To get to the put in from Chester:
1. Head west on W Madison Ave toward 1st St W
2. Turn left at 5th St W/Co Rd 223
3. Turn left at Co Rd 223/State Hwy 223
Travel until the road crosses the Marias River.
To get to the take-out from the put-in:
Head south on Hwy 223 toward Ft. Benton
4. Continue onto MT-80 S
5. Turn left at State Hwy 387
6. Turn right
Fort Benton, Mt
7. Head northwest toward State Hwy 387
8. Turn right at State Hwy 387
9. Turn right at US-87 N
Just before you reach Loma, Hwy 87 crosses the Marias. Take out here.