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What is the difference between Granular Sub Base (GSB) & Wet Mix Macadam (WMM) in Pavement structures? What is the maximum size of the aggregates to be used in GSB & WMM?
What is the size of the gravel which is used in pavements for Granular base and Which type of soil is mostly used?
This question actually needs very long & detailed answer,It can not be answered in 2 lines.However,Let me summarize this as possible. The flexible pavement contains 4 main pavement layers that are as following Sub-grade(Natural soil) , Sub-base , base & Surface Course. The surface course coRead more
amr soliman
SUB BASE (GSB)– it is being laid in road work because it plays two major roles 1- it works as a drainage layer 2- it provides a good sub-base to laid base layer on it. The material to be used for the work shall be natural sand, crushed gravel, crushed stone, crushed slag, or a combination thereof deRead more