Question
Download Solution PDFFor the construction of water bound Macadam roads, the correct sequence of operations after spreading coarse aggregates is:
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFExplanation
Water bound macadam roads:
In this method, the broken stones of the base course and surface course, if any, are bound by the stone dust in presence of moisture.
The roads whose wearing course consist of clean crushed aggregates, mechanically interlocked by rolling and bound together with filler material and water and laid on a well compacted base course, is called water bound macadam road.
The Process of WBM is
1. Dry Rolling
2. Application of screenings
3. Sprinkling and grouting
4. Wet rolling
5. Application of binding material
6. Checking for surface unevenness and Rectification
Last updated on Jun 4, 2025
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