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Contact details














Greenhalgh Associates

GAAL Limited

Redwood Farm,

Hussell Lane,

Medstead, Hampshire, GU34 5PD, England

tel: +44 (0)1420 561460

fax: +44 (0)1420 561466

email: jg@gaal.co.uk

Marine, Dredging, Reclamation and Offshore

Greenhalgh Associates have particular experience of the contract conditions, risk profiles and payment terms used in civil, marine, dredging, reclamation and offshore works and have been involved with many of the large and challenging international projects that have been executed over the last 15 years.


Greenhalgh Associates are frequently appointed to carry out a contractual, commercial and administrative review of tender documents including:

bulletProject uncertainty matrix (PUM) to identify risks, liabilities and opportunities.
bulletIdentification of countermeasures to quantify, reduce or exclude risks and liabilities.
bulletAssistance with preparation of Tenders / Contractor’s Proposal including drafting of exceptions/ qualifications.

John Greenhalgh is appointed as Quantum Expert on disputes involving civil, marine and dredging works. He is committee member of the Central Dredging Association (British Section) and has recently presented a paper on "Forms of Contract and Methods of Measurement" at the CEDA Maintenance Dredging II conference.

Projects for which Greenhalgh Associates have provided assistance include:

Aghada CCGT power station - Ireland

Moyle Interconnector Project – UK

Al Sharq Package M1 Project, Kuwait

Muuga Coal Terminal – Estonia

Ancol Sea Defence – Indonesia

New Mangalore Port Trust  - India

Berth 207 port of Southampton - UK

Norfra Offshore  Contract – Norway

Bo Nok Power Station – Thailand

North Alsukhna Port Project - Eygpt

Bontang LNG Project, – Indonesia

Odidi-Agg Project – Nigeria

Brighton & Hove Wastewater - UK

Offshore Khuff Gas Fields - U.A.E.

Burbo Offshore Wind Farm – UK

Ok Tedi Mining Limited - New Guinea

Butinge Oil Terminal / Pipeline – Lithuania

Oresund Project – Denmark / Sweden

Cardiff Bay Barrage Contract Claim – UK

Pelabuhan Tanjung Pelepas – Malaysia

Cardiff Bay Barrage Insurance Claim – UK

Penny’s Bay – Hong Kong

Centrica Met Mast Installation Contract - UK

Pertamina Project – Indonesia

Container Terminal – Malaysia

Pinghu Oil & Gas Development – China

Cordova Reclamation – Philippines

Port Louis Harbour – Mauritius

Cork Main Drainage Lough Mahon – Ireland

Port of Cairnryan - Scotland

Dahbol Power Project – India

Port of Cristobal - Panama

Durrat Khaleej – Bahrain

Port Said East Port – Egypt

Extension of Port of Tripoli – Lebanon

Reclamation At Changi East – Singapore

Falcon Submarine Cable System – Uk

Rochester Preparation Engineering Works - UK

Flyde Long Sea Outfall – UK

Sakhalin GBS Tow Project – Russia

Gas Pipeline Project - Singapore

Salalah Port Expansion - Oman

Great Yarmouth Harbour Infrastructure Works - UK

Semen Gresik Tuban – Indonesia

Gwadar Deep Water Port – Pakistan

Shahid Rajaee Port Complex - Iran

Hazira Port Development – India

Sohar Port Dredging – Oman

Hibernia Project – Canada

Sonils Luanda Base Expansion – Angola

Jakarta Int. Container Terminal - Indonesia

Southwold embankment works - UK

Jamuna Bridge – Bangladesh

Terra Nova Chartertime – Canada/Holland

Jetties 3 & 4 – Philippines

Gas Gathering (Ssagg) Project – Nigeria

Johor Power Plant - Malaysia

Umm Al Dalkh Facilities – U.A.E.

Jurong Island Phase 2 & 3 – Singapore

Via Expresso Del Sul – Brazil

Laem Chabang Port Authority – Thailand

West Natuna Gas  - Singapore

Lantau Expressway – Hong Kong

Wimco – Marine LPG Facility – Pakistan

Limerick Tunnel PPP Project - Ireland

Woodside Phase V Dredging  – Australia

LNG Receiving Terminals – Indonesia

Woodside Pipeline Lowering  – Australia

London Gateway Port - UK

Zhao Dong Block Development – China

Map Ta Phut Port Project 2 & 3 – Thailand


Millbay Docks Ro-Ro Improvements - UK


Miri Port Authority Dredging – Sarawak





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