2024 33 USC 502 – Alteration, removal, or repair of bridge or accessory obstructions to navigation

2023 33 USC 502 – Alteration, removal, or repair of bridge or accessory obstructions to navigation

2022 33 USC 502 – Alteration, removal, or repair of bridge or accessory obstructions to navigation

2021 33 USC 502 – Alteration, removal, or repair of bridge or accessory obstructions to navigation

2020 33 USC 502 – Alteration, removal, or repair of bridge or accessory obstructions to navigation

2018 33 USC 502 – Alteration, removal, or repair of bridge or accessory obstructions to navigation

2017 33 USC 502 – Alteration, removal, or repair of bridge or accessory obstructions to navigation

2015 33 USC 502 – Alteration, removal, or repair of bridge or accessory obstructions to navigation

2014 33 USC 502 – Alteration, removal, or repair of bridge or accessory obstructions to navigation

2013 33 USC 502 – Alteration, removal, or repair of bridge or accessory obstructions to navigation

2012 33 USC 502 – Alteration, removal, or repair of bridge or accessory obstructions to navigation

2010 33 USC 502 – Alteration, removal, or repair of bridge or accessory obstructions to navigation