A. Except as otherwise provided by ordinance, or unless otherwise provided for by resolution of the Mayor and Common Council, or upon plans adopted for the improvement of any street within the City by the Mayor and Common Council, the grades of all streets in the City are established in conformity with the grades already established along such streets or which may be hereafter established along such streets, as follows:
1. Where the grade is established along the curb line:
a. The grade of the street along the curb line shall be a straight line drawn between described points;
b. The grade at the property line at right angles to the curb line shall be higher than the grade at the curb line at the rate of one-quarter of an inch per foot of distance between the curb line and the property line;
c. The grade of the centerline of the street between the two curb lines shall be an average of the grade at the curb lines taken at right angles to the centerline of the street.
2. Where the grade of the street is established along the property line:
a. The grade of the street along the property line shall be a straight line drawn between described points;
b. The grade at the curb line at right angles to the property line shall be lower than the grade at the property line at the rate of one quarter of an inch per foot of distance between the curb line and the property line.
3. The grade of the sidewalk shall be a straight line drawn between the grade at the curb line and the grade at the property line taken at right angles with either curb line or property line.
B. The grade of the roadway taken at right angles to the curb-line shall conform to a curved line which shall be a parabola intersecting gutter lines on each side or roadway and centerline of street.
C. The grade of the street at the gutter line shall be ten inches below the grade at the curb line.
D. Unless it clearly appears to the contrary, the grade of all streets heretofore established shall be construed to have been established in accordance with the grades hereby established, and all ordinances establishing the grades of any street in the City subsequently adopted by the Mayor and Common Council of the City shall be deemed to have been passed and adopted in the light of this section, and the grades of any such street shall be deemed established along and across any such street in accordance with the provisions of this section unless a contrary intention clearly appears.
(Ord. 1301, 5-12-26; Ord. 821, 8-09-1921)