Structure of the Meirendi Bank (IMAGE) Proceedings of the National Academy of Sciences Caption (A) Structure of the Meirendi bank with wooden planks still standing upright. (B) The Bianjiashan pier, wooden stakes still were preserved, forming a T shape. Credit PNAS Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.