Case Details
- Citation: [2021] SGHC 44
- Title: Ting Jun Heng v Yap Kok Hua and another
- Court: High Court of the Republic of Singapore
- Date of Decision: 25 February 2021
- Case Number: Suit No 307 of 2019
- Tribunal/Court: High Court
- Coram: Aedit Abdullah J
- Judge: Aedit Abdullah J
- Plaintiff/Applicant: Ting Jun Heng
- Defendant/Respondent: Yap Kok Hua and another
- Parties (as stated): Ting Jun Heng — Yap Kok Hua — Ng Li Ning
- Procedural posture: Appeal by the second defendant against the court’s findings on liability in the liability phase (damages to be determined later)
- Legal Areas: Tort — Negligence; Damages — Computation; Damages — Contributory negligence
- Statutes Referenced: Civil Law Act; Contributory Negligence and Personal Injuries Act; Evidence Act
- Evidence/Expert evidence: Expert opinions on vehicle speed and collision dynamics; admissibility and qualification of experts under the Evidence Act
- Counsel for Plaintiff: Ramasamy s/o Karuppan Chettiar (Central Chambers Law Corporation)
- Counsel for First Defendant: Teo Weng Kie, Shahira Binte Mohd Anuar (Tan Kok Quan Partnership)
- Counsel for Second Defendant: Wee Anthony and Fendrick Koh (United Legal Alliance LLC)
- Judgment length: 18 pages, 8,144 words
- Key issues: (1) Apportionment of liability between two negligent drivers; (2) whether the plaintiff was contributorily negligent for not wearing a seatbelt
Summary
This High Court decision concerns a road traffic collision at a junction involving two vehicles: a taxi turning right across oncoming traffic and another vehicle proceeding straight through the junction. The plaintiff, a passenger in the taxi, sued both drivers in negligence. The trial proceeded in phases, and the present judgment addressed liability only, with damages to be determined subsequently.
The court found that the first defendant (the taxi driver) was primarily responsible for the collision due to a failure to keep a proper lookout and to exercise prudent judgment when executing a discretionary right turn. The second defendant (the driver proceeding straight) was also found negligent, principally because he was speeding and did not keep a proper lookout. The court apportioned liability at 65% to the first defendant and 35% to the second defendant.
On the plaintiff’s contributory negligence, the court rejected the argument that the plaintiff failed to wear a seatbelt. It held that, on the evidence before it, the plaintiff had worn his seatbelt. Accordingly, there was no reduction of damages on the basis of contributory negligence.
What Were the Facts of This Case?
On the evening of 19 April 2018, the plaintiff, together with three fellow passengers, took a taxi driven by the first defendant from Clementi Mall to the National University of Singapore (“NUS”). The taxi stopped at the junction between Commonwealth Avenue West and Clementi Road to turn right onto Clementi Road towards the Ayer Rajah Expressway. The material traffic conditions permitted a discretionary right turn at the time, meaning the taxi driver had to decide whether it was safe to turn across oncoming traffic.
At the junction, the taxi was positioned in one of two right-turning lanes before moving into its turning pocket. When the vehicle to the taxi’s left (referred to as the “Unknown Vehicle”) moved to execute the discretionary right turn, the first defendant also chose to make the turn. The collision occurred when the taxi was struck by the second defendant’s vehicle, which was travelling straight through the junction. The second defendant’s vehicle was found to be travelling above the speed limit of 70 km/h, and the traffic lights were in the second defendant’s favour.
Although the second defendant had seen the Unknown Vehicle making the turn, the court found that he did not see the taxi next to that Unknown Vehicle until it was too late. Tragically, one passenger in the taxi died, while the plaintiff and two other passengers were injured. The first defendant faced criminal charges, including an offence under Rule 5 of the Road Traffic (Motor Vehicles, Wearing of Seat Belts) Rules 2011 (S 688/2011) for failing to ensure rear seat passengers were belted up. The first defendant pleaded guilty to some charges, with other charges including the seat belt offence taken into consideration for sentencing.
In the civil proceedings, the plaintiff claimed damages against both defendants for negligence in driving their vehicles. The trial before Aedit Abdullah J was limited to liability, with the quantum of damages to be determined later. The parties relied on witness testimony and, importantly, video evidence from multiple sources. The central factual dispute concerned the degree of care exercised by the second defendant, particularly his speed and lookout. A secondary dispute concerned whether the plaintiff was wearing a seatbelt at the time of the accident.
What Were the Key Legal Issues?
The court identified two primary legal issues. First, it had to determine the respective liabilities of the two defendants, with particular focus on the experts’ opinions regarding the second defendant’s speed up to and at the point of collision. The apportionment question required the court to weigh the actions and omissions of both drivers and decide how blame should be distributed between them.
Second, the court had to decide whether the plaintiff was contributorily negligent for failing to wear his seatbelt. This issue mattered because contributory negligence can reduce damages under the relevant statutory framework. The plaintiff’s position was that he had worn his seatbelt, while the defendants argued that it had not been proven that he was wearing one.
Although the case involved negligence and damages, the liability phase necessarily required the court to consider both the drivers’ conduct and the plaintiff’s own safety measures. The court’s findings on these issues would directly affect whether damages would be reduced and how liability would be apportioned between the defendants.
How Did the Court Analyse the Issues?
On the first defendant’s liability, the court emphasised that a greater degree of responsibility lay with the taxi driver. The first defendant was executing a discretionary right turn when the traffic lights were in favour of oncoming traffic. In such circumstances, priority lay with vehicles going straight. Accordingly, it was incumbent upon the first defendant to keep a proper lookout and to exercise prudent judgment before turning. If there was any doubt about whether it was safe to turn, the first defendant should have waited for oncoming traffic to clear or waited for a right turn green arrow to appear.
The court found that the first defendant failed to do so. Instead of independently assessing whether it was safe to turn, he followed the Unknown Vehicle next to him. The court inferred want of due care from the video evidence showing the movement of the relevant vehicles. While the second defendant’s speeding was relevant, the court held that the primary responsibility for the collision could not be laid at the second defendant’s door. The first defendant’s failure to keep a proper lookout and to make a cautious decision to turn was treated as the dominant cause.
Turning to the second defendant’s liability, the court focused on two main factors: the degree to which he exercised a proper lookout and the speed at which he was travelling. The court accepted that the second defendant was speeding. The second defendant did not dispute that he had been travelling over the speed limit. The court nonetheless made an express finding on speed, because speed and lookout are central to assessing negligence and apportionment.
To determine the second defendant’s speed, the court considered expert evidence. Two experts gave differing estimates based on different methodologies. The first defendant’s expert used momentum exchange calculations and concluded that the second defendant was driving at approximately 88 to 93 km/h, in excess of the speed limit. The first defendant argued that momentum exchange calculations were preferable to video analysis because the video footage had limitations: low frame rate, poor contrast, fish-eye distortion, and the small apparent size of the second defendant’s vehicle at some points, which made it difficult to determine precisely when impact occurred.
The second defendant’s expert analysed video footage from one source and estimated a speed between 74 and 87 km/h. After being provided with a video recorded by cameras maintained by the Land Transport Authority, the expert concluded that the average speed up to impact was about 82 km/h. The second defendant submitted that the court need not choose between the differing expert opinions for apportionment because the difference was not large and it was undisputed that he was above the speed limit. However, if the court had to decide, the second defendant argued that the second defendant’s expert’s opinion should be preferred, pointing to alleged weaknesses in the first defendant’s expert’s assumptions and reliance on third-party data, including a forensic map not supported by evidence from its creator.
In its analysis, the court accepted that either method could yield a credible and reliable opinion, but it still made an express finding for the record. The court’s approach reflects a common judicial method in collision cases: where expert methodologies differ, the court evaluates the reliability of assumptions, the evidential basis for inputs (such as maps and friction coefficients), and the coherence of the conclusions with the overall factual matrix, including the video evidence and the mechanics of the collision.
Ultimately, the court’s apportionment did not treat speeding alone as determinative. Instead, it assessed the second defendant’s overall negligence as a combination of speeding and failure to keep a proper lookout. The court’s reasoning indicates that even though the second defendant had the traffic lights in his favour, he still had a duty to maintain vigilance and to anticipate the possibility of vehicles turning across his path. The court found that he did not see the taxi until it was too late, which supported a finding of negligence.
On contributory negligence, the court addressed the seatbelt issue directly. The defendants argued that the plaintiff failed to wear his seatbelt, and therefore should bear contributory negligence. The plaintiff’s position was that he had worn his seatbelt. The court found that there was no contributory negligence on the plaintiff. It held that, based on the evidence before it, the plaintiff had worn his seatbelt. This finding meant that the plaintiff’s damages would not be reduced for contributory negligence.
What Was the Outcome?
The court apportioned liability between the defendants at 65% for the first defendant and 35% for the second defendant. This allocation reflected the court’s view that the first defendant’s failure to keep a proper lookout and to exercise prudent judgment when executing a discretionary right turn was the dominant cause of the collision, while the second defendant’s speeding and failure to keep a proper lookout contributed materially to the harm.
In addition, the court found no contributory negligence by the plaintiff because it was satisfied that the plaintiff had worn his seatbelt. The practical effect was that, when damages were later assessed, there would be no reduction attributable to the plaintiff’s alleged failure to wear a seatbelt.
Why Does This Case Matter?
This case is significant for practitioners because it illustrates how Singapore courts approach apportionment in multi-cause road traffic collisions, particularly where one driver is executing a discretionary turn across oncoming traffic while another driver proceeds straight under favourable traffic signals. The decision underscores that traffic light priority does not eliminate the duty of care owed by a driver proceeding straight; a driver must still keep a proper lookout and adjust driving to foreseeable hazards.
For negligence analysis, the judgment demonstrates the court’s willingness to weigh both speed and lookout as separate but interacting components of fault. Even where speeding is established, the court may still attribute greater responsibility to the turning driver if the turning driver failed to make a safe decision or failed to keep a proper lookout. This is useful for litigators preparing liability arguments and for students learning how causation and blameworthiness are operationalised in apportionment.
On contributory negligence, the case is also instructive. The court’s finding of no contributory negligence on the seatbelt issue shows that defendants cannot rely on mere assertions that seatbelts were not worn; they must prove the relevant facts on the balance of probabilities. Where evidence supports that the plaintiff was belted, the court will not reduce damages. This has practical implications for how parties should marshal evidence on seatbelt use, including witness testimony, documentary evidence, and any relevant physical or video evidence.
Legislation Referenced
- Civil Law Act
- Contributory Negligence and Personal Injuries Act
- Evidence Act (Cap 97, 1997 Rev Ed), including provisions on expert evidence (notably Section 47(2))
- Road Traffic (Motor Vehicles, Wearing of Seat Belts) Rules 2011 (S 688/2011), Rule 5
Cases Cited
- [2015] SGCA 15
- [2015] SGCA 38
- [2016] SGCA 16
- [2021] SGHC 44
Source Documents
This article analyses [2021] SGHC 44 for legal research and educational purposes. It does not constitute legal advice. Readers should consult the full judgment for the Court's complete reasoning.