Case Details
- Citation: [2017] SGHC 189
- Title: Tan Hun Boon v Rui Feng Travel Pte Ltd formerly known as Cheery Travel Pte Ltd & Anor
- Court: High Court of the Republic of Singapore
- Date of Decision: 31 July 2017
- Judge: Pang Khang Chau JC
- Suit Number: Suit No 662 of 2014
- Proceedings: Trial on quantum following interlocutory judgment on liability entered by consent
- Plaintiff/Applicant: Tan Hun Boon
- Defendants/Respondents: (1) Rui Feng Travel Pte Ltd (formerly known as Cheery Travel Pte Ltd) (2) Md Ismail Bin Pungut
- Legal Area: Personal injury; damages; assessment of compensation (including general and special damages)
- Key Topics in Judgment: Pain and suffering; future medical treatment (spinal cord stimulation); prosthesis costs; future transport expenses; loss of earnings and earning capacity; pre-trial loss of earnings; interest
- Judgment Length: 60 pages; 17,906 words
- Hearing Dates: 21, 22, 23 September 2016; 9 November 2016
- Judgment Reserved: 31 July 2017
- Cases Cited (as provided): [1993] SGHC 277; [1997] SGHC 289; [2005] SGHC 168; [2016] SGHC 41; [2017] SGCA 29; [2017] SGHC 189
Summary
This High Court decision concerns the assessment of damages in a personal injury claim arising from a road accident on 23 June 2011. Liability was not in dispute: interlocutory judgment was entered by consent on 10 September 2014 with damages to be assessed. The trial therefore focused exclusively on quantum, with the Plaintiff seeking damages in the region of $2.2 million and the Defendants contending for just over $0.5 million.
The Plaintiff, who stopped his car on the shoulder of the Ayer Rajah Expressway (AYE) to assist a distressed vehicle, was struck when a bus owned by the first Defendant and driven by the second Defendant collided into an EMAS truck parked behind the distressed vehicle, which then caused the distressed vehicle to collide into the Plaintiff. The Plaintiff suffered multiple fractures to his left leg and left hip, ultimately requiring an above-knee amputation and leaving him with severe phantom limb pain and functional limitations.
The court’s analysis addressed a range of contested heads of damages, including the appropriate award for pain and suffering (inclusive of loss of amenities), whether future spinal cord stimulation (SCS) treatment should be compensated, the cost of everyday prostheses, future transport expenses for follow-up treatment, and both pre-trial and future losses relating to earnings and earning capacity. The judgment is notable for its structured approach to quantification, including the use of multipliers and cross-checking against precedent, and for its insistence on avoiding “double-counting” when pain-related awards already incorporate the same underlying suffering.
What Were the Facts of This Case?
On 23 June 2011, the Plaintiff stopped his car along the shoulder of the Ayer Rajah Expressway (AYE) to assist a distressed vehicle. After helping to change a flat tyre on that vehicle, he walked back towards his own car, which was parked in front of the distressed vehicle. At that moment, a bus owned by the first Defendant and driven by its employee, the second Defendant, collided into an EMAS truck parked behind the distressed vehicle. The EMAS truck then collided into the distressed vehicle, which in turn collided into the Plaintiff.
As a result of the collision, the Plaintiff sustained multiple fractures to his left leg and a fractured left hip. The injuries were severe enough that he underwent an above-knee amputation. After the amputation, he developed severe phantom limb pain. The evidence described a persistent pain syndrome requiring high doses of pain medication, with incomplete relief and significant effects on concentration, fatigue, and sleep.
Following the accident, the Plaintiff’s medical course included emergency surgery at the National University Hospital (NUH), followed by further surgery for wound exploration and debridement. He remained in hospital for 11 days and was fitted with a prosthesis only in May 2012, almost a year after the injury, after the hip fracture healed. Before that, he ambulated with crutches. He also underwent 27 sessions of physiotherapy between 19 August 2011 and 1 July 2013, and later had additional procedures including stump revision surgery in 2013 due to a bone spur affecting the fit of his prosthesis, as well as replacement of the prosthetic socket.
By the time of trial on quantum, the Plaintiff’s condition had resulted in ongoing functional impairment. He walked with a noticeable limp and testified that he could not run, squat, or kneel. He also described pain in the lower back and left groin if he walked long distances, and occasional pain in the right knee due to compensating for the loss of the left limb. The Defendants did not dispute liability, and the case proceeded to trial solely on the appropriate measure of damages.
What Were the Key Legal Issues?
The central legal issue was how to assess damages for personal injury in a manner that is both compensatory and principled. Although liability was conceded, the parties disagreed on the quantum of damages across multiple heads, including general damages for pain and suffering, special damages for past losses, and future losses for medical treatment and functional needs.
Several specific issues arose. First, the court had to determine the appropriate award for pain and suffering, including whether separate awards should be made for distinct injury components (such as abdominal injury) and how to quantify the impact of phantom limb pain alongside the consequences of an above-knee amputation.
Second, the court had to decide whether future spinal cord stimulation (SCS) treatment should be compensated. This required assessing whether the Plaintiff intended to undergo SCS and whether it would be reasonable to award the cost given the uncertainties and variables involved in such treatment.
Third, the court had to quantify future prosthesis-related costs and future transport expenses for follow-up treatment. Finally, it had to assess loss of earnings and/or loss of earning capacity, including whether and how to apply multipliers and deductions for reasonable expenses, and how to treat pre-trial earnings evidence.
How Did the Court Analyse the Issues?
The court began by identifying which heads of damages were undisputed. The parties agreed on certain items, including general damages for future medical consultations and pain medication, general damages for future costs of waterproof prosthesis, and special damages for pre-trial medical expenses. They also agreed on special damages for pre-trial counselling expenses. The contested issues therefore focused on the remaining heads, particularly pain and suffering, future SCS treatment, everyday prosthesis costs, transport expenses, and earnings-related losses.
On pain and suffering, the court considered the nature and severity of the Plaintiff’s injuries. The Plaintiff claimed $130,000 for left lower leg injuries and $25,000 for left hip/upper left leg injury, plus $2,000 for abdominal injury. The Defendants proposed a global award of $120,000 for the left leg and hip injuries and argued that no separate award should be made for abdominal injury. The court’s approach reflects a common principle in personal injury damages: while injuries may be described in categories, the award must ultimately reflect the overall pain and suffering rather than artificially segmenting the same suffering into multiple overlapping sums.
In relation to the left leg and hip injuries, the court examined the medical narrative: the Plaintiff’s fractures led to an above-knee amputation because blood flow to the foot could not be detected. The Plaintiff’s subsequent phantom limb pain was described as severe and persistent, requiring high doses of medication with incomplete relief. The Defendants’ orthopaedic expert, Dr Sarbjit Singh, also gave evidence that the Plaintiff had developed moderate osteoarthritis in the left hip and that it was likely to worsen over time, particularly because hip joint fractures predispose to osteoarthritis and because weight-bearing through the prosthesis would aggravate it.
The Defendants’ global quantification for pain and suffering relied on precedent awards, including Rahman Lutfar (above-knee amputation without phantom limb pain) and Kenneth Quek (below-knee amputation with phantom limb pain). The Plaintiff accepted the relevance of these cases but argued that the above-knee amputation plus phantom limb pain warranted a higher figure than the Defendants’ starting point. The court agreed that the Defendants’ $80,000 component for lower limb injuries was inadequate, but it rejected the Plaintiff’s method of simply adding a separate phantom limb pain amount on top of an award that already captured severe chronic pain. The court emphasised the risk of double-counting: where an award already reflects the severity of chronic pain, adding another sum for the same pain experience would overcompensate.
The court also addressed the Plaintiff’s reliance on Mei Yue Lan Margaret v Raffles City (Pte) Ltd, where a substantial award was made for pain and suffering in a case involving reflex sympathetic dystrophy and spinal cord simulator implantation. The Plaintiff argued that the court should award a composite sum reflecting both the amputation-related suffering and an additional amount for phantom limb pain. The court’s reasoning indicates that while precedent can guide the quantum, the factual matrix matters: the underlying pain mechanisms and the extent to which the precedent award already incorporated the relevant suffering must be carefully analysed. The court therefore treated Mei Yue Lan Margaret as a reference point but not as a mechanical template for additive awards.
On future spinal cord stimulation (SCS), the court considered two linked questions: whether the Plaintiff intended to undergo SCS, and whether it would be unreasonable to compensate the Plaintiff for SCS given the variables involved. The analysis reflects a well-established damages principle: future medical expenses are recoverable only if they are reasonably necessary and not too speculative. The court’s focus on intention and reasonableness suggests it required more than theoretical possibility; it needed evidence that SCS was likely to be pursued and that awarding its costs would be fair in light of uncertainties.
On everyday prosthesis costs, the court considered the appropriate type of prosthesis and the frequency and cost of replacement. The judgment indicates that the parties’ positions evolved: the Defendants’ opening statement and trial position differed from their closing submissions. The court therefore had to determine which prosthesis type should be compensated and whether the Plaintiff’s evidence supported the claimed replacement costs. This is a practical damages issue: prosthetic devices are not one-off purchases, and the award must reflect realistic replacement cycles and the Plaintiff’s functional needs.
For future transport expenses, the court assessed the costs of travel for follow-up treatment. This head of damages typically depends on the expected frequency of appointments and the Plaintiff’s mobility limitations. The court’s reasoning also shows that transport expenses are not automatically awarded at the claimed level; they must be supported by evidence and tied to the medical plan and likely treatment trajectory.
For loss of earnings and loss of earning capacity, the court applied structured quantification methods. It addressed pre-trial loss of earnings from 2012 to 2015 and considered the relevance of the Plaintiff’s earnings from Star Bamboo (S) Pte Ltd. It also considered whether deductions should be made for “reasonable expenses” in calculating net loss. The court then turned to future loss, including the choice between awarding loss of future earnings (LFE) and/or loss of earning capacity (LEC), and the derivation of multipliers and multiplicands.
Notably, the court used a multiplier approach and described steps including: (1) determining life expectancy and “remaining living years”; (2) deriving the multiplier under an arithmetic approach; (3) cross-checking the derived multiplier with past precedents; and (4) concluding on the applicable multiplier. This demonstrates the court’s commitment to both mathematical discipline and legal consistency with established authority. The court also revisited the award for pre-trial loss of earnings, indicating that it ensured coherence between past and future components rather than treating each head in isolation.
What Was the Outcome?
The court ultimately assessed damages on the contested heads, after applying the principles described above to each category of loss. While the extract provided does not include the final numerical totals, the structure of the judgment indicates that the court made specific findings on (i) the appropriate global award for pain and suffering; (ii) whether and to what extent future SCS costs were recoverable; (iii) the appropriate prosthesis-related awards; (iv) future transport expenses; and (v) the correct approach to pre-trial and future earnings-related losses, including the use of multipliers and deductions.
Practically, the outcome would have narrowed the gap between the Plaintiff’s claimed damages of approximately $2.2 million and the Defendants’ position of just over $0.5 million by accepting some of the Plaintiff’s evidence (particularly on the inadequacy of the Defendants’ pain and suffering starting point) while rejecting or reducing other claims where the court found them speculative, unreasonable, or subject to double-counting.
Why Does This Case Matter?
Tan Hun Boon v Rui Feng Travel Pte Ltd is significant for practitioners because it provides a detailed example of how Singapore courts approach quantum in complex personal injury cases involving amputation, chronic pain syndromes, and uncertain future medical interventions. The judgment demonstrates that even where liability is conceded, the assessment of damages can be highly contested and requires careful evidential support for each head of claim.
From a doctrinal perspective, the case illustrates several recurring themes in Singapore personal injury damages law. First, it reinforces the prohibition on double-counting: where a general damages award already reflects the severity of chronic pain, courts will be cautious about adding separate sums that effectively compensate the same pain experience again. Second, it shows the court’s insistence that future medical expenses, such as SCS, must be grounded in reasonable necessity and likelihood, not mere possibility.
For lawyers and law students, the judgment is also useful as a practical guide to quantification methodology. The multiplier framework for loss of earning capacity and related calculations is presented in a structured manner, including cross-checking against precedent. This is valuable for litigators preparing submissions on future losses, as it shows how courts reconcile arithmetic derivation with consistency with earlier awards.
Legislation Referenced
- (Not specified in the provided extract.)
Cases Cited
- [1993] SGHC 277
- [1997] SGHC 289
- [2005] SGHC 168
- [2016] SGHC 41
- [2017] SGCA 29
- [2017] SGHC 189
Source Documents
This article analyses [2017] SGHC 189 for legal research and educational purposes. It does not constitute legal advice. Readers should consult the full judgment for the Court's complete reasoning.