摘要 |
<p>The process is used for eliminating wheel grooves in road surfaces with hot asphalt. The peripheral zones of the place being renovated are heated to such an extent that the mass of repair material is fused with the road surface coating. Sufficient gravel can be rolled into the mass of material, while still soft, for it to be evenly spread in relation to the volume. In the machine there can be a gravel spreader with a screen, distributing gravel on a scale resembling the course of depression of the area before renovation. At least one roller may be profiled. The beam for smoothing the mass can be heated in the peripheral area.</p> |