From I-5 you can take Hwy 167 through Puyallup or Hwy 7 through Tacoma. Both of these routes will get you to Elbe.
Turn right in Elbe onto Hwy 7 toward Morton.
Hwy 7 ends at Hwy 12. Turn left onto Hwy 12 toward Randle/Packwood/White Pass.
At milepost 114, turn right onto Peters Rd.
Look for the parking signs.
From I-5 northbound or southbound:
Take Exit 68 onto Hwy 12 eastbound toward Mossyrock/Morton/White Pass/Yakima.
Follow Hwy 12 eastbound to milepost 114. Turn right onto Peters Rd. Look for the parking signs.
Follow Hwy 12 westbound over White Pass to Randle. Turn left onto Peters Rd. at milepost 114. Look for the parking signs.
156 Peters Rd.
Randle, WA 98377