Junction room
A junction room was a section both in 22nd century buildings and 24th century starships.

In 2154, Travis Mayweather directed Malcolm Reed to a junction room at the United Earth Embassy, which, according to schematics, contained the secondary security bank. ()

In 2376, Captain Kathryn Janeway asked Crewman  where to find junction room 16 on , and he showed her. There, she personally delivered  Crewman Mortimer Harren, who had been assigned to that section, his new assignment to an astronomical survey mission, saying Ensign Culhane would cover his earlier assigned 
duties in the junction room. ()
Spacecraft sections
Building interiors