Oke St. Helens National Volcanoic Monument wa laarin Gifford Pinchot National Forest. O ti wa ni irọrun julọ lati apa ìwọ-õrùn, bi a ṣe han lori maapu isalẹ. Lati Interstate 5, yọ jade 68 ki o si tẹsiwaju ila-õrùn lori Ipinle Okuta 504. Awọn ile-iṣẹ alejo marun ti a le rii ni ọna opopona 504.
Oke Omi-ilu St. St. Helens ati Gifford Pinchot National Forest ni a le wọle lati ila-õrùn, nipasẹ ọna opopona oke-ije # 99, tabi lati guusu, nipasẹ Ọna Ipinle 503 ati ilu Cougar.
Laarin Gifford Pinchot National Forest ati Mount St. Helens National Volcanoic Monument, asopọ kanṣoṣo laarin awọn ọna opopona pataki ni nipasẹ awọn ọna igbo. Eto map ti igbo, ni afikun si ọna opopona ipinle kan, ni a ṣe iṣeduro niyanju fun awọn alejo ti o gbero lati ya kuro ni Ọna Highway 504.
Diẹ Oke St. Helens Maps
- Gifford Pinchot National Forest (PDF)
- Mount St. Helens Recreation Map (PDF)
- 1980 Ekuro Ashfall Map