The invention provides a multifunctional water-permeable manhole cover. The manhole cover comprises a manhole cover seat, an underground lamp, an insulating press rod, a switch cavity, a fixed contactpiece, a movable contact piece, a spring, a pin rod, a
blind hole, a rotating column, a movable rod, a limiting cover, a cleaning
brush and a disc, wherein the underground lamp is arranged on the upper end face of the manhole cover, the movable contact piece is arranged at the lower side of the fixed contact piece, the lower end of the spring is fixed on the lower end face of the inner portion ofthe switch cavity, and the upper end of the insulating press rod is fixed on the lower end face of the manhole cover. According to the design of the multifunctional water-permeable manhole cover, a warning function is added, the pin rod is arranged on the upper end face of the disc, the
blind hole is formed in the lower end face of a manhole cover body, the left end of the movable rod is connected to the upper end of the rotating column, the cleaning
brush is arranged on the lower end face of the movable rod, and the right end of the movable rod is connected with the limiting cover. The multifunctional water-permeable manhole cover has the advantages that the purpose of hiding a cleaning tool is achieved, the aesthetic property is high, the warning function is provided, the stability is good, and the reliability is high.