Plant for additively manufacturing at least one three-dimensional object , comprising: - at least one process station (3a - 3c) being configured to perform an additive manufacturing process and/or at least one preprocessing process for an additive manufacturing process and/or at least one postprocessing process for an additive manufacturing process, wherein the process station is an apparatus for additively manufacturing at least one three-dimensional object by means of successive layerwise selective irradiation and consolidation of build material layers which can be consolidated by means of being irradiated with at least one energy beam; - at least one conveying device configured to convey a build module , an overflow module , or a dose module between at least two positions (P1, P2) of the plant , the conveying device comprising: -- at least one conveying element , the at least one conveying element being at least partially bound to ground ; -- at least two conveying carriages being connectable or connected with the conveying element so as to be moveable between the at least two positions (P1, P2) of the plant , the at least two conveying carriages comprising at least one supporting interface for supporting the build module , the overflow module , or the dose module , characterized in that the at least two conveying carriages each comprise a coupling interface configured to establish a coupling with at least one further conveying carriage , so as to form a conveying carriage assembly and/or with at least one traction carriage . - at least one process station (3a - 3c) being configured to perform an additive manufacturing process and/or at least one preprocessing process for an additive manufacturing process and/or at least one postprocessing process for an additive manufacturing process, wherein the process station is an apparatus for additively manufacturing at least one three-dimensional object by means of successive layerwise selective irradiation and consolidation of build material layers which can be consolidated by means of being irradiated with at least one energy beam; - at least one conveying device configured to convey a build module , an overflow module , or a dose module between at least two positions (P1, P2) of the plant , the conveying device comprising: -- at least one conveying element , the at least one conveying element being at least partially bound to ground ; -- at least two conveying carriages being connectable or connected with the conveying element so as to be moveable between the at least two positions (P1, P2) of the plant , the at least two conveying carriages comprising at least one supporting interface for supporting the build module , the overflow module , or the dose module , characterized in that the at least two conveying carriages each comprise a coupling interface configured to establish a coupling with at least one further conveying carriage , so as to form a conveying carriage assembly and/or with at least one traction carriage . -- at least one conveying element , the at least one conveying element being at least partially bound to ground ; -- at least two conveying carriages being connectable or connected with the conveying element so as to be moveable between the at least two positions (P1, P2) of the plant , the at least two conveying carriages comprising at least one supporting interface for supporting the build module , the overflow module , or the dose module , characterized in that the at least two conveying carriages each comprise a coupling interface configured to establish a coupling with at least one further conveying carriage , so as to form a conveying carriage assembly and/or with at least one traction carriage . <EOS>