Crushed Rock Class 3 20mm Road Base

Class 3 20mm Crushed Rock – Bulk Delivery Melbourne & Mornington Peninsula

Class 3 20mm Crushed Rock is a high-quality, road base material designed for structural support and compaction. Engineered for strength and durability, it is commonly used under concrete slabs, driveways and heavy load areas.

Widely specified for civil and construction projects, Class 3 provides excellent compaction and long-term stability for both residential and commercial applications.

Ideal For:

• Driveway base preparation
• Under concrete slabs
• Shed and garage foundations
• Paving foundations
• General construction works

Coverage Guide (Approximate)

• 1m³ covers approx. 10m² at 100mm depth
• ½m³ covers approx. 5m² at 100mm depth
• ¼m³ covers approx. 2.5m² at 100mm depth

Need help calculating quantities? Use our Bulk Calculator or contact our team for advice.

Delivery & Pickup

Bulk delivery available across Melbourne’s South East and the Mornington Peninsula.
Delivery pricing is calculated at checkout based on suburb.

Available for pickup from:
• Boundary Garden Supplies – Braeside
• Boundary Garden Supplies – Somerville

Please ensure your vehicle or trailer is suitable for bulk loading.

Why Choose Boundary Garden Supplies?

• Premium bulk construction and landscape materials
• Reliable local delivery
• Competitive bulk pricing
• Family owned and operated
• Trusted by landscapers, builders and contractors