the property line:

e.

Industrial wastes of such a quantity and nature as to overburden the public sewage disposal facilities or to cause odor and unsanitary effects beyond the property line.

(Ordinance 06-09, § 2, 3-23-06)

(a)

The use of an accessory building shall not be obnoxious or offensive by reason of vibration, noise, odor, dust, smoke, fumes or electrical interference.

(b)

Accessory buildings shall be located a minimum of ten feet from any other building or structure on the lot.

(c)

Accessory buildings shall have a minimum setback of 15 feet from any lot line.

(Ordinance 06-09, § 2, 3-23-06)

No building or structure shall exceed three stories nor be more than 50 feet in height.

(Ordinance 06-09, § 2, 3-23-06)

(a)

The minimum front yard setback shall be 50 feet.

(b)

There shall be no parking or storage of motor vehicles, boats or trailers within 25 feet of the property line. Fire lanes and driveways may cross front yard setbacks as a means of vehicular access.

(Ordinance 06-09, § 2, 3-23-06)

The minimum side yard setback shall be 40 feet adjacent to all residential uses and/or districts. The minimum side yard setback shall be ten feet adjacent to all other uses and/or districts. There shall be no parking or storage of motor vehicles, boats or trailers within the side yard setback. Fire lanes and driveways may cross side yard setbacks as a means of vehicular access.

(Ordinance 06-09, § 2, 3-23-06)

(a)

The minimum rear yard setback shall be 40 feet adjacent to all residential uses and/or districts.

(b)

The minimum rear yard setback shall be ten feet adjacent to all other uses and/or districts.

(c)

There shall be no parking or storage of motor vehicles, boats or trailers within the rear yard setback. Fire lanes and driveways may cross rear yard setbacks as a means of vehicular access.

(Ordinance 06-09, § 2, 3-23-06)

The minimum lot area shall be 8,000 square feet.

(Ordinance 06-09, § 2, 3-23-06)

The minimum lot width shall be 70 feet.

(Ordinance 06-09, § 2, 3-23-06)

The minimum lot depth shall be 90 feet.

(Ordinance 06-09, § 2, 3-23-06)

The maximum lot coverage shall be 70 percent. Lot coverage excludes parking lots and other paved areas.

(Ordinance 06-09, § 2, 3-23-06)

Off-street parking shall be according to the requirements of this chapter.

(Ordinance 06-09, § 2, 3-23-06)

(a)

Exterior surfaces of structures in district M-1 shall consist of masonry materials covering no less than 80 percent of total exterior surfaces exclusive of windows, doors and gables.

(b)

Upon recommendation from the planning and zoning commission following public hearing, the city council may consider and grant or deny an exemption from the foregoing exterior masonry requirement. The city council shall hold a public hearing following recommendation by the commission. The application shall include a site plan, elevations and proof of an architectural theme or an individual theme that would require a different type of exterior. The application fee shall be as set forth in the city's master fee schedule.

(Ordinance 06-09, § 2, 3-23-06; Ordinance 12-13, § 13, 7-26-12)

No building, structure, land or premises shall be used, and no building or structure shall be erected, constructed, reconstructed, moved or altered in district M-1 unless and until a site plan has first been approved by the city council. In reviewing any site plan, the planning and zoning commission and the city council shall consider the public health, safety and welfare, the resulting effect on traffic flow and patterns and the protection and preservation of places and areas of historical, cultural and architectural importance and significance. The site plan must show compliance with the requirements of this article as well as other regulations imposed by this chapter.

(Ordinance 06-09, § 2, 3-23-06)