活动钢引桥在河港码头中应用甚广,特别是在斜坡码头和浮码头中,除汽车轮渡外几乎都有活动钢引桥。所谓活动钢引桥即一端搁置在桥墩、桥台或斜坡上,而另一端搁置在趸船上。由于趸船在水位变化、波浪作用以及船舶航行停泊等影响下经常摆动,从而使活动钢引桥受力比较复杂,不少技术问 Active steel approach bridge in the river port wharves is widely used, especially in the ramp wharf and floating wharf, in addition to the car ferry, almost all have active steel approach bridge. The so-called active steel approach bridge that one end resting on the pier, abutment or slope, and the other end on the barge. As the barge under the influence of changes in water level, wave action and the navigation of the ship often swing, so that the active steel approach bridge is more complicated, a lot of technical questions