13/09/2026
CPD: Assessment of Prolongation Cost Claims – Additional Site Overheads (Online & In-Person, 9 September 2026)
Sr T T Cheung, BBS, JP
BSc(Hons)(QS), MSc(Arch), JD, FHKIS, FRICS,
FCCEA, R.P.S.(QS), RCE(China), DIF, DRAd,
Accredited Mediator, Adjudicator
Sr Cheung is a Director of Aria & Associates Ltd. and has been practising as expert witness since 2002 involving in over 100 cases in arbitration and litigation. He also acts as mediator, expert determinator and DRAs and lectured in local universities on expert witness, various forms of ADRs, tendering procedures, assessment of variations and contractual claims.
Sr Cheung is the past President of the Hong Kong Institute of Surveyors, the past Chairman of the Surveyors Registration Board, the past Chairman of the Pacific Association of Quantity Surveyors and the past Chairman of the International Cost Engineering Council. He is past chairman of the Tendering Committee of the Hong Kong Housing Authority and Hong Kong West Cluster Tender Board of the Hospital Authority.
In litigation or arbitration, one of the most common head of claim is prolongation cost. In this talk, Sr Cheung shared with us contractual claims, loss/expense claims, prolongation claims, basis of calculation of compensation for prolongation, and the various methods of assessing additional site overheads based on his experience from arbitration and court cases. He also talked about the claim for head office overheads.
Sr Antony Man, Past Chairman of the HKIS QSD, and Sr Betty Lo, Chairperson of the HKIS QSD CPD Sub-Committee cm Council Member presented a souvenir to Sr T T Cheung as a token of appreciation to his contribution.