Following the COVID-19 shock to economies and societies, many countries are renewing infrastructure investment as a stimulus measure. Such investments present an opportunity for governments to address short-term infrastructure challenges through maintenance spending while building resilient and sustainable infrastructure for the future. Infrastructure resilience and maintenance requires a multidimensional approach, considering a range of factors and stakeholders at the local, regional, national and global levels to identify trade-offs among objectives and enable more robust policy choices. Drawing on examples and case studies, this report provides a framework for optimising existing infrastructure assets and building new resilient infrastructure. It also includes strategies for ensuring quality and performance over an asset’s lifecycle.