Railroad tankcars off-loading points at an industrial facility.
Text version Home Index Search Standards Interpretation and Compliance Letters Railroad tankcars off-loading points at an industrial facility. Railroad tankcars off-loading points at an industrial facility. A catwalk of less than 3 feet in length is planned to fill the gap between the edge of the building and the bottom rung of the tankcar's ladder. The gap between the catwalk's edge and the ladder will be less than 12 inches. This is in lieu of the usual swing-out catwalks that most facilities use for walkout at the level of the tankcar lid.