Despite extensive road construction programs over the last century, a substantial proportion of roads remained unsealed especially in developing and emerging economies. As these economies develop, the demand arises to seal previously unsealed roads. The most economical transition point between unsealed and sealed roads depends on many conditions that need to be evaluated. The purpose of this Note is to provide guidance for decision makers, engineers...
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ПОДРОБНАЯ ИНФОРМАЦИЯ
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2006/05/01
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Краткие сведения
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37370
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1
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1
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2006/09/19
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Disclosed
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Surfacing alternatives for unsealed rural roads
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southern african development community