City of Lake Saint Louis, MO
St. Charles County
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Table of Contents
Table of Contents
[CC 1988 §42.450; Ord. No. 578 §1, 10-17-1988]
A. 
The intent of the "OP" District is to provide opportunities for the development of office and research facilities which will:
1. 
Be in close proximity to the major highway access points,
2. 
Provide an employment base in the City, and
3. 
Will enhance the City's tax base.
[CC 1988 §42.460; Ord. No. 578 §1, 10-17-1988; Ord. No. 1226 §1, 10-6-1997; Ord. No. 1720 §1, 5-20-2002]
A. 
The following uses shall be permitted provided the total gross floor area does not exceed a two (2.0) FAR and are subject to site plan review and approval Chapter 430, Article IV. Environmental design standards shall apply to the review.
1. 
Basic permitted uses.
a. 
Offices including commercial, professional, executive, institutional and medical occupancy.
b. 
Research and development establishments provided that the occupancy of such a facility does not exceed one (1) employee per one hundred seventy (170) square feet of gross laboratory or office space at any one period of the day.
c. 
Accessory retained uses provided that same shall not exceed ten percent (10%) of the total gross floor area within the development, and provided that such uses are intended primarily for the use and convenience of the occupants of the development.
d. 
Medical marijuana testing facilities in accordance with Chapter 430, Article VI.
[Ord. No. 3985, 5-20-2019[1]]
[1]
Editor's Note: Pursuant to this ordinance, former Subsection (A)(1)(d) was redesignated as Subsection (A)(1)(e).
e. 
Any proposed use that is not listed above shall be reviewed by the Planning and Zoning Commission and forwarded with a recommendation to the Board of Aldermen for final determination and approval.
2. 
Special permit uses. See Chapter 420, Article II.
a. 
Antennas and telecommunication towers according to Section 405.420.
3. 
Prohibited uses.
a. 
Tattoo parlor/piercing salon, except that ear piercing may be allowed as a service, accessory to and complimentary to the sale of earrings.
[CC 1988 §42.470; Ord. No. 578 §1, 10-17-1988; Ord. No. 1074 §1, 2-20-1996]
A. 
Frontage And Access. A parcel in the "OP" District shall have either direct access to a designated arterial street or a driveway connecting to a designated arterial without passing through a residential zoning district.
B. 
Density. A floor to site area ratio (FAR) of two (2.0).
C. 
Open Space And Site Coverage. A minimum of fifty percent (50%) of the site shall be retained for open space.
D. 
Maximum Height. Sixty-five (65) feet except additional height may be allowed by special use permit.
E. 
Setbacks And Landscaping.
1. 
One hundred (100) feet from the property line of all adjacent single-family residences.
2. 
Setbacks from other adjacent uses will be specified upon site plan review.
F. 
Transitional Yard.
1. 
Where a side or rear lot line coincides with a side or rear lot line in adjacent residential district, a closed fence at least six (6) feet but not more than eight (8) feet in height located approximately in the middle of a landscaped yard at least twenty-five (25) feet in width shall be provided.
2. 
A barrier consisting of an earthen berm adequate to shield adjoining residential properties from automobile headlights as determined by the Planning and Zoning Commission, with densely branched evergreen screening trees, a minimum of four (4) feet in height at planting, placed a maximum of ten (10) feet apart, measured center to center, can be considered as meeting the criteria for a fence. Proposed fence designs and the criteria for a landscaped yard shall be approved by the Planning and Zoning Commission upon site plan review. Perpetual maintenance by the property owner of the fence and landscaped yard area shall be a condition of any design approval, and it shall be an ongoing responsibility of the property owner to maintain the landscaped yard and fence area in a healthy and attractive condition. The Commission may delegate authority for the approval of the fence design and landscaped yard criteria to the Development Review Board.
3. 
Where the rear or side wall of any non-residential structure in this district lies across the street from the front yard of residential structures located in a residential district, then a landscaped yard at least twenty (20) feet in depth shall be provided along such rear or side wall.
G. 
Off-Street Parking And Loading Requirements. See Chapter 430, Article II.