The new electronic signalbox (elektronisches Stellwerk, ESTW) in Düren at
the end of the upgraded line from Cologne
(<a href="http://www-users.rwth-aachen.de/christoph.schmitz2/strecke/strecke.html">ABS 4</a>)
seen from the north side on 19 July 2002. Now that the walls are painted, it is
nearly impossible to see that this building consists of containers.
<p>
Digital photo by
<a href="http://www-users.rwth-aachen.de/christoph.schmitz2/index.html">Christoph
Schmitz</a>