2019 Design Standards Amendments

B. Minimum alley pavement thickness: Residential Commercial Portland Cement Concrete 6” 7” Asphalt Cement Concrete 7” 8” 8. Subgrade Requirements The subgrade shall have the same requirement as local streets. 5C-1 E. Add the following section E. Other Jurisdictional Requirements 1. Minimum Criteria In general, roadway elements shall conform to SUDAS Design Standards, however, Table 5C-1.06, Minimum Criteria for Roadway Elements, shall apply. 2. Signage Developers shall pay the City the costs of all initial street signage for all new developments. The costs shall be determined on a unit cost per sign basis for the type and number of signs required as determined by the City Engineer and approved by Council action. 5C-2 J. Add the following paragraph: Variances to clear zone requirements will be considered for overhead electric facilities where compliance will significantly impact existing trees. In no case will a clear zone of less than 18-inches be allowed. A clear zone variance must be approved by the City Engineer. Every effort shall be made to eliminate sight obstructions within the right of way. 5C-2 L. Add the following as the third sentence in the first paragraph: A slope of 1/4 inch per foot or 2% is preferable within the City of Tiffin especially near intersections to better manage ADA compliance. 5C-2 L. Add the following paragraphs: 1. In residential areas, the parkway shall be grassed except in such areas that the parkway is so narrow that grass does not grow well. In these narrow areas, the alternate materials described in paragraph 2 may be used upon approval of the City Engineer. 2. In commercial areas, alternate materials shall be used in the parkway upon approval of the City Engineer. These materials include exposed aggregate concrete, asphalt and bricks, or concrete pavers on an asphalt or concrete base. 10