United States

Turn restriction (only_left_turn) 16660966 lacks 'via' node (guessing it should be at https://www.openstreetmap.org/?mlat=42.388786&mlon=-71.119669&zoom=17, why don't you add it to the OSM data?)

Turn restriction (no_u_turn) 983542819 doesn't start or end at 'via' node or way

Turn restriction (no_u_turn) 17280730 lacks 'to' way

Turn restriction (no_u_turn) 17280730 lacks 'from' way

Turn restriction (no_left_turn) 15030680 lacks 'to' way

Turn restriction (no_left_turn) 9889552 lacks 'to' way

Turn restriction (no_right_turn) 9939227 lacks 'to' way

Turn restriction (no_left_turn) 12614365 lacks 'to' way