§ 97.136 SPECIFICATIONS.
   (A)   Driveways which are to be built across the sidewalk space, unless otherwise expressly authorized, shall conform, as much as possible, to the sidewalk grade. The driveways shall be seven inches in depth and shall consist of concrete. This work shall be done in the manner, and materials shall be of the quality and proportions specified for portland cement concrete sidewalks.
   (B)   No driveway shall be so constructed as to prevent free and unobstructed passage on, over, or across the same, or in a manner as to interfere with the proper drainage and safe grading of the streets. Gradual approaches to the regular sidewalk grade shall be made from the grade of the driveway. The slope of any driveway and the approaches thereto shall not exceed one inch vertical to one foot horizontal in any direction.
   (C)   All driveways shall be built in a manner that no sand or dirt from the parkway shall be washed or carried into the street gutter by way of the driveway. The Board of Public Works may require curbs to be built so that driveways can meet the above specified requirements.
(Prior Code, § 97.144) Penalty, see § 10.999