this assessment section includes impacts on security severance townscape accessibility in the meaning of usability of the transport system for people with physical and hidden disabilities affordability etc it is important to note that nonmonetised impacts require the most work and research for improving methodologies in order to better link these impacts to decisionmaking this is important for not only essentially influencing whether the investment goes to particular scheme but also to serve as a basis for the adjustment of the scheme design while improving methodologies for monetising accessibility benefits may help with this in some cases in others monetary valuation of accessibility gains for instance when analysing distributional and spatial impacts may be unnecessary as a sole outcome ratio such as the bcr could be hiding relevant effects