Suppliers and transport service providers are key parties in the construction supply chain, and their respective roles when employing a construction logistics setup based on third-party logistics are investigated. The use of construction logistics setups is an ongoing trend for large and complex construction projects and previous research has mainly focussed on the downstream actors. The purpose is to explore how suppliers and transport service providers in the construction supply chain are affected by the use of dedicated and project-specific construction logistics setups outsourced to third-party logistics providers in construction projects. The upstream actors attitudes towards and experienced effects from construction logistics setups o...