All sidewalks shall not be less than four feet in width. The inside line of all walks shall be on the property line. All sidewalks shall be so construed as to have an incline toward the gutter of the street of a least eight one-hundredths feet to each four feet of width.
(Prior Code, § 7-2-4) (Ord. 4-1910, passed - -) Penalty, see § 152.999