Source: Tafsir al-Ahlam al-Kabir (Ibn Sirin)
The bridge in a dream represents the world, the path to the Hereafter (Sirat), or a man who connects people. Crossing it indicates salvation from horrors and the removal of worry. Falling from it indicates falling into strife or a loss in worldly life.
Source: Ta'tir al-Anam fi Ta'bir al-Manam (Al-Nabulsi)
The bridge represents a ruler or a scholar from whom people benefit. An unknown bridge represents the world. Whoever sees himself walking on a bridge will gain a high position or travel.
Source: Al-Isharat fi Ilm al-Ibarat (Ibn Shahin)
The bridge is interpreted as wealth, position, and prestige. Crossing it is achieving one's goal. A broken bridge indicates difficulty in matters and disappointment. Building a bridge indicates a good deed that benefits people.