Casillic Profile picture
May 26, 2018 9 tweets 18 min read
Underground Nuclear Testing
A thread covering this document’s content, it has some nice details too!
Note: Two Types of Underground Tests - Shaft and Tunnel, Weapons Development (DOE) vs Effects Testing (DOD), Shafts and drilling
1/n
#underground #nuclear #testing #us #nts
Underground Nuclear Testing
Drilling, Emplacement, Tunnels mining, drilling, blasting
2/n
#underground #nuclear #testing #us #nts
Underground Nuclear Testing
Rotary Head Drilling, Tunnel Boring Machines (15-30 ft/day), tunnels and cavities, HLOS Horizontal Line of Sight Pipe
Note: Check out diagram appears to be locations of Reentry vehicle warheads in cavity
3/n
#underground #nuclear #testing #us #nts
Underground Nuclear Testing
Typical HLOS layout, Tunnels at Area 12,
Marshmallow U16A June 1962 1st LOS,
Diamond Skulls Test Spartan ABM for Radiation Hardness,
Largest HLOS ever conducted
4/n
#underground #nuclear #testing #us #nts
Underground Nuclear Testing
The front end of HLOS,
Hunters Trophy Sept 1992,
Test Chamber
5/n
#underground #nuclear #testing #us #nts
Underground Nuclear Testing
HLOS Sieve,
instrumentation cabling,
Signal Process Alcove,
And oh yes one of infamous Test Participant Certificate
6/n
#underground #nuclear #testing #us #nts
Underground Nuclear Testing
Diamond Fortune Cavity Layout,
Studied close-in airblast flow fields,
Huron King VLOS (vertical line of sight) Effect Test,
Radiation hardness testing new DOD Satellite
7/n
#underground #nuclear #testing #us #nts
Underground Nuclear Testing
Huron King Subsidence Crater
Note: you can still see the test chamber on Google Earth too!
CP - Control Point and War Room
8/n
#underground #nuclear #testing #us #nts
Underground Nuclear Testing
Here is the document this content was from by McDuff
9/9
#underground #nuclear #testing #us #nts
permalink.lanl.gov/object/tr?what…

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1/n
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