QMiX CONCRETE
ST3 Concrete Supplier

ST3 concrete is a standardised prescribed concrete offering increased cement content compared to ST1 and ST2. It is commonly used for non-structural concrete applications requiring improved durability under light loading conditions.
ST3 concrete is often selected for external groundworks and mass fill where structural strength is not specified.
ST3 concrete can be supplied as ready-mix concrete or volumetric concrete.
Why Choose QMiX Concrete for ST3 Concrete?
✔ Consistent BS 8500 supply
✔ Flexible ready-mix and volumetric delivery
✔ Suitable for a wide range of non-structural works
✔ Reliable local service
For non-structural applications requiring improved durability, QMiX Concrete supplies ST3 concrete designed for general groundworks and mass fill.
Offerings
- Mass fill
- Kerbing and bedding
- External groundworks
- Drainage and trench works
- Non-structural slabs
Common Applications
- Standardised prescribed mix under BS 8500
- No guaranteed compressive strength
- Improved durability within the ST range
- Non-structural use only
ST3 concrete provides a practical balance between cost and durability for general construction applications.
Frequently Asked Questions
ST3 concrete is often used for mass fill, general groundworks, and non-structural slabs where improved durability is required.
No. ST3 is a standardised prescribed concrete and does not have a guaranteed compressive strength rating.
ST3 contains more cement than ST1 and ST2, offering improved durability, but it is still not a structural concrete.
Yes. ST3 is commonly supplied for commercial and civil groundworks where structural strength is not specified.