; (B) a shipper, receiver, manufacturer, warehouse, distribution center, or any other business entity that is receiving or sending goods by commercial motor vehicle; and (C) does not include any structure such as a filling station, service station, or restaurant of 800 square feet or less that has a restroom located within such structure that is only intended for use by employees. . (b) Clerical amendment The analysis for chapter 141 of title 49, United States Code, is amended by inserting after the item relating to section 14104 the following new item: 14105. Restroom access for drivers. . 3. Restroom access for drayage truck operators (a) In general A terminal operator shall provide a sufficient number of covered restrooms for use by covered drayage truck operators in areas of the terminal that such operators typically have access to. (b) Requirements To be in compliance with subsection (a), a terminal operator shall provide— (1) access to existing restrooms while covered drayage truck operators are on port property and when such access does not pose an obvious safety risk to such truck operators and other employees of the terminal operator in the area; (2) additional restrooms, if necessary, at locations where there is the most need; and (3) a place for covered drayage truck operators to park vehicles while accessing such restrooms. (c) Definitions In this section: (1) Covered drayage truck operator The term covered drayage truck operator means the driver of any in-use on-road vehicle with a gross vehicle weight rating of greater than 33,000 pounds operating on or transgressing through port or intermodal rail yard property for the purpose of loading, unloading, or transporting cargo, including containerized, bulk, or break-bulk goods. (2) Terminal operator The term terminal operator — (A) means the business entity operating a marine terminal for loading and unloading cargo to and from marine vessels