<br>Double footbridge spans the river Spree between Paul-Löbe-Haus (House of representatives of the Bundestag) and Marie-Elisabeth Lüders building (functions of the Parliament, including library and reading room). The lower level is open to the public, the top is reserved only to authorized persons. Architect Stefan Braunfels.<br><br>"Lower bridge" and "Upper bridge" or "the PLH to the MEL" are used as relevant names of the two webs. The name "Jakob Mierscheid bridge" for the upper crossing of the river Spree is an ironic and not officially, since Jakob Mierscheid is a fictional person. The term "Jakob Mierscheid bridge" is like hawked by the Berlin City leaders. "Officialdom" is an also common name for the upper bridge.