girder
US /ˈɡɝː.dɚ/
UK /ˈɡɝː.dɚ/

1.
viga, travessa
a large iron or steel beam or compound structure used for building bridges and the framework of large buildings.
:
•
The construction workers hoisted the massive steel girder into place.
Os trabalhadores da construção içaram a enorme viga de aço para o lugar.
•
The bridge's main support consists of several parallel girders.
O suporte principal da ponte consiste em várias vigas paralelas.