2024 33 CFR 117.42 – Remotely operated and automated drawbridges

2023 33 CFR 117.42 – Remotely operated and automated drawbridges

2022 33 CFR 117.42 – Remotely operated and automated drawbridges

2021 33 CFR 117.42 – Remotely operated and automated drawbridges

2020 33 CFR 117.42 – Remotely operated and automated drawbridges

2019 33 CFR 117.42 – Remotely operated and automated drawbridges

2016 33 CFR 117.42 – Remotely operated and automated drawbridges

2015 33 CFR 117.42 – Remotely operated and automated drawbridges

2014 33 CFR 117.42 – Remotely operated and automated drawbridges

2010 33 CFR 117.42 – Remotely operated and automated drawbridges