The invention discloses a method, equipment and a system for the emergency access of user equipment. The method includes the following steps: equipment on a core network side receives the attachment request message transmitted by equipment on an accessed network side; the message contains the property information of emergency call and the user plane resource assigned by the equipment on the accessed network side and then the preset information of emergency call QoS and emergency bearing establishment manner are chosen according to the property information of emergency call; the equipment on the core network side which can be accessed under emergency is chosen to send the request information of establishing emergency bearing; the information contains the user plane resource assigned by theequipment on the accessed network side and then the emergency bearing from the equipment on the accessed network side to the equipment on the chosen core network side is established; the equipment onthe accessed network side dispatches the Um resource and the emergency bearing on the Um side is established. The invention can guarantee that any user can get access to the network under any condition in case of emergency.