Sec. 48-262. - Floor area ratios.
Sec. 48-263. - Building setback lines.
Secs. 48-267—48-285. - Reserved.
(a)
Generally. Except as specified in subsection (b) of this section, the height of a building or structure hereafter erected or altered in respect to height in manufacturing and industrial districts shall not exceed that given in the following table:
| District | Height in Stories | Height in Feet |
| M-1 | 4 | 55 |
| M-2 | Not prescribed | 90 |
(b)
Exceptions. The height of a building or structure as specified in subsection (a) of this section may be exceeded in the following instances:
(1)
In an M-1 district, a roof bulkhead, elevator or stairway enclosure, or structures housing air-conditioning equipment or machinery may be erected to a height in excess of that authorized in subsection (a) of this section.
(2)
A chimney or a pinnacle serving as an architectural embellishment in an M-1 or M-2 district may be erected to a height in excess of that authorized in subsection (a) of this section.
(3)
In an M-1 or M-2 district, the provisions of this section do not apply to smokestacks, vents, transmission towers, flagstaffs, water tanks or towers, or hose towers.
(4)
In an M-1 or M-2 district, radio or television towers, grain elevators, derricks or other buildings or structures or portions thereof in which a greater height is necessary for properly conducting the processes involved may be erected to a height in excess of that permitted in subsection (a) of this section; provided, that each part of such building or structure that is above 55 feet in height in an M-1 district and 90 feet in height in an M-2 district shall be set back from the street line or any other lot line a distance of not less than the total height of such building or structure.
(5)
Any emergency sirens included in the city-wide emergency warning system that are installed and operated by the office of emergency management in accordance with chapter 7 of the City Code.
(Code 1968, § 48-34; Ord. No. 97-026(sub 1), § 1, 7-10-97; Ord. No. 04-082(sub 1), § 3, 12-9-04)
Sec. 48-262. - Floor area ratios.
The maximum permitted floor area ratios in manufacturing and industrial districts shall be as given in the following table:
| District | Floor Area Ratio |
| M-1 | 2.0 |
| M-2 | 3.0 |
(Code 1968, § 48-35)
Sec. 48-263. - Building setback lines.
(a)
M-1 districts. Any building or structure erected in an M-1 district which abuts a street less than 80 feet in width shall be set back not less than 40 feet from the centerline of such street.
(b)
M-2 districts. No setback is required in an M-2 district, except as required in subsection 48-261(b)(4) for a building or structure over 90 feet in height and subsection (c) of this section.
(c)
In any M-1 and M-2 zoning district where property frontage is located across from a residential zoning district, there shall be a minimum setback of 20 feet from the lot line. Within the setback, a sodded border no less than ten feet in width shall be provided, and within this sodded border, there shall be landscaping, to include evergreens, sufficient to form a continuous screen across the entire frontage, exclusive of entrance ways, with a minimum height of six feet. There shall be no parking or storage within the setback.
(Code 1968, § 48-36; Ord. No. 02-116(sub 1), § 4, 12-12-02)
(a)
Generally. Except as specified in the following subsections of this section, a rear yard shall be provided on every lot in manufacturing and industrial districts as prescribed in the following table:
| District | Minimum Depth of Rear Yard |
| M-1 | 15 feet. |
| M-2 | 15 feet for a height up to 60 feet above the average level of the finished grade along the rear wall of the building, and increasing three inches in depth for each additional foot of height above that level. |
(b)
Exceptions—Through lots. In a case of a through lot no rear yard is required, but each street frontage shall be subject to the building setback requirements of section 48-263
(c)
Same—Where rear of lot adjacent to waterway, etc. Where the rear of a lot adjoins a navigable waterway, railroad right of way or railroad yard, no rear yard shall be required.
(d)
In any M-1 and M-2 zoning district where the rear yard of a lot abuts a residential zoning district, there shall be a minimum rear yard setback of 20 feet unless a greater setback is required under subsection (a). Within this setback, a sodded border no less than 15 feet in width must be provided and within this sodded border there shall be landscaping, to include evergreens, sufficient to form a continuous screen along the full width of the lot with a minimum height of six feet. There shall be no parking or storage within the setback.
(Code 1968, § 48-37; Ord. No. 02-116(sub 1), § 5, 12-12-02)
(a)
Generally. Except as specified in the following subsections of this section, two side yards shall be provided on every lot in an M-1 or M-2 district. Each such side yard shall have a width of six feet in the case of a one-story building and an additional width of two feet for each additional story, but in no case need have a width in excess of ten feet.
(b)
Exceptions—Corner lots. In the case of a corner lot no side yard need be provided along the side street line except as required by section 48-263
(c)
Same—When line coincides with boundary of residential zoning district. When a side lot line coincides with the boundary of a residential zoning district, the side yard along the lot line shall be 15 feet per one-story building and 20 feet in all other cases. Within this setback a sodded border of no less than five feet in width shall be provided, and within this border there shall be landscaping, to include evergreens, sufficient to form a continuous screen along the full length of the lot with a minimum height of six feet. There shall be no parking or storage within the setback.
(Code 1968, § 48-38; Ord. No. 02-116(sub 1), § 6, 12-12-02)
Where a court is provided in an M-1 or M-2 district, such court shall have the minimum dimensions specified in section 518 of the building code of the city.
(Code 1968, § 48-39)