Unfavorable effects of Aubomobile over 20 & Trailer 120 heavy duty automobiles on existing tunnel roadslab and vertical brace are analyzed.
分析了汽—超2 0、挂— 1 2 0重载汽车作用对既有盾构隧道路面板和支撑带来的不利影响。
2
Plate element is used to simulate tunnel lining, roadslab and vertical brace, and spring element simulate the interaction between soil and tunnel.
文中隧道衬砌、路面板和竖向支撑用板单元模拟，土与隧道的共同作用用土弹簧模拟。
3
In the light of the situation of the cement concrete roadslab breaking, this paper analyzes on the causes of its occurrence, and puts forward some measures for preventing the slab breaking.