route_id,direction_id,direction
B,0,Loop
D,0,Loop
F,0,Loop
11X,1,South
11X,0,North
C,1,South
C,0,North
XE,0,Loop
G,0,Loop
10,1,South
10,0,North
11,1,South
11,0,North
21,1,East
21,0,West
29,1,South
29,0,North