To accommodate the expansion and contraction of the concrete deck, each column splits into two thinner, more flexible columns below the roadway, forming an A-frame above deck level.

为了应对混凝土桥面的伸缩，立柱自路面以下被分为两根外形更纤细、柔韧性更高的柱体，桥面以上形成一个A形框架。