Versions of Iowa Code 174.6 - Removal of obstructions on LawServer 2023 Iowa Code 174.6 – Removal of obstructions 2022 Iowa Code 174.6 – Removal of obstructions 2020 Iowa Code 174.6 – Removal of obstructions 2018 Iowa Code 174.6 – Removal of obstructions 2016 Iowa Code 174.6 – Removal of obstructions 2014 Iowa Code 174.6 – Removal of obstructions. 2009 Iowa Code 174.6 – Removal of obstructions