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Abstract: The geo-uncertainty of underground projects most often leads to differences between foreseen and encountered geo-conditions. Dealing with this uncertainty is a major challenge as it often raises claims and complex contractual problems mostly related to the construction programme. Over the last years, contract management tools have been developed in order to manage this risk. One of the key...
Abstract: The FIDIC Emerald Book has been drafted with the aim of providing fair and balanced contracts for the underground industry. The excavation and lining works of a tunnel depend on the geological/geotechnical situation, which will be encountered during the execution. It is not possible to estimate the required quantities for the support beforehand and remuneration of the Contractor needs to be...
Abstract: The FIDIC Emerald Book has been drafted with the aim of providing fair and balanced contracts for the underground industry. The excavation and lining works of a tunnel depend on the geological/geotechnical situation, which will be encountered during the execution. It is not possible to estimate the required quantities for the support beforehand and remuneration of the Contractor needs to be...
Abstract: The new FIDIC-ITA Form of Contract for Underground Works (the Emerald Book) is based upon a balanced allocation of ground related risks to each party. It includes a provision for measuring the time available to the Contractor for Excavation and Lining, based upon the conditions of the ground mass and upon its reaction to the excavation and support. The instrument for comparing the time...