Rectangular windows are usually fitted to enclosed bridges, with heating arrangements to prevent icing up, and with wipers on some of the windows.
Iifestile ejiluxande zidlu ngekufakwa kwibhulerho ejiveliweyo, nezicwangciso zokwenza ibe nebushushu ukuthintela ukuba ibe nokuqinu ibe ngumkence, kwaye kubekhe nezasuli kwezinyo zufestile.