Container and building process for building a container building of this type

Building container with a first container (12) and a second container (14) which are installed parallel to each other to form a common space cell (39) along a longitudinal direction (36) and are joined together wherein the first container (12) having a first open longitudinal side (16a) and the second container (14) has a second open longitudinal side (18a), which are aligned parallel to each other and point each other, in wherein the two containers (12, 14) are arranged spaced apart such that is between them an interspace (38) and wherein for the formation of a continuous surface of the inner bottom (40) of the common spatial cell (39) in the interspace (38) a bottom element (42), which extends in longitudinal direction (36), as connecting member, characterized is arranged that the base element (42 is provided a drainage channel (50) extien of essentially parallel to the longitudinal direction (36).