The new ISB network, introduced amid changes to various academic activities and programmes, is designed by a mobility consultant based on simulation software using data from multiple data sources such as commuters’ origin-destination matrices, student timetabling data and Automated Passenger Counting Systems in the ISBs. Stakeholders from affected departments, student faculty clubs and halls & residences were also consulted in the network design.
The new ISB network aims to introduce more efficient clearing of crowds during periods of high demand, with many students rushing to or from classes, bringing about a more comfortable and less crowded ride. Services R1 and R2 will supplement the highly-utilised existing services such as D1, A1 and A2. With both services starting and ending at residential nodes, passengers will be better able to board the service at the en-route stops, as passengers from the start of the route will be alighting. Overall, the resources will be better utilised while giving commuters a better commuting experience.
No. As the travelling needs on campus have changed and Service E has consistently recorded lower utilisation compared to other ISB services, the service will be discontinued with effect from 5 January 2026. The key connectivity between IT, UTown and Raffles Hall will continue to be served by the new services R1 and R2, which will also provide additional improved connectivity.
No, Service BTC and Service L will be integrated as Service P. The key connectivity will continue to be served by the new Service P, which will provide a faster journey between the Bukit Timah Campus and from Kent Ridge Campus.
Services R1 and R2 are supplementary services that share sections with Services A1, A2 and D1 while also providing connections to Kent Vale which typically sees lower demand. The 20-minute frequency enables trips of both R1 and R2 to run during the last 20 minutes of every hour, where demand from cross-faculty classes is typically at its highest.
Due to constraints on road infrastructure, it is not possible for a bus to make a right turn from PGP to PGP Foyer. To help passengers choose their boarding point, schedules for Services R1 and R2 will be made available. Passengers can also refer to the uNivUS app or NextBus app for estimated bus arrival times to decide on their preferred boarding point.
Service R1 connects Museum and UTown with YIH, CLB, LT 13, AS 5 and BIZ 2, for an alternative route to Service D1 towards BIZ 2.
Service R2 connects Opp HSSML, Opp NUSS, Ventus, IT and Opp YIH with UTown, for an alternative route to Service D1 towards UTown while providing better opportunities to board as passengers from PGP will be disembarking.
Passengers taking Service A1 from PGP towards YIH or CLB may also board Service R2 for a faster, shorter ride to IT or Opp YIH.
Passengers taking Service A1 from LT 13, AS 5 or BIZ 2 to PGP may also board Service R1 for a less crowded ride.
Passengers taking Service A2 from IT or Opp YIH to PGP Foyer may also board Service R1 at YIH or CLB, as an additional option to head to PGP.
Passengers taking Service A2 from PGP Foyer towards Ventus may board Service R2 at PGP, as an additional option for a less crowded ride.
While there are no changes to the route of Service D2, frequencies will be adjusted to address the changing needs on campus. The loading of Service D2 will also be alleviated by Services R1 and R2. Passengers heading between PGP and UTown may take Service R1 (from UTown to PGP) and Service R2 (from PGP to UTown) as an alternative option.
Yes, the mobility consultant will be conducting a post-implementation review to assess the effectiveness of the network changes. Bus service schedules may be adjusted based on the demand analysis and stakeholder feedback. Thus, the network will continue to be refined over time.
The original intent of the pre-paid parking tickets is for events and invited guests only. They were extended to staff as a temporary arrangement during the COVID-19 period.
For transition purpose, you may continue to purchase pre-paid tickets up to 30 pieces of pre-paid tickets per month for staff parking from now till 31 Dec 2023.
Yes, the pre-paid parking tickets are valid for one year from the date of purchase.
(1) Monthly Season Parking
Staff who regularly drive to campus may subscribe to monthly season parking at $80 per month for open season parking and $110 per month for covered season parking. To activate the season parking by 1 Jan 2024, please submit your application at https://inetapps.nus.edu.sg/parking/Default.aspx at least 5 working days before date of activation.
(2) Fringe Parking
Staff who drive to campus on ad-hoc basis may register and park at the Fringe Car Parks located at the peripherals of the campus (i.e. Car Park 3 (UCC), Car Park 3A (LKCNHM), Car Park 10B (PGP Residence & Houses)).
The parking rate for Fringe Parking is at $2.57 per entry for parking between 8.30am and 6.00pm on weekdays. The prevailing rate of $0.0214 per minute applies after 6.00pm.
These car parks are well connected to other parts of the campus via the Internal Shuttle Buses.
Staff may register for Fringe Parking at . Please allow 3 working days before date of activation
The Fringe Car Parks are as follows:
| Fringe Carpark | Landmark | Nearest Bus Stops | Bus Services |
| 3 | University Cultural Centre/
Yong Siew Toh Conservatory of Music |
Museum | Service A2, D1, D2, BTC, K
|
| 3A
|
Lee Kong Chian Natural History Museum | Museum | Service A2, D1, D2, BTC, K
|
| 10B
|
Prince George’s Park Residence and Houses | PGP | Service A1, D2, BTC, K
|
| PGP Foyer | Service A2, D2, K |
Yes, pre-paid tickets will still be available for events and invited guest usage. Faculties/Departments may purchase the pre-paid tickets for such purposes with their HOD’s approval as part of the supporting document.
Smart Car Park
The Smart Car Park system aims to enhance the car park user’s experience and operational efficiency by ensuring adequate season and hourly parking provision through dynamic lot optimisation and proactive enforcement using video analytics.
Car Park 6B was chosen for its high utilisation. Prior to the COVID-19 pandemic, CP 6B experienced high parking demand and frequently required car park reservations for high profile events and meetings.
The Smart Car Park system responds to parking demand to dynamically allocate parking lots between season and hourly lots. As such, a parking lot may change its status (i.e. season or hourly) and this will be reflected accordingly using LED indicators above the lots.
Rest assured that there will be adequate provision based on the number of season parking holders.
The Smart Car Park system features cameras facing the lots which aid in proactive enforcement and added security.
Hourly and Season Parking
No, your parking will not be affected. The physical vehicle plate will remain and will not be removed as part of the Smart Car Park system. Your lots will not be used for dynamic lot optimisation.
With the Smart Car Park system, we will not use red or white lots to demarcate season lots and hourly lots. Please refer to the LED indicators above the lots to locate staff covered season parking lots. The LED indicator for staff covered season parking lots will be red.
With the Smart Car Park system, we will not use red or white lots to demarcate season lots and hourly lots. Please refer to the LED indicators above the lots to locate staff open season/hourly parking lots. The LED indicator for staff open season/hourly parking lots will be green.
With the Smart Car Park system, we will not use red or white lots to demarcate season lots and hourly lots. Please advise your visitors to the LED indicators above the lots to locate hourly parking lots. The LED indicator for hourly parking lots will be green.
All the parking lots in the Smart Car Park system will be painted in yellow, as the LED indicator above the lot will be used to determine whether it is a staff covered season or hourly/staff open season parking lot.
A lot with a green LED is available for hourly/staff open season parking (formerly white lots), while a lot with a red LED is available for staff covered season parking (formerly red lots). Lots that are reserved will use a purple LED.
An example of the LED is attached below. The LED indicator will turn off when the lot is occupied.

There will be physical signage in the car park to guide first-time users to park in the correct lots.
Unauthorised Parking
There will be an automated license plate recognition system installed which uses cameras to detect and enforce correct usage of the parking lot. The LED indicator above the lot will blink red if an unauthorised vehicle parks in the lot.
Examples of unauthorised parking that can be detected automatically at the Smart Car Park include hourly users parking in staff covered season lots and staff open season users parking in staff covered season lots. Staff open season parking holders should park at the hourly/staff open season lots (green LED) in CP 6B.
The camera system enables the car park to be continuously monitored, so any unauthorised parking will be detected immediately. When the car park operator is alerted to the unauthorised parking, they can issue an advisory to the user and take action such as wheel-clamping. This proactive monitoring will discourage users from unauthorised parking.
In order to assist users to familiarise themselves with the new Smart Car Park system, we will not take actions such as wheel-clamping for a grace period lasting until 31 January 2023. Instead, during this grace period, advisories will be issued to the user to inform them that they have parked in an unauthorised lot.
Defective LED Indicator / Power Failure
No, as long as the lot is occupied, the classification of the parking lot will not change until the car vacates the lot.
Ad-Hoc Reservation for Meetings/Events
Lots reserved for ad-hoc events and meetings will feature a digital text display above. This text will display the user that the lot is reserved for.
For the pilot trial, up to 9 car park lots can be reserved remotely with digital display reservation for ad-hoc events and meetings. For lot reservation, log in to the e-Services in the Staff Portal, subject to lot availability and approval.
Works
No, the car park will not be closed throughout the installation period. You may continue to park at Car Park 6B during the period of installation.
Installation works are expected to finish by end September 2022. It is envisaged that the Smart Car Park system will be operational from 1 October 2022; as AI technology will be used for the lot optimisation, data collection will take place from October to December 2022 to fine-tune the parking lot arrangement.
To minimise any impact to the car park users during the installation, works be carried out outside office hours, from 7pm to 3am. The contractors will be registered with NUS Campus Security to ensure that only authorised personnel enter the car park during the period of works.
The LED indicator system was tested to be reliable & to last for a long period of time. However, if you have ever encountered a suspected defective LED indicator. Please call and report to our carpark operator at 6775 8241 / 6876 5408 (24 hrs) or email nusparking@resustainability.com.sg.
Under such circumstance, general car park users may park at any vacant lot except the reserved lot with designated vehicle number plate. No enforcement action will be taken during such incident. You may call our carpark operator at 6775 8241 / 6876 5408 (24 hrs) or email nusparking@resustainability.com.sg if need for further assistance.
You can refer to the NUS NextBUS Beta Quick Tutorial Guide to get started!
You can refer to the NUS NextBUS User Guide: Favourites to set Favourites as your homepage!
Bus bunching occurs usually during the peak periods when the frequency and departing times of the buses are very close. The high passenger loading at some bus stops may hold up the first bus and result in the subsequent bus eventually catching up with the first bus.Toggle content goes here, click edit button to change this text.
As the rear door of the bus is equipped with photocell sensor to prevent the door from closing on any passengers, the rear door will remain open until the area is cleared. Passengers are encouraged to avoid standing near the bus doors to reduce the dwelling time at the bus stops.
This is to allow more passengers to board the bus. There are fellow students who are also anxious to board the bus for their lessons/lectures as well.
It is likely be that the bus is already full or students standing near the entrance of the bus have obstructed the side view of the driver. It could also be that another bus is approaching or the driver is looking out for oncoming traffic on the right when trying to exit the bus bay.
Some of our services stop at a bus stop twice within a single trip (ie. heading in two different directions). Passengers are advised to read the Electronic Destination Signage (EDS) on the bus before boarding, to confirm the direction that the bus is heading.
Service C stops twice at UTown; the two directions are “KR Terminal > UTown > FoS” and “FoS > UTown > KR Terminal”.
Service D1 stops twice at COM2; the two directions are “BIZ > UTown” and “UTown > BIZ”.
As UTown is designed to be a green sustainable town that is conducive for students to walk freely around, there is no plan to extend the shuttle bus services within UTown. Due to the narrow single lanes, it will be congested when regular buses travel alongside the RCs. Noise pollution will also arise amidst the quiet RC environment during the peak period and at night too, bearing in mind that the ISB operation starts at 7.15am in the morning and ends at 11.00pm every night. This could cause disturbance to students requiring a restful evening, and especially disturbing during examination times. Extending the ISB within UTown will also lead to longer turnaround or travelling times.
The overall ridership for ISB BTC at current levels does not justify an increase in frequency. The University may end up running empty buses to and from Bukit Timah Campus if the bus frequency is increased.
To ensure orderly and safe boarding and alighting, commuters should board only from the front door and alight from the back door of the bus. Doing so also allows the bus driver manage the occupancy of the bus and prevent it from being uncomfortably packed.
Assistance guide dogs are allowed to accompany visually handicapped commuters on the ISB. Other animals are not allowed on the ISB for hygiene and religious reasons.
Commuters can bring their PMDs and foldable bicycles on the bus by complying with the following guidelines:
+ Size of device must not exceed 120cm by 70 cm by 40cm
+ Device must be folded, switched off (PMDs) and held securely at all times
+ Protruding or dirty parts of the device e.g. wheels must be covered
+ Only one foldable bicycle/PMD is allowed at any time on a bus
+ Wait for the next bus if the current one is crowded
Commuters can bring their prams and strollers on the bus by complying with the following guidelines:
+ Pram/stroller must be placed in designated wheelchair spaces with the brakes/safety restraint applied
+ If the child is not in the pram/stroller, it must be folded
+ Parents/caregivers are fully responsible for the safety of the child when on board the bus, and should hold onto the open pram/stroller throughout the journey
The bus could have been caught in a jam during morning and evening peaks, or when there is any accident or vehicle breakdown. The traffic conditions in and around campus play an important part in determining the bus arrival as campus roads are mostly single lanes and very narrow.
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