Abstract: A transport system having a loading frame disposed in or placeable in a cargo area of a transport vehicle and at least one loading floor that is insertable in the loading frame and removable from the loading frame. The loading frame includes posts and floor supports mounted thereon for receiving the loading floor. The transport system includes a locking system having interacting locking elements for securely and releaseably locking the loading floor for transport in the loading frame on the floor supports and/or posts and on each or the loading floor. The loading floor includes a fastening arrangement for at least one cargo securing apparatus for securing cargo to be transported on the loading floor. The cargo can be placed on the loading floor outside of the cargo area and can be fixed by the cargo securing apparatus for transport before the loading floor is placed in the loading frame.