Mülheimer Bridge scandal: renovation costs explode to 500 million euros!
Renovation of the Mülheim Bridge in Cologne: Costs exploded to 500 million euros, construction time extended to 11 years.

Mülheimer Bridge scandal: renovation costs explode to 500 million euros!
The Mülheim Bridge in Cologne is currently the focus of severe criticism. The extensive renovation, which was originally scheduled to last four years, has now been extended to an incredible eleven years. Again Cologne City Gazette reported, the cost explosion is viewed as a failure of the city administration, both in planning and implementation. Instead of the initially estimated costs of 300 million euros, the total expenditure is now estimated at around 500 million euros, which means an increase of around 200 million euros.
The Mülheim Bridge is not only one of four large urban Rhine bridges, but also a building with history. Parts of the bridge date from 1929, while other sections were rebuilt after the war. It is also a listed building, which makes the renovation even more complicated. The city administration has acknowledged errors in monitoring and identified inadequate preparation as one of the main problems. A “significantly reduced cost risk” is promised here for the north side, which depends on findings from the south side of the bridge.
Rising costs and time delays
In addition to the extended construction period, the dramatic increase in costs is also causing dissatisfaction among Cologne clubs and initiatives. They see the high expenditure as a mockery given the city's strained budget situation. The city administration is faced with a dilemma: canceling the project would waste money that has already been invested.
The poor condition of the bridge became clear during a new assessment, so that the KVB trains 13 and 18, which are still well used today, will probably not be able to travel over the bridge again until mid-September 2025. The bridge's full opening to traffic could be delayed until 2028, raising further questions about planning optimization.
Consequences for urban development
This topic is also in the context of current challenges in urban development, such as those in Urban development report dealt with by the federal government. The focus here is on sustainable development, demographic changes and the infrastructure, which are particularly affected in Cologne due to major projects such as the renovation of the Mülheim Bridge. The city administration is required to not only have a good hand in current projects like this, but also to plan and act more transparently and sustainably in future renovations.
In view of all these challenges, a new honesty and thorough planning for the renovation of further urban Rhine bridges is required. It remains exciting to see how the city administration addresses these issues and whether the trust of Cologne citizens in the construction projects can be regained.