tiepäällysteitä
Tiepäällysteitä refer to the surface layers of a road, designed to withstand traffic loads and environmental conditions. These materials form the uppermost part of the road structure and are crucial for providing a smooth, safe, and durable driving surface. The most common type of tiepäällysteitä is asphalt concrete, a mixture of aggregate (like gravel and sand) and bitumen binder. This mixture is typically laid hot and compacted to form a dense, continuous surface.
Another common material for tiepäällysteitä is Portland cement concrete. This consists of cement, water, aggregate, and
In addition to asphalt and concrete, other types of tiepäällysteitä exist. These can include surface treatments