St. Louis Region
Road problems in St. Charles County depend on who owns the road
St. Charles County Highway handles county roads in unincorporated areas, while cities and MoDOT handle their own streets and state routes.
In St. Charles County, reporting a road problem starts with jurisdiction. The County Highway Department says it maintains and improves public roads and bridges in unincorporated St. Charles County and plows county-maintained roads in winter. It also says several cities, including St. Charles, St. Peters, O’Fallon, Wentzville, Lake Saint Louis, Augusta, and others, maintain their own streets.
State routes are another layer. The county page says MoDOT maintains numbered highways, lettered highways, interstate outer roads, overpass bridges, and traffic signals at overpasses or highway intersections. Before reporting a pothole, snow issue, sign, or construction question, identify whether the road is city, county, or MoDOT. The right owner is usually the fastest route to a useful answer.
References
Where this fits: this note belongs to St. Charles County. See every local note for the county on its page.