Environment friendly danger allocation has been confirmed to be on the coronary heart of efficient and environment friendly infrastructure undertaking operation. Whereas most dangers could also be fairly assigned in transport infrastructure initiatives, demand danger stays ambiguous as a result of a number of elements influencing its acceptable allocation. The current analysis is a primary try and introduce indicators as instruments to information contracting events in assigning demand danger. The degree of management, based mostly on infrastructure traits and attributes, describes the potential management over demand an operator could have. The optimum demand danger allocation is seen as an evaluation of the appropriateness of demand danger allocation effected. The indications are constructed following achieved guidelines set by supranational organizations. Moreover, 51 undertaking instances ranging completely different transport infrastructure modes from 19 European nations together with initiatives delivered historically and as Public Personal Partnerships have been used to validate the indications and assess their efficiency. Outcomes present the potential of each indicators to information governments, operators and likewise financiers in appropriately allocating demand danger in transport infrastructure initiatives. This optimality was proven to be associated to extra correct visitors forecasts leading to sustainable transport infrastructure because the undertaking then delivers on its financial, environmental, and social/welfare targets.