Operated by SBST
| Direction | First bus (wkday) | Last bus | AM peak | AM off-peak | PM peak | PM off-peak |
|---|---|---|---|---|---|---|
| Caldecott Stn Exit 1 → Bef Caldecott Stn Exit 4 | 05:00 | 00:30 | 12 min | 15 min | 12–15 min | 12–15 min |
First/last bus are at the origin stop, weekdays. Frequencies are LTA's scheduled ranges in minutes.