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City of Frontenac, MO
St. Louis County
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Table of Contents
Table of Contents
[Ord. No. 390 §13, 12-11-1968; Ord. No. 446 §12, 1-11-1972; Ord. No. 688 §1, 9-11-1984; Ord. No. 713 §§1 — 2, 1-14-1986; Ord. No. 812 §1, 8-14-1989; Ord. No. 94-995 §1, 5-17-1994; Ord. No. 95-1031A §1, 3-21-1995; Ord. No. 1094 §2, 5-20-1997; Ord. No. 99-1149 §1, 10-7-1999; Ord. No. 2001-1200 §1, 7-17-2001; Ord. No. 2011-1669 §1, 10-18-2011; Ord. No. 2011-1671 §1, 11-15-2011; Ord. No. 2011-1672 §2, 11-15-2011; Ord. No. 2014-1742 § 1, 9-24-2014; Ord. No. 2016-1796 § 1, 6-21-2016; Ord. No. 2017-1801 § 1, 1-17-2017]
A. 
The regulations of this Section qualify or supplement, as the case may be, the district regulations appearing elsewhere in this Chapter.
B. 
Height.
1. 
Chimneys, towers, monuments, cupolas, domes, spires, false mansards, parapet walls and similar structures and necessary mechanical appurtenances may be erected to any height in accordance with existing or hereafter adopted ordinances of the City of Frontenac. This exception does not pertain to the Planned High Fashion Center District unless specific permission has been granted by the Planning and Zoning Commission and the Board of Aldermen.
2. 
Churches, public and semi-public buildings and schools may be erected to a height not exceeding three (3) stories or fifty (50) feet, provided that the front, side and rear yards are increased an additional two (2) feet for each foot such buildings exceed the height limitation of the district in which they are located.
3. 
No residential accessory building or structure shall exceed twenty (20) feet in height or the height of the residential building on the same lot, whichever is less.
C. 
Yards.
1. 
Accessory buildings and structures, which are not a part of the main building, may be built in a rear yard within fifteen (15) feet of the rear and side lot lines. Accessory buildings and structures which are not a part of the main building shall not occupy more than twenty percent (20%) of the required rear yard and shall be located not less than sixty (60) feet from any front lot line.
2. 
Accessory buildings, which are to be used for storage purposes only, may be erected upon a lot prior to the construction of the main building, but no accessory building shall be used for dwelling purposes except by servants employed on the premises.
3. 
Every part of a required yard shall be open to the sky unobstructed, except for accessory buildings and structures in a rear yard, and except for the ordinary projections of skylights, sills, belt courses, cornices and ornamental features projecting not more than twelve (12) inches from the vertical plane of the main building.
4. 
Wherever existing lots comprising forty percent (40%) or more of the frontage between two (2) intersecting streets or within five hundred (500) feet of a lot to be developed, whichever distance is less, improved with buildings that have observed a front yard line having a variation in depth of not more than ten (10) feet, no building shall project beyond the average front yard so established, but this regulation shall not be so interpreted to require a front yard of more than twice the minimum depth required in the district in which the building is located.
5. 
Entry Gates. A gate erected at the entrance of any subdivision or residence and controlling access to or from a public or private street within the City may only be constructed or installed pursuant to a permit issued by the Board of Aldermen following review by the Planning and Zoning Commission in accord with the standards and procedures provided for issuance of a conditional use permit pursuant to Section 405.140 and payment of a processing fee equivalent to that specified for conditional use permits, and compliance with the following additional standards and conditions:
a. 
No portion of any gate or decorative monument or pillar shall exceed nine (9) feet in height;
b. 
An easily accessible and convenient on-site unencoded device or coded device (with code provided) for use by City's Police and Fire Departments to open any access gate shall be available and operating properly at all times; in addition each gate shall be equipped with a properly operating "whelp activated" sound sensor that allows immediate access whenever an emergency siren is activated, and a manual device to open the gate from each side in the event of a power outage or failure;
c. 
The gate shall be set back at least twenty (20) feet from the right-of-way of any adjoining street to provide ample space for one (1) or more vehicles to await the opening of the gate, without blocking the street;
d. 
The gate shall be constructed in such manner and of such materials to permit easy viewing through each side of the gate of persons or automobiles on the opposite side;
e. 
The gate shall remain open at all times during the hours from 8:00 A.M. to 6:00 P.M. each weekday, Monday through Friday, inclusive;
f. 
The gate shall open inward towards the subdivision or residence and away from the street.
6. 
Fence Regulations.
a. 
"R-1" District fences shall comply with the following:
(1) 
The fences shall be located within the rear yard (as defined in the zoning regulations) of the property. No fence shall be located in the front yard (as defined in the zoning regulations) except as permitted in Subsection (C)(5) of this Section and Subsection (C)(6)(f), below.
(2) 
Fences shall be constructed of black painted galvanized wrought iron/steel or black painted galvannealed steel/iron or black painted aluminum. All fences shall be wrought iron style with at least seventy percent (70%) open area.
(3) 
Fences shall not exceed six (6) feet in height except as permitted in Subsection (C)(6)(d) and (e) of this Section, below.
(4) 
Rear yard fences not exceeding forty-eight (48) inches in height of wood rail, wood picket or wood rail with black or green vinyl coated chain link or wire mesh covering may be installed only if approved by the Frontenac Architectural Review Board upon a finding that the location, design and materials of the proposed fence are consistent and compatible with the surrounding built environment. The wood rail or wood portion of the fence shall be at least seventy percent (70%) open area.
(5) 
Subdivision entry fences that are installed parallel to or along a road may be installed if approved by the Frontenac Architectural Review Board upon a finding that the location, design and materials of the proposed fence are consistent and compatible with the surrounding built environment. Such fences shall be continuous into the subdivision with no breaks except at driveways and walkways and shall be no taller than forty-two (42) inches in height to the top rail.
(6) 
All other regulations of the City of Frontenac shall apply.
b. 
"R-2" District fences shall comply with the following:
(1) 
The fences shall be located within the rear yard (as defined in the zoning regulations), except as permitted in Subsection (C)(6)(f) below.
(2) 
Fences in the "R-2" District shall not exceed six (6) feet in height.
(3) 
Chain link, wire mesh, barbed wire and aboveground electric fences are prohibited.
(4) 
All other regulations of the City of Frontenac shall apply.
c. 
Installation of a sight-proof (as defined in the zoning regulations) fence not higher than six (6) feet in height along the side or rear yard of a property in the "R-1" or "R-2" residence district abutting a property in any other district or a non-residential property use is permitted upon review and approval by the Frontenac Architectural Review Board upon a finding that the location, design and materials of the proposed fence are consistent and compatible with the surrounding built environment prior to issuance of a building permit.
d. 
Tennis courts may be enclosed by a vinyl-coated chain link or other architecturally treated fence not exceeding twelve (12) feet in height located in the rear yard (as defined in the zoning regulations) if approved by the Frontenac Architectural Review Board as to location, design and materials.
e. 
School properties may be permitted to have vinyl-coated chain link fences in the "R-1" district. Such fences may be approved up to twelve (12) feet in height depending on the location and use of the fence such as but not limited to tennis courts or baseball fields. Vinyl chain link fences may have safety protective elements such as yellow padding on the supporting posts and rails. Vinyl chain link fences are not permitted within the required front building line setback. All vinyl-coated chain link fences are subject to review and approval of the Frontenac Architectural Review Board as to location, design, materials and height.
f. 
Fences in front yards in residential zoning districts shall comply with the following:
(1) 
The fence must be an architectural feature of the property rather than a typical utilitarian fence to keep animals enclosed or to demarcate a play area.
(2) 
A front yard fence shall be limited in height to no more than three (3) feet tall.
(3) 
The fence should have an open feel with a minimum of sixty percent (60%) open area.
(4) 
The fence shall be set back from the street at least five (5) feet.
(5) 
Material shall be limited to wood, wrought iron or similar material.
(6) 
A front yard fence requires approval by Frontenac Architectural Review Board (ARB) as to location, design materials and landscaping. This review shall be for approval of material, landscaping, location and compliance with the minimum standards and objectives set forth in these regulations, and compatible with the surrounding built environment.
g. 
All fencing as permitted by this Section shall have equal architectural treatment on both sides as approved by the Frontenac Architectural Review Board.
h. 
Fences existing at the time of adoption of these regulations that do not comply with these regulations may remain as legal non-conformities. Legal non-conforming fences, except as provided below, may be maintained, repaired or replaced with like design and color, or may be replaced with another non-conforming fence if replacement is reviewed and approved by the Frontenac Architectural Review Board as to location, design and materials and is determined to be a better quality design than the original fence and compatible with the surrounding built environment. Non-conforming chain link or wire mesh fences may not be replaced with a like design; however, up to twenty-five percent (25%) of such fences may be repaired.
D. 
Area. More than one (1) industrial, commercial or institutional building may be erected upon a single lot or tract, but the yards and open spaces required around the boundaries of the lot or tract shall not be encroached upon by any such buildings.
E. 
Portable Restrooms.
[Ord. No. 2017-1833, 12-19-2017]
1. 
Portable Restrooms. Portable restrooms are restroom facilities which are not permanently anchored to the ground and do not have a connection to a sanitary sewer system and water system.
2. 
Construction Projects.
a. 
Portable restrooms for construction projects are permitted to be placed only on the property for which the construction is taking place, with a valid building permit.
b. 
Portable construction restrooms shall be located as far from the neighboring property lines as possible as approved by the Frontenac Building Commissioner and Zoning Administrator.
c. 
Portable construction restrooms shall be located in an area that is screened from the neighboring properties by existing landscaping or other means of screening to the greatest extent possible as approved by the Building Commissioner and Zoning Administrator.
d. 
Portable construction restrooms shall not be placed in a City right-of-way with the exception of City or utility company construction projects. The location of these restrooms shall be approved by the City Public Works Director.
e. 
Portable restrooms must be serviced on a regular basis to avoid odors.
3. 
Portable Restrooms For Events Or Other Activities.
a. 
Portable restrooms for events or other activities such as but not limited to wedding receptions, graduations, sporting events and festivals shall be on a temporary basis for the duration of the event only, but no more than three (3) days.
b. 
Portable restrooms for events and other activities shall be located as far as possible from neighboring properties as approved by the Frontenac Building Commissioner and Zoning Administrator.
c. 
For events requiring more than three (3) days but less than thirty (30) days, the use and location of portable restrooms must be approved, in writing, by the Frontenac Building Commissioner and Zoning Administrator following satisfactory demonstration by the applicant that there is not a suitable alternative.
d. 
Portable restrooms for events requiring more than thirty (30) days must be approved by a motion from the Frontenac Board of Aldermen.
e. 
Portable restrooms for events shall be serviced on a regular basis to avoid odors.