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Bell Schedules
Columbia High School operates on a 5 Period Day / Trimester schedule. Most days classes run from 8:15 am to 3:10 pm (see Regular Schedule below), but there are a variety of other bell schedules used from time to time during the year, including Early Release schedules (used most Wednesdays), a 12:05 Release (used before some holidays and on parent-teacher conference days), a 2-Hour Late start (used due to inclement weather) and an Assembly Schedule (used when school-wide events are planned during a regular schedule day).
Description / Period | Start Time | End Time | Length |
---|---|---|---|
1st Period | 8:15 AM | 9:27 AM | 72 min |
2nd Period | 9:32 AM | 10:44 AM | 72 min |
3rd Period | 10:54 AM | 12:06 PM | 72 min |
Lunch | 12:06 PM | 12:41 PM | 35 min |
4th Period | 12:41 PM | 1:53 PM | 72 min |
5th Period | 1:58 PM | 3:10 PM | 72 min |
Description / Period | Start Time | End Time | Length |
---|---|---|---|
1st Period | 8:15 AM | 9:02 AM | 47 min |
2nd Period | 9:07 AM | 9:54 AM | 47 min |
Advisory | 9:59 AM | 10:29 AM | 30 min |
3rd Period | 10:39 AM | 11:26 AM | 47 min |
Lunch | 11:26 AM | 12:01 PM | 35 min |
4th Period | 12:01 PM | 12:48 PM | 47 min |
5th Period | 12:53 PM | 1:40 PM | 47 min |
Description / Period | Start Time | End Time | Length |
---|---|---|---|
1st Period | 8:15 AM | 8:57 AM | 42 min |
2nd Period | 9:02 AM | 9:44 AM | 42 min |
3rd Period | 9:49 AM | 10:31 AM | 42 min |
4th Period | 10:36 AM | 11:18 AM | 42 min |
5th Period | 11:23 AM | 12:05 PM | 42 min |
Description / Period | Start Time | End Time | Length |
---|---|---|---|
1st Period | 10:15 AM | 11:04 AM | 49 min |
2nd Period | 11:09 AM | 11:58 AM | 49 min |
Lunch | 11:58 AM | 12:33 PM | 35 min |
3rd Period | 12:33 PM | 1:22 PM | 49 min |
4th Period | 1:27 PM | 2:16 PM | 49 min |
5th Period | 2:21 PM | 3:10 PM | 49 min |
Description / Period | Start Time | End Time | Length |
---|---|---|---|
1st Period | 8:15 AM | 9:21 AM | 66 min |
2nd Period | 9:26 AM | 10:32 AM | 66 min |
Assembly | 10:32 AM | 11:02 AM | 30 min |
3rd Period | 11:12 AM | 12:18 PM | 66 min |
Lunch | 12:18 PM | 12:53 PM | 35 min |
4th Period | 12:53 PM | 1:59 PM | 66 min |
5th period | 2:04 PM | 3:10 PM | 66 min |