2024 49 CFR 213.118 – Continuous welded rail (CWR); plan review and approval

2023 49 CFR 213.118 – Continuous welded rail (CWR); plan review and approval

2022 49 CFR 213.118 – Continuous welded rail (CWR); plan review and approval

2021 49 CFR 213.118 – Continuous welded rail (CWR); plan review and approval

2020 49 CFR 213.118 – Continuous welded rail (CWR); plan review and approval

2019 49 CFR 213.118 – Continuous welded rail (CWR); plan review and approval

2016 49 CFR 213.118 – Continuous welded rail (CWR); plan review and approval

2015 49 CFR 213.118 – Continuous welded rail (CWR); plan review and approval

2014 49 CFR 213.118 – Continuous welded rail (CWR); plan review and approval