A branch drain accepting waste products delivered to it vertically, by gravity, from one or more similar but usually smaller fixtures, and conducting them horizontally to the primary disposal drain.
But this preliminary document is the clearest indication of the Pentagon's thinking about the future of nuclear missiles. In short, the Pentagon plans to replace the Minuteman III ICBM with a new launch rocket, one that would launch from the same silos in Montana and South Dakota where the missiles sit now. However, a new missile does not mean a new warhead.
A data silo is a repository of fixed data that remains under the control of one department and is isolated from the rest of the organization, much like grain in a farm silo is closed off from outside elements. Data silos can have technical or cultural roots. Download this free guide.