Raritan River Bridge
It used by Amtrak , including Northeast Regional service , and New Jersey Transit's Northeast Corridor Line . 
<triplet> Amtrak <subj> Northeast Regional <obj> item operated <subj> Northeast Corridor Line <obj> owner of <triplet> Northeast Regional <subj> Amtrak <obj> operator <triplet> New Jersey Transit <subj> Northeast Corridor Line <obj> has part <triplet> Northeast Corridor Line <subj> Amtrak <obj> owned by <subj> New Jersey Transit <obj> part of