河道桥梁防撞护栏 高速公路两侧隔离护栏

详情描述：

河道桥梁防撞护栏 高速公路两侧隔离护栏

Anti collision guardrail of River Bridge and isolation guardrail on both sides of Expressway
环境和景观要求：

Environmental and landscape requirements:

①钢桥应采用金属梁柱式桥梁护栏；

① Steel bridge should adopt metal beam column bridge guardrail;

②对景观有特殊要求的桥梁宜选择梁柱式桥梁护栏或组合式桥梁护栏；

② For bridges with special landscape requirements, beam column bridge guardrail or combined bridge guardrail should be selected;

③积雪严重的地区，宜采用金属梁柱式或组合式桥梁护栏；

③ Metal beam column type or combined bridge guardrail should be used in areas with severe snow cover;

④为减少桥梁自重、减轻车辆碰撞荷载对桥面板的影响，宜采用金属梁柱式护栏；

④ In order to reduce the self weight of the bridge and reduce the impact of vehicle collision load on the bridge deck, metal beam column guardrail should be used;