A door assembly and associated components for a dishwashing appliance are provided, wherein the dishwashing appliance includes a tub portion defining a forward access opening. The door assembly is pivotably engaged with the tub portion and cooperates therewith to cover the forward access opening. The door assembly includes an integrally formed and structurally reinforced inner door member, without a separate reinforcement panel. The inner door member includes at least one reinforcing member integrally formed therewith and along a contour thereof so as to provide reinforcement thereof. The dishwashing appliance further includes a covering member configured to encompass a wiring arrangement associated with the inner door member, for protecting the wiring arrangement within the dishwashing appliance. Associated apparatuses and methods are also provided.