What has no head but has a throat and breathes fire?
Snow doesn't adhere well to these granite slabs so Caltrans engineers hired technology from a French company to help with controlling snow build up in this area above Hwy 50 by installing 11 of these devices that use 2/3 oxygen and 1/3 propane.
The cache is not implicated in the GasX system or near the vent. Best to approach from above (from the west) to avoid cliffs.