Rail transit engineering vehicle and transfer method

The invention provides a rail transit engineering van and a transferring method, and relates to the technical field of rail transit, the rail transit engineering van comprises a van body, a rotating device and a jacking device, the van body comprises wheels used for making contact with a rail to enable the van body to move along the rail, and the rotating device is connected with the van body to drive the van body to rotate in the horizontal direction; the jacking device is connected with the rotating device and is used for driving the rotating device to move up and down relative to the track, so that the vehicle body is switched between a first position and a second position, the wheels are in contact with the track and the jacking device is separated from the track at the first position, and the wheels are separated from the track and the jacking device is in contact with the track at the second position; therefore, through the cooperation of the jacking device and the rotating device, the rail transit engi