The administrative systems below are available to use during the hours listed. Use of the systems is blocked (scheduled block time) for maintenance during all other times.
| Monday | Tuesday, Wednesday, Thursday, Friday | Saturday | Sunday | |
| BGT | midnight–8:00 p.m. | 6:00 a.m.–8:00 p.m. | 6:00 a.m.–midnight | midnight–8:00 a.m.; 10:00 a.m.–midnight |
| FIN | midnight–6:30 p.m. | 6:00 a.m.–6:30 p.m. | 6:00 a.m.–10:00 p.m. | 10:00 a.m.–midnight |
| PAS | midnight–6:30 p.m. | 6:00 a.m.–6:30 p.m. | 6:00 a.m.–midnight | midnight–8:00 a.m.; 10:00 a.m.–midnight |
| SDB* | midnight–midnight | midnight–midnight | midnight–midnight | midnight–8:00 a.m.; 10:00 a.m.–midnight |
Any significant exceptions to the standard hours will be announced through the system in advance.
*SDB comes down for a few minutes each night at roughly 1:30 am.