Provision of Geotechnical & Engineering Design Consultancy Services for the Construction of the R2 Road Project

Tender description

To carry out the necessary surveys and prepare engineering designs for the R2 project. The R2 project is the widening, re-grading and re-alignment of a 3000m stretch of road from the brow, Jamestown to Ruperts in accordance with the attached design criteria. The consultant shall prepare a detailed conceptual design for Saint Helena Government to be used as a basis of the procurement of a contractor to undertake the works. The consultant shall perform all the work necessary to achieve the objectives of the assignment and shall at all times utilize the most economical, effective and widely accepted engineering concepts in this work. In carrying out the work the consultant shall co-operate with Saint Helena Government and in particular with the R2 Project Board which will administer the construction contract and the Roads department of the Environment and Natural Resources Directorate. Using Method of Measurement for Highway Works Volume IV. The detailed engineering design shall be presented to a degree of accuracy that will enable quantities of principal items of construction materials to be estimated. Such principal items shall include: earth work, earth work cut and fill, sub-base materials, surfacing materials, drainage structures, retaining structures and vehicle restraining systems. The consultant will be aware that the contractor will be expected to deliver the project within 9 calendar months from award of contract. Over and above the the design element the consultant will be asked for a proposal for the project management of the delivery of the works.