Technology advisory services in support of a European consortium engaged in a dispute relating to the commissioning of an open road tolling project in Southern Africa. Operating under the FIDIC Gold Book Conditions of Contract for Design, Build and Operate (DBO) projects, the dispute arose over the impact of delay and allegations of the Employer failing to discharge its operational obligations. Assessed fitness for purpose relative to expected KPIs and assumptions, system scalability and performance tuning for the future.