2023 Washington Code 47.20.700 – State route No. 504 (Spirit Lake Memorial Highway) — Extension and parking facilities

2022 Washington Code 47.20.700 – State route No. 504 (Spirit Lake Memorial Highway)–Extension and parking facilities

2020 Washington Code 47.20.700 – State route No. 504 (Spirit Lake Memorial Highway) — Extension and parking facilities

2019 Washington Code 47.20.700

2018 Washington Code 47.20.700 – State route No. 504 (Spirit Lake Memorial Highway) — Extension and parking facilities

2016 Washington Code 47.20.700 – State route No. 504 (Spirit Lake Memorial Highway)–Extension and parking facilities

2015 Washington Code 47.20.700 – State route No. 504 (Spirit Lake Memorial Highway)–Extension and parking facilities

2014 Washington Code 47.20.700 – State route No. 504 (Spirit Lake Memorial Highway) — Extension and parking facilities

2013 Washington Code 47.20.700 – State route No. 504 (Spirit Lake Memorial Highway) — Extension and parking facilities

2009 Washington Code 47.20.700 – State route No. 504 (Spirit Lake Memorial Highway) — Extension and parking facilities