During the shuttle era the structures at the Kennedy Space Center Launch Complex 39 pads included a rotating service structure that was moved in place around the shuttle stack for the period of time that the space craft sat on the pad prior to launch, usually several weeks.
Struktur di Kennedy Space Center Launch Complex 39 termasuk struktur pelayanan berputar yang bergerak di tempat di sekitar tumpukan shuttle untuk periode waktu bahwa kerajinan ruang duduk di pad sebelum diluncurkan, biasanya beberapa minggu.