Thick wall built of earth, often supporting a railway or road

Let's find possible answers to "Thick wall built of earth, often supporting a railway or road" crossword clue. First of all, we will look for a few extra hints for this entry: Thick wall built of earth, often supporting a railway or road. Finally, we will solve this crossword puzzle clue and get the correct word. We have 1 possible solution for this clue in our database.