In Water-Bound Macadam Roads, Binding Material Is

Answer: B. Stone dust

In water-bound macadam roads, binding material is stone dust.

Solution

A water-bound macadam road is one that has a rolling mechanical interlocking wearing course with clean crushed aggregates. These crushed aggregates are bound together with filler materials and water and are laid on a well-compacted base course. Generally, in water-bound macadam roads binding material is stone dust.

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