FIDIC Adjudicator Details

International Client Manager

Derek  Ross

  Country of residence: United Kingdom

  Citizenship: Irish


Countries with experience

Other countries with experience:

Global regions

  • East Europe
  • West Europe
  • Middle East

Languages spoken

  • English

Construction contract experience

  • Construction Contract, 1st Ed (1999 Red Book)
  • Construction Contract, MDB Harmonised Ed, June 2010
  • Plant & Design-Build Contract, 1st Ed (1999 Yellow Book)

Consultancy contract experience

  • Client-Consultant Agreement (White Book), 4th Ed 2006

Specialist contract experience

  • Dredgers Contract 2nd Ed 2016 (2016 BLUE-GREEN BOOK) ed.1999

CV - Services offered

  • Arbitration
  • Adjudication
  • Mediation
  • Conciliation

Technical expertise

  • Soil Erosion and Irrigation
  • Building - domestic
  • Building - commercial
  • Building - industrial
  • Civil Engineering - Site Investigation
  • Civil Engineering - Foundations and Subsidence/Settlement
  • Civil Engineering - Land Drainage & Dewatering
  • Civil Engineering - River & Flood Control
  • Civil Engineering - Tunnelling and piling
  • Civil Engineering - Retaining Walls
  • Civil Engineering - Dams and reservoirs
  • Coastal engineering
  • Construction law
  • Cost engineering (QS)
  • Environmental issues
  • Geotechnics and foundations
  • Energy & Power - Wind Wave & Tidal Systems
  • Infrastructure, Railways, Bridges
  • Marine and ports
  • Metro railway and stations
  • Road and highways - Planning, Layout and Design
  • Rail - Infrastructure Engineering and Maintenance
  • Rail - Track Engineering and Construction
  • Rock Anchors & grouting Tunnels and Shafts
  • Water - drainage and sewerage
  • Water - Sewerage
  • Water - Sewage Treatment
  • Water - Flooding and Drainage
  • Claims and variations

  • Extension of time
  • Project scheduling
  • Defects
  • Failure investigations

Short summary experiences

I have acted as ICE appointed sole DB member on a €10million roads project in Moldova and have rendered 1 no. decision in respect of the Contractor’s claim for 636 days extension of time, €1.2million for Loss & Expense and refund of delay damages deducted by the Employer_x000D_I have acted as FIDIC appointed member of 2 no. 3-person DABs on a €158million rail project in Romania and have rendered 4 no. Decisions, 2 no. by each board. The Decisions by Board 1 concerned (1) alleged wrongful certification of the measured works account plus interest due at daily varying LIBOR Rates in addition and (2) alleged underpayment of VAT certified and interest payable thereon in addition. The Decisions of Board 2 concerned (1) - (a) Recovery of interest on alleged late payments and (b) the proper application of the price adjustment formula and (2) the valuation of 84 no. disputed items of the variation account._x000D_I have acted as Conciliator on one sewerage scheme dispute of value €7.75million and 3 no. roads project disputes of value €2.1million, €7.25million and €116million. The €2.1million road dispute settled on the second day of the conciliation at the level of my recommendation. The €7.25 million dispute settled 0.5% lower than my recommendation within a fortnight of making my recommendation. The €116million dispute was split into 3 tranches and gave rise to 15 no. recommendations, none of which were accepted at the time they were given. Nonetheless, the parties reached a full and final agreement within 6 weeks of the recommendations being given._x000D_I have acted as mediator of a US$4million dispute in Singapore under the FIDIC 4th edition Client/Consultant Model Services Agreement. This was a mandatory first step before arbitration. Being US$4million apart, the Parties were unable to resolve their differences on the day of the mediation._x000D_I have rendered in excess of 50 Decisions in UK construction adjudications. The most common disputes concern valu

Position and experience

Acredited mediator: Yes
Acredited arbitrator: Yes

Employment status:
Present position: Owner, Layng Ross Construction Disputes Resolution
Previous positions: Senior Consultant, James R Knowles, Construction Contracts, UK, Owner, Layng Ross Construction Contracts Consultants, UK, General Manager, Thew (UK) Ltd, Civil Eng. Contractors, UK, Proj. Manager, Saudi Consulting Services, Consulting Engs., KSA, Freelance Consulting Engineer, Ross & Co., Ireland, Site Manager, IrishEnco Ltd, Civil Eng. Contractors, Ireland, Site Manager, Public Works Ltd, Civil Eng. Contractors, Ireland, Resident Engineer, Arklow Harbour Development, Ireland, Resident Engineer, Roadstone Quarry Development, Ireland, Research Engineer, Arklow Rock Model, Ireland


  • Sole DB Member on Road Project in Moldova
  • DAB Member of 2 no. Railways DAB in Romania
  • Mediator of Mongolian Hotel Dispute under Singapore law
  • Adjudicator of in excess of 50 no. UK construction disputes
  • Civil and Structural Expert on roads and retail centre disputes
  • Quantum expert on UK Harbour Board measured term contract
  • Harbour works
  • piling
  • pipelines
  • underwater blasting & concrete


  • FIEI
  • Fellow of the Institution of Engineers of Ireland
  • FCIArb
  • Fellow of the Chartered Institute of Arbitrators
  • Fellow Chartered Inst. of Civil Engineering Surveyors
  • FDBF
  • Fellow of the Dispute Board Federation

Panel listings

  • FIDIC President's List of Adjudicators
  • Construction Contracts Adjudivation Panel
  • Ireland
  • ICE Adjudicators Panel
  • UK
  • CIArb Adjudicators Panel
  • UK
  • RICS Construction Adjudicators Panel
  • UK
  • ICE Panel of Dispute Board Members
  • UK
  • CIC Panel of Construction Adjudicators
  • UK
  • RMIF Independent Panel of Arbitrators

Qualifications, jurisdiction and discipline

  • BA BAI (Hons)
  • Ireland
  • Civil & Structural Engineering
  • MSc
  • UK
  • Construction Law & Arbitration
  • PhD
  • Ireland
  • Shifting Bed Hydraulic Models
  • CEng
  • Ireland
  • Chartered Engineer
  • CArb
  • UK
  • Chartered Arbitrator
  • DipICArb
  • UK
  • International Commercial Arbitration
  • Accredited Mediator
  • UK
  • Mediation
  • Accredited Conciliator
  • Ireland
  • Concioliation