《宋史·志·卷三》
客星侵犯，桥梁不修缮；占据此星，水路不通行，船价贵。
客星犯，桥梁不修；守之，水道不通，船贵。
If a guest star attacks, the bridge will not be repaired. If it occupies this constellation, the waterway will be impassable and the price of boats will be high. 