Location: Fuselier St and Main St, Arnaudville
After 347 joins, the two routes cross Bayou Teche, so now 31 is on the east side and 347 is on the west side
Location: Fuselier St and Market St, Arnaudville
After crossing the Bayou, turn left for 31 north. Stay straight for 347 south.
S to LA-686, N to LA-740
S to LA-686, N to LA-31
S to LA-31, N to LA-740