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.
When the Minuteman III retires, the silos and launch facilities at Malmstrom Air Force Base in Montana, which oversees 150 nuclear ICBMs scattered across a 13,800 square miles, will have been buried for 70 years.
DMSP Block 5D-3 Satellite Series. 1  DMSP (Defense Meteorological Satellite Program) is a long-term operational meteorological program of the US DoD (Department of Defense), managed by the USAF and operated by the 6th Satellite Operations Group at Offutt AFB (Air Force Base), Nebraska.