Moreover, the latest version of HDM-4 Model is well suited for addressing the requirements of economic appraisal including low volume roads, for undertaking feasibility studies in Tanzania. This office maintains an excellent database of current road conditions, and is responsible for carrying out analytical work using the Bank’s HDM-4 Model to evaluate maintenance and rehabilitation programs. Ref.: Chapter 11: HDM-4 Model: Data Inputs and Applications covers the above question] HDM-4 Model Configuration based on the results of the studies undertaken in various countries defines the default values used in the model.
accessibility to an area and to uplift the socio-economic condition.In the case of TANROADS, it is recommended to use HDM-4 Model since it can be used for economic analysis in nearly all the situations, while RED Model is used exclusively for low volume rural roads. The RED Model performs economic evaluation of road investment options using the Consumer Surplus Approach, which is customized to the characteristics and needs of low volume roads, e.g. Highway Development and Management (HDM-4) Model The Highway Development and Management (HDM-4) model has been identified as one of the most effective gravel loss prediction models (Uys 2011). Using the HDM-4 Model, the Government has initially selected five road segments for periodic maintenance. The Agreement includes Articles 1 through 15 inclusive, the "Whereas" clauses recited above, and all exhibits, addenda, and attachments that are expressly incorporated herein by reference.
0 kommentar(er)
