For the purpose of this section, an off-street parking space shall be a minimum of nine feet in width and eighteen feet in length, plus off-street maneuvering space.

For a single row of 90-degree head-in parking, the minimum width for a parking space plus aisle shall be 38 feet. For two rows of 90-degree head-in parking using the same aisle, the minimum width for parking spaces plus aisle shall be 56 feet (See Figure 20-1).

For a single row of 60-degree head-in parking, the minimum width for parking space plus aisle shall be 34 feet. For two rows of 60 degree head-in parking, using the same aisle, the minimum width for parking spaces plus aisle shall be 52 feet (See Figure 20-1).

For a single row of 45-degree head-in parking the minimum width for parking space plus aisle shall be 30 feet. For two rows of 45 degree head-in parking, using the same aisle, the minimum width for parking spaces plus aisle shall be 48 feet (See Figure 20-1).

A single line of parking spaces may be provided parallel to an aisle provided they are at least 22 feet in length and nine feet in width and provide 22 feet of maneuvering space in front of and diagonal to the front most parallel parking space (See Figure 20-2).

When driveways are less than 20 feet in width, marked separate entrances and exits shall be provided so that traffic shall flow in one direction only. Entrances and exits to an alley may be provided, if prior approval is obtained in writing from the zoning administrator.

When more than one aisle is provided, adequate internal circulation shall be provided between aisles to allow movement between the aisles without using public right-of-way.

The location of ingress and egress driveways shall be subject to the approval of the public works director under curb cut or laid down curb authorization procedures.

The approach shall be a hard surface, a minimum of 10 feet wide, and shall extend a minimum of 10 feet or to the property line.

Maneuvering space shall be completely off the right-of-way of a public street, place or court. Drives and parking areas, including single-family dwellings, shall be constructed in accordance with the requirements of this section, free of litter, debris, weeds, grass, or other objectionable material or objects. All parking requirements applying to a stated unit of measurement shall be understood to include a parking space for each unit or fraction thereof.

Parking areas which would require the use of public rights-of-way for maneuvering are not permitted except parking for single-family dwellings. Parking parallel to the curb on a public street shall not be substituted for off-street requirements.

Uses for which a building permit was applied for before the effective date of this Ordinance are not required to furnish additional parking spaces to meet the requirements of this section, but if a use has fewer parking spaces than required in this section, no action may be taken that reduces the number further.

When the occupancy of any building is changed to another use, parking shall be provided to meet the requirements of this section for the new use.

For existing buildings which are enlarged, parking spaces shall be calculated or based upon the building as enlarged.

Safety barriers, protective bumpers or curbing shall be provided to prevent encroachment onto adjoining public or private property;

Visibility of and between pedestrians, bicyclists, and motorists shall be assured when entering individual parking spaces, when circulating within a parking facility, and when entering and exiting a parking facility; and

Internal circulation patterns, and the location and traffic direction of all access drives, shall be designed and maintained in accordance with accepted principles of traffic engineering and traffic safety.

The major recreational vehicle shall not extend into or upon the right-of-way or public access easement;

The parking surface in any required front yard shall be on a continuous minimum 3-1/2 inches thick solid concrete parking flatwork surface that meets the minimum pounds per square inch (p.s.i.) requirement of 2,500 p.s.i. and is constructed pursuant to the most recently adopted building code compliant with NCTCOG Specifications and the River Oaks Code of Ordinances, whichever is applicable;

The vehicle and transport accessory must be totally operational and ready for use; and

The vehicle shall not be used for living, sleeping or housekeeping purposes.

Parking of a major recreational vehicle will be permitted behind the front building line, provided the vehicle is currently licensed and in good repair, and the vehicle is parked on an approved hard surface; and the vehicle is not used for sleeping, living, or housekeeping purposes.

On corner lots where a major recreational vehicle is parked in the required side yard adjoining a side street, the vehicle shall not be parked in any portion of the side yard which extends past the front building line of the lot.

A person commits an offense if the owner, occupant, or person in control of the property parks or allows to be parked on any property under his or her control any automobile, bus, truck, motorcycle, motor home, camper, trailer, boat or any motor vehicle on grass or a surface other than a hard surface in any front, side or rear yard which is visible from the public right-of-way and which is zoned single-family, two-family or multifamily ("R-1," "R-2," "R-3," "R-4," "R-5," "R-6" or "MF"). This subsection does not apply to the parking of vehicles in a front, side or rear yard where such parking is permitted in conjunction with temporary special events of which the time and dates must be designated and approved in advance by the City Council.

Every residential platted lot is required to have a driveway that extends from the pavement in a public street at the property's drive approach to facilitate a minimum of two parking spaces behind the building line and to provide access to a garage, carport or off-street parking pursuant to this section. An existing gravel type driveway that was constructed prior to the effective date of this Ordinance having been (1) approved by the Building Official and (2) shall be maintained in such a manner that the physical outside edge of the existing driveway is properly maintained and edged or is bordered with a pre-formed, circular, tapered or flat shaped pattern constructed out of concrete, asphalt curbing, brick, rock, metal, decorative rock, railroad ties, treated lumber, rubber and plastic or other suitable material in such a manner as to not alter the natural drainage flow; and (3) existing gravel type driveways are required to be properly maintained prior to being approved for a certificate of occupancy after the effective date of this ordinance; and (4) before a substandard house can be approved for occupancy, the driveway from the pavement in a public street at the property's drive approach to the rear of the principal structure as located on the individually platted lot; the parking surface shall be a continuous minimum 3-1/2 inches thick solid poured concrete flatwork parking surface rated at a minimum of 2500 p.s.i. constructed in accordance to the City's most recently adopted building code and/or NCTCOG Specifications and the River Oaks Code of Ordinances, whichever is applicable.

For a single-family use for which a building permit for new construction is applied for after the effective date of this Ordinance, the parking surface after in any required front yard shall be on a continuous 3-1/2 inches thick solid concrete parking flatwork surface that meets the minimum pounds per square inch (p.s.i.) requirement of 2500 p.s.i. and is constructed pursuant to the most recently adopted building code compliant with NCTCOG Specifications and the River Oaks Code of Ordinances, whichever is applicable.

For a use other than a single-family use, the surface of a parking space, maneuvering area for parking, or driveway must consist of concrete, or in the alternative, may consist of hot-mix asphalt paving which meets the NCTCOG specifications. The approach shall be a minimum of 10 feet or to the property line and shall be concrete that meets NCTCOG specifications.

All commercial businesses including, but not limited to Automotive Repair Garages, Tire Shops and Paint and Body Shops that accept motor vehicles for repairs shall be required to provide sufficient parking spaces for the outside storage of motor vehicles.

No motor vehicle retained for repairs may be stored outside for more than sixty (60) days from the date the vehicle is accepted for repair. The sixty (60) day time limit may be extended by the Zoning Administrator to a total of one hundred eighty (180) days from the date the motor vehicle is accepted for repair if the automotive repair or paint and body shop has begun the process to obtain payment pursuant to remedies listed under section 70.006 of the Texas Property Code, as amended. The Zoning Administrator's decision not to extend the time limit may be appealed to the board of adjustment.

The time limit in subsection b. above shall not apply to any motor vehicle ordered by a court or mandated by arbitration or mediation to be stored by an automotive repair, paint or body shop.