通过湖南省龙山茨岩塘至永顺公路（重丘区二级公路）的一座桥梁设计，详细介绍了在山区公路、高速公路部分变宽桥梁设计中如何利用交通运输部装配式桥梁通用图的各项技术指标，以及在桥梁设计过程中如何体现，以供桥梁设计人员参考。%Through the Longshan of Hunan province,rock pond to Yongshun road( high secondary roads)a bridge design,detailed in a moun-tainous area highway,highway widening bridge how to make use of the ministry of transport in the design of prefabricated bridges general figure of the technical indicators,and how they are manifested in the bridge design process,in order to offer reference for the bridge design personnel.
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