Opportunities and barriers for measuring traffic safety indicators based on vehicle sensor data: A Delphi Study

Current indicators for measuring traffic safety such as fatalities and severe injuries are lagging indicators, meaning that an accident first needs to happen before it can be measured. With the rise of automation in vehicles, the opportunity may arise to measure leading indicators. These can proactively measure traffic safety by measuring...

Collaborative identity in project alliances: improving collaboration through collaborative identity formation

As a result of the high failure costs and many project delays in the construction industry, collaborative contracts emerged in an attempt to improve project performance. The project alliance was one of them. This integrative way of working requires a focus on the human aspects, because people from different organisational cultures are brought...

Circular Economy within Integrated Contracts: A Delphi study into the contractor’s perspective on how circularity is and should be embedded in official tender documents of infrastructural projects

Circular Economy (CE) is proposed as an solution to the problems the world is facing concerning global warming and resource scarcity. The construction industry however struggles with the new concept of CE. Practitioners lack knowledge, experience and examples. Therefore, embedding circularity in the contract may work as a stimulation. The...

Prioritising challenges to develop Mobility as a Service in the Netherlands using a Delphi study

Mobility-as-a-Service (MaaS) is an innovative concept which has the potential to deliver a convenient mobility option to travellers. It provides the supply of multi-modal and demand-driven mobility services which includes custom made travel options with real-time information. This all is shared with the use of a digital platform to the customer....

Early Contractor Involvement in the Netherlands: The potential of ECI in public construction projects

Public construction projects have an image of poor performance, both in the Netherlands and other countries. Too many public projects go over budget and over time. A possible improvement to this poor performance could be Early Contractor Involvement (ECI). ECI literally translates to involving a contractor “early”, which in current practice...