隔离墩 meaning in English

side of the road, side of the verge, hard shoulder
side of the verge

Road safety barriers . cast in place concrete separators and walls . special steel accessories
道路安全隔栏.现场浇注混凝土隔离墩.专用钢制附件
Road safety barriers . in - situ concrete partition walls and low walls . implantation conditions
道路安全隔栏.现场浇注混凝土隔离墩和矮墙.安装条件
Road safety barriers . in - situ concrete partition walls and low walls . specifications and control
道路安全隔栏.现场浇注混凝土隔离墩和矮墙.规范和检验