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Sub-base
- Product Description :
- Sub-base materials are compacted aggregate layers (150-300mm thick) beneath pavements. Composed of well-graded crushed stone (20-40mm) or recycled concrete, they provide load distribution (CBR >30%), frost protection, and drainage. Essential for road, runway, and pavement structural integrity.
- Specification :
- CS3:2013
- Grading :
- Type1
- Others :
- Size: 5mm/10mm/20mm/40mm
