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Stainless steel security doors installed at Portland US Courthouse
koin.com
The barriers are like hinged airplane hangar doors with shielded upper view screens. The estimated cost of the local upgrade was estimated at $4.5 million, including renovations to the main west entry and to employee entrances on the north and side sides of the building.
Just waiting for these to be sidestepped or confounded in some simple and unexpected way.