辽宁省一级公路中央分隔带护栏研究及应用

Research and Application of Guardrail of Medial Strip of First- class Highway in Liaoning Province

分析了辽宁省一级公路中央分隔带目前存在的问题,介绍了常用的中央分隔带护栏型式及适用条件;结合工程实际,根据道路功能及交通特性,着重介绍了适用于辽宁省一级公路的三种中央分隔带护栏——组合型波形梁护栏、混凝土隔离墩以及隔离护栏。

Existing problems of medial strip of first - class highway in Liaoning province at present are analyzed, and guardrail types and application conditions of commonly - used medial strips are introduced. In combination with engineering practice, according to road function and traffic characteristics, three kinds of guardrails of medial strips that are suitable for first - class highway in Liaoning province like combined wave - form beam guardrail, concrete road barrier and isolation guardrail are introduced emphatically.