Many thanks to SWLing Post contributor, Mike Barraclough, who writes:
Photos of the site were posted in December. Mauno Ritola posted in the WRTH Facebook group January 26 that “James Planck informs, that KIMF Battle Mountain NV, USA plans to start operation around 1st April on shortwave. Time will tell, if the plan is realistic.”
Many thanks, Mike, for sharing this info. Note that these Facebook photos are listed as public, so a Facebook account is not needed for viewing.