Due to road construction, all buses were rerouted to nearby streets.

rerouted 是动词 reroute 的过去分词形式，表示"被重新规划路线"。这个词由前缀 re-（表示"重新"）和 route（路线）组成，字面意思是"重新规划路线"，指改变原本的行驶路线。