§ 115-24 — Sidewalk Construction; Exceptions

115-24. Sidewalk Construction; Exceptions.

1. Sidewalks shall be constructed of concrete or permeable paving, as defined in s. 200-08-68.5, and constructed in accordance with the specifications of the city. Provided further, that so much of the sidewalk area commonly known as the tree border and located between the curb and the outside line of the sidewalk closest to the curb, may be laid or constructed of permeable paving stone, brick or concrete pavers where the material and manner of laying are approved by the commissioner. The tree border may also be used for storm water treatment purposes. 2. Sidewalks shall be constructed and conform with established street grades or as otherwise determined by the city engineer where usage or unusual conditions require a change for the welfare and best interest of the city and abutting property owners. This section shall not apply under the following conditions: a. Temporary sidewalks authorized by the commissioner. b. Temporary repairs authorized by the commissioner. c. Repaving of the surface of hollow sidewalks found by the commissioner to be structurally sound. d. Where the sidewalk crosses a railroad track. Wood planking may be used between the rails and within 2 feet of the outside of said rails where approved by the commissioner. e. On public bridges. f. In tunnels. g. Under other conditions with the approval of the commissioner.