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.
US drops LARGEST non-nuclear bomb in combat for FIRST time as Trump smashes ISIS. THE United States has dropped a Massive Ordnance Air Blast Bomb â the largest non-nuclear weapon in its arsenal â on an ISIS tunnel target in Afghanistan. The bomb â twice the size of the nuke dropped on Hiroshima â was dropped on Afghanistan's Nangarhar province, the Pentagon has confirmed.