2023 Washington Code 46.04.272 – Lightweight stud

2022 Washington Code 46.04.272 – Lightweight stud

2020 Washington Code 46.04.272 – Lightweight stud

2019 Washington Code 46.04.272 – Lightweight stud

2018 Washington Code 46.04.272 – Lightweight stud

2016 Washington Code 46.04.272 – Lightweight stud

2015 Washington Code 46.04.272 – Lightweight stud

2014 Washington Code 46.04.272 – Lightweight stud

2013 Washington Code 46.04.272 – Lightweight stud

2009 Washington Code 46.04.272 – Lightweight stud