deliver on a turnkey basis(Russia's policy for building nuclear power plants in non-nuclear weapons states is to deliver on a turnkey basis, including supply of all fuel and ... Alexander Demidov)
turnkey project(a complete project usually including many major units of plant completed under one overall contract, such as a chemical works or power station complex. Etymology: C20 from use of turnkey in the construction industry to describe the day a job will be completed and the owner able to turn the key in the door. CED Alexander Demidov)
