遮护梁 baffle beam

防撞护梁 fender restraint beam

内侧护梁 inside check beam ; outside guard beam

掩护梁 gob shield ; covering girder ; caving shield ; shield beam

液压支架掩护梁 hydraulic support beam cover

梁护面 girder casing

前沿横护梁 fascia beam

侧撞防护钢梁 side impackt protection system ; SIPS

桥梁养护 maintenance of the bridge