Usually, at the 66/495 interchange, travelers would stay with one set of lanes throughout and not switch between lane versions. Most likely, 495 express lanes from either direction go straight to the 66 West express lanes and the 66 East express lanes taking the exit for the 495 express lanes. Travelers on the express lanes do switch to the regular lanes at this interchange and vice versa.
Usually, at the 66/495 interchange, travelers would stay with one set of lanes throughout and not switch between lane versions. Most likely, 495 express lanes from either direction go straight to the 66 West express lanes and the 66 East express lanes taking the exit for the 495 express lanes. Travelers on the express lanes do switch to the regular lanes at this interchange and vice versa.
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