Great Falls |
Code of Ordinances |
Title 17. LAND DEVELOPMENT CODE |
Chapter 32. TRANSPORTATION FACILITIES |
§ 17.32.200. Culverts.
Latest version.
Culverts shall be installed where appropriate and designed to handle storm events as listed in Exhibit 32-8. Under no circumstance shall the cross-section of the culvert be smaller than fifteen (15) inches in diameter.
Exhibit 32-8. Sizing for bridges and culverts
Storm Event Principal arterial 50-year Minor arterial 50-year Collector 25-year Local 25-year Driveway 10-year
(Ord. 3155, 2017)