Crushed Rock Class 3 20mm Road Base
Crushed Rock Class 3 20mm Road Base
Coverage is a guide. Soil and mulch may require 5–10% extra for settling.
Couldn't load pickup availability
Most customers order 1.5m³ – 2m³ to maximise delivery value
🚚 Delivery from $34 Somerville · from $43 Braeside
Enter your suburb at checkout for the exact price · Maximum 2 different bulk materials, up to 3m³ total, per truck. Orders over 3m³ require two separate deliveries.
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
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