St. Louis County Public Works to present final design plans for County State Aid Highway (CSAH) 100 in Aurora St. Louis County Public Works to present final design plans for County State Aid Highway (CSAH) 100 in Aurora Beth Moncrief / Wednesday, October 29, 2025 0 0 Article rating: No rating St. Louis County Public Works engineers have completed design work to reconstruct the County State Aid Highway (CSAH) 100 corridor in Aurora and will hold an open house to present final design plans to the public. The meeting will be Thursday, November 13, from 5-7 p.m. at the Aurora Community Center, 15 West 1st Avenue North. Read more