Modern gangways are far more than simple access bridges—they are precision-engineered systems designed to operate safely in one of the most dynamic environments on Earth. At their core, gangways must continuously compensate for relative motion between two bodies: a vessel and a fixed or floating structure. This includes heave (vertical motion), pitch (tilting forward/back), roll (side-to-side rotation), and surge (horizontal drift). Advanced gangways integrate active motion compensation (AMC) systems using hydraulic actuators, sensors, and real-time control algorithms to stabilize the walkway even in rough sea states. Materials play a critical role. High-strength aluminum alloys and corrosion-resistant steels are commonly used to balance weight, durability, and fatigue resistance under cyclic loading. Structural design must account for repeated stress cycles, saltwater corrosion, and thermal expansion—all while maintaining strict safety margins defined by international maritime stand...