Due to road construction, the bus had to re-route to a different street.

re-route 是由前缀 re-（表示"重新"）和动词 route（"规划路线"）组成的复合动词，意思是"重新规划路线"或"改道行驶"。re-route 指因为原路线受阻而不得不改变行驶路线的情况。