Summary: These Conditions of Contract are a straightforward document which includes all essential commercial provisions and which may be used for all types of dredging and reclamation work and ancillary construction with a variety of administrative arrangements. Under the usual arrangements for this type of contract, the Contractor constructs the Works in accordance with design provided by the Employer or by his Engineer. However, this form may also be suitable for contracts that include, or wholly comprise, contractor-designed works. In addition, the Employer has a choice of valuation methods.