Help Cente? Question 23 service does not operate on a regular schedule and is available to be chartered for any voyage, from any port to any port. Question 24 Ain) port facility is where cargo is dropped off from one vessel & placed onto another vessel for its voyage to the destination port Question 25 To help ensure that the cost per TEU is minimized, as the size of a container ship increases: Question 26 Norfolk is the only port on the East Coast with congressional approval to dredge toft Question 27 The largest commodity by tonnage in Class I rail transportation in recent years is grains. Question 28 Explain two (2) ways in which trade imbalances can cause operational problems in the supply chain