la viga - beam, rafter, girder, joistSpanish example: Las vigas suelen ser de madera, hierro u hormigón armado.
English example: The beams are customarily made of wood, iron or reinforced concrete.
Source: la viga - beam, rafter, girder, joist (https://www.123teachme.com/spanish_feeds/word_of_the_day/2023/1/23)