2024 30 CFR 75.213 – Roof support removal

2023 30 CFR 75.213 – Roof support removal

2022 30 CFR 75.213 – Roof support removal

2021 30 CFR 75.213 – Roof support removal

2020 30 CFR 75.213 – Roof support removal

2019 30 CFR 75.213 – Roof support removal

2016 30 CFR 75.213 – Roof support removal

2015 30 CFR 75.213 – Roof support removal

2014 30 CFR 75.213 – Roof support removal

2010 30 CFR 75.213 – Roof support removal

2009 30 CFR 75.213 – Roof support removal