1.23.2026 Old Lemay Ferry Road Safety Phases 3 & 4 Project Restart 1.8.2026 Old Lemay Ferry Safety Phase 5 12.22.2025 Boyce Lane Low Water Bridge Replacement (PDF) Media release on a low water crossing structure removal with new bridge replacement project that will begin construction soon in Council District #5. 8.06.2025 Old Lemay Ferry Road - Kneff to Regency Woods (PDF) 7.29.2025 Gravois - Northwest Improvement Project (PDF) 7.15.2025 Commerce Drive - Bridge Replacement (PDF) 7.9.2025 Contracted Pavement Surface Preservation for 2025 (PDF) 5.16.2025 Old Lemay Ferry Rd Safety Phases 3 & 4 (South) (PDF) 5.15.2025 Closing Old Lemay Ferry Road for Safety Improvements (PDF) 5.7.2025 2025 County Road Striping Program (PDF) 5.7.2025 Old Highway M Safety Improvements (PDF) 5.2.2025 Road Closure Along Romaine Creek Road (PDF) 5.2.2025 Commerce Drive Bridge Replacement (PDF) 5.1.2025 Supporting Traffic Studies for John McKeever at Byrnesville Road Intersection (PDF) 4.29.2025 Hunning Road Safety Improvements (PDF) 4.8.2025 Romain Creek Road Slope Failure (PDF) 4.1.2025 Construction of the Commerce Drive Bridge Replacement Project (PDF) 3.6.2025 Hunning Road Safety Improvements (PDF) 2.26.2025 Old Lemay Ferry Road Safety Improvements Phases 3 and 4 (PDF) 2.03.2025 Dunklin Creek Road Safety Improvements (PDF) 12.17.2024 NOTICE OF DRIVEWAY CODE ADOPTION: TITLE V, CHAPTER 515 (PDF) NOTICE OF DRIVEWAY CODE ADOPTION ADOPTING TITLE V, CHAPTER 515 OF THE CODE OF ORDINANCES OF JEFFERSON COUNTY, MISSOURI: DRIVEWAY ENTRANCES ALONG COUNTY ROADS See attached Ordinance 24-0439 and supporting documents for more information. 12.6.2024 Flucom Road Safety Improvements Project (PDF) 11.21.2024 Road Closure: Romaine Creek Slope Repair (PDF) This road closure is necessary to repair a roadway and slope failure along Romaine Creek Road in Council District #2. 9.19.2024 Walk Bike Jefferson Co Master Plan Status Update and Upcoming Community Engagement (PDF) 5.24.24 Walk-Bike Jefferson County Master Plan (PDF) 5.13.2024 Seckman Road Through Mastodon State Park Safety Imporovement (PDF) 5.9.2024 Allen Road Bridge over Sandy Creek (PDF) 4.15.2024 Project Redbird (South) Phase 2 (PDF) 4.15.2024 Project Redbird (North) Phase 2 (PDF) 4.15.2024 Mount Olive Road Bridge Replacement (PDF) 4.9.2024 Kimmswick Streets Improvement Projects Public Meeting (PDF) 3.28.2024 McGehan Road Brdige (PDF) 3.18.2024 Twin Rivers Road Improvements Project Public Meeting (PDF) 12.13.2023 Boyce Lane Bridge Public Notice (PDF) 11.15.2023 Laguna Palma Road Bridge (PDF) 10.13.2023 Seckman Through Mastodon State Park Safety Improvements - 2 (PDF) 9.25.2023 Harness Road Bridge (PDF) 8.28.2023 Seckman Road Through Mastodon State Park Safety Improvements (PDF) 8.10.2023 Boyce Lane Bridge (PDF) 8.8.2023 High Ridge Boulevard Shared Use Path Improvements (PDF) 8.7.2023 Armbruster Road Bridge (PDF) 7.14.2023 Doss Hollow Road Bridge (PDF)