At each accessible entrance to a building or facility, at least one door shall comply with 4.13.

在每个访问一进口或建筑设施，至少一门应遵守联合。

youdao

When developing the Caledonia three years later, developers incorporated a separate building entrance for dogs that opened into a grooming facility, so pets could dry or wash off after snowstorms or muddy days.

WSJ: Where Dogs Rule the Roost

Coincidentally, the gas station-looking building where we were questioned turned out to be an entrance where people working in the facility presumably will have to show their credentials to gain entrance.

FORBES: Surprise Visitors Are Unwelcome At The NSA's Unfinished Utah Spy Center (Especially When They Take Photos)