Three public officials from the Ulsan region rescued a woman in her 50s who was unable to move after falling between tetrapods while traveling. Tetrapods are square cylinders stacked on the seaward side of breakwaters to effectively reduce the force of large waves.
Three public officials from the Ulsan region rescued a woman in her 50s who was unable to move after falling between tetrapods while traveling. Tetrapods are square cylinders stacked on the seaward side of breakwaters to effectively reduce the force of large waves.