Passengers per hour per direction or passengers per hour in peak direction (PPHPD or p/h/d) is a measure of the capacity of a rapid transit or public transport system.
Read more about Passengers Per Hour Per Direction: Directional Flow
Famous quotes containing the words hour and/or direction:
“We should not say that one man’s hour is worth another man’s hour, but rather that one man during an hour is worth just as much as another man during an hour. Time is everything, man is nothing: he is at the most time’s carcass.”
—Karl Marx (1818–1883)
“As the unity of the modern world becomes increasingly a technological rather than a social affair, the techniques of the arts provide the most valuable means of insight into the real direction of our own collective purposes.”
—Marshall McLuhan (1911–1980)