Gravel

Gravel is a type of aggregate material composed of small, rounded or angular rock fragments, typically 3/8 inch (10 mm) to 3 inches (76 mm) in diameter.

Properties:

1. Porous and well-draining

2. High friction and traction

3. Resistance to weathering and erosion

4. Variability in color, texture, and composition

5. Durability and stability

Applications:

1. Road construction (base course, surface layer)

2. Drainage and erosion control

3. Landscaping (decorative groundcover, pathways)

4. Construction (fill material, foundation)

5. Water filtration and treatment

Advantages:

1. Low maintenance

2. High drainage capacity

3. Skid-resistant surface

4. Aesthetically pleasing

5. Cost-effective