service_238's
Supplementary Services Quiz Part 2
1. How many of S15's buses do S518 on Weekdays? What time do they
depart as S518? (3m)
- 2 (1m)
- 0852hrs (1m)
- 2018hrs (1m)
2. List all bndep buses that do the respective Premium Services and
their parent service. Bonus marks given for stating duty code.
(10m)
- S534 81 SBS 9573 E (18E)
- S535 31 SBS 1971 S (30E)
- S536 30 SBS 9832 H
- S538 12 SBS 9805 L (24S)
- S539 21 SBS 9840 J (38S)
-1m each for rego
-1m each for parent service AND correct premium service
-1m bonus each for duty code.
3. How many S3's buses do S36 on Weekdays? Do any of them do the
full route? State the time the bus(es) do S36 from its starting
point of the route. (4m)
- 2 (1m)
- Yes, one of the two does full route (1m)
- 0816hrs from Changi Airport PTB 1 (1m)
- 0853hrs from Lagoon View (1m)
4. What time does the S31 bus depart as S35 on Weekday mornings?
State all departure times from Bedok Int. (3m)
- 0645hrs, 0801hrs, 0905hrs (1m each)
5. If S10e buses do S10 during S10e's non-operating hours, and
S14e's buses as well, do S30e buses do S30 during the former's
non-operating hours? If yes, state the time(s) it departs Bedok
Int. If no, state the service it does during the non-operating
hours. (2m)
- No (1m)
- S222 (1m)
6. State the Supplementary Services that CT18 buses do when CT18 is
not in operation on Weekdays. (4m)
- 225G 225W 228 229 (1m each)
7. Is there any 222/42 Xover? (3m) (This question is very open
ended)
- If your answer is yes: A S222 bus will do S42 when there's a
breakdown in one of the S42 buses. It happens when the Bedok
timekeeper assigns a S222 driver to do S42.
- If your answer is no: S222 bus does not do S42 according to
timesheet. If it does, only an ad-hoc crossover due to one of the
buses malfunctioning.
Yes or No (1m)
Explanation (2m)
8. How often does a S32 bus do S11 in a week? What time does the
bus do S11 each day? (3m)
- Daily (1m)
- 1100hrs and 1856hrs for 2 trips each (1m each for timing)
9. Is there any xover involving S94 as a parent service? If yes,
state the xover service. (2m)
- Yes (1m)
- 63A (1m)
10. Was there a S60/S94 xover with S60 as the parent service? Is
this xover still in effect now? (2m)
- Yes, it departed PLAB as S94 at 1708hrs (1m)
- No (1m)
Total: 36 marks
Learning more about supplementary services? 
