For any major civil engineering project in any location to prove successful, it should be governed by the terms and conditions agreed by the two main parties concerned - the Employer and the Contractor. Acceptance of the FIDEC conditions of contract for civil engineering construction fourth edition provides a positive basis for the completion of works on time, within budget and to the best standards of quality. This digest provides a clear explanation of the new fourth adition of the FIDIC Conditions and of the impact of the changes and innovations on the well-established third adition. As such, it enables forecasts to be made on acivil engineering practices for both practitioners and students.