Aisle.
Columbus City Codes § 3312.09
in effect3312.09 - Aisle.
An aisle is that portion of the circulation area within a parking lot, excluding the driveway, which provides accessibility to parking, stacking or loading spaces.
An aisle to serve adjacent loading spaces shall have a minimum width of 15 feet. No part of the loading space may be included in this calculation.
The minimum width permissible for an aisle to serve adjacent parking spaces shall depend on the smallest angle of parking as measured between the centerline of the aisle and the centerline of the adjacent parking space as illustrated in the figures below:
Figure 1. Angle of a parking space
[image omitted; see the official code]
Figure 2. Table of parking angles.
Angle of parking | Minimum aisle width | Figure
80° or more | 20 feet - two way travel | 2a
Less than 80° but 50° or more | 17 feet - one way travel | 2b
Less than 50° | 13 feet - one way travel | 2c, 2d
0° or parallel parking | 13 feet - one way travel | 2e
0° or parallel parking | 20 feet - two way travel | 2e
Figure 2a. Angle of parking 80° or more
[image omitted; see the official code]
Figure 2b. Angle of parking less than 80° but 50° or more
[image omitted; see the official code]
Figure 2c. Angle of parking less than 50° but 30° or more
[image omitted; see the official code]
Figure 2d. Angle of parking less than 30° but 0° or more
[image omitted; see the official code]
Figure 2e. Angle of parking 0° or parallel parking
[image omitted; see the official code]
(Ord. No. 1537-2009, § 8, 5-3-2010; Ord. No. 1872-2023, § 1, 7-31-2023)
Source: City of Columbus, City Codes and City Charter (Municode Library, library.municode.com)URL: https://library.municode.com/oh/columbus/codes/code_of_ordinances?nodeId=TIT33ZOCO_CH3312OREPALO_3312.09AIFetched: 10/27/2026