Different ports have radically different rules. You cannot use a Singapore guide in Rotterdam. Here are the specific PDF resources segmented by region:
For decades, freight train hoppers have maintained this elusive text. It is a detailed set of best practices and logistical maps for riding the rails across the U.S. and Canada. The term "crew change" refers to the brief window when a train’s personnel shifts—a critical moment of opportunity for a rider to board or disembark unnoticed. crew change guide pdf link