【摘要】 介绍了水泥混凝土路面增设传力杆构建缩缝传荷体系的必要性,提出了推荐的传力杆长度与直径比例、布设间距等;指出可靠、有效的缩缝传荷体系不仅能够改善面层板和基层的受力状态,而且有利于保持路面的整体使用功能、提高路面的使用耐久性。更多还原

【Abstract】 The necessity of placing the contraction joint transitive load system in cement concrete pavement is introduced,the ratio between length and diameter of dowel bars,setting space etc are proposed.It are presented that contraction joint transitive load system not only improves bearing condition of surface course and base course,but also is beneficial to maintain the whole using function of pavement and enhance the using durability of pavement.更多还原