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ST Concrete

Standardised prescribed concretes are the mix designs used to create concretes with pre-defined attributes, such as compressive strength or abrasion resistance.



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Standardised Prescribed Concretes

Applying the right Concrete mix for your project is essential for achieving the best results. Subsequently, the Mick George Group supply a comprehensive range of Concrete Applications of varying strengths and grades to ensure the ideal solution for any project, large or small.

Standardised Prescribed Concrete or ST Concrete mixes are a defined list of Concretes within BS 8500 which are made with a prescribed quantity of materials as required in the British Standard. SPCs are fairly basic mixes and have no strength guarantee, although this can be assumed based on the values contained within BS 8500.

ST Concrete Technical Advice

Find out more about the different Standardised Prescribed Concrete below, and it’s uses for both commercial and residential developments.

Alternatively, if you’re still unsure which ST Concrete mix is appropriate, then our experienced team will be happy to assist.


ST1 or wet lean mix Concrete is widely used in general, non-structural projects both commercial and domestic.

Concrete strength: 7.5N/mm2 at 28 days

Ideal for:

  • Kerb or Edge Bedding
  • Blinding
  • Haunching
  • Drainage
Order ST1 Online


ST2 Concrete is used throughout the construction industry for general and house building applications. The ideal Concrete for non-reinforced foundations and slab bases for houses, extensions orangeries or conservatories. It is also widely used as trench-fill, drainage edge bedding, kerbing and patios.

Concrete strength: 10N/mm2 at 28 days

Ideal for:

  • Non-reinforced strip footings
  • Fence posts
  • Small domestic use external use bases
  • Pad foundations
  • Trench fill
  • Internal floor – blinding
Order ST2 Online


ST3 is the perfect Concrete for domestic applications and foundations. It is widely used in internal floor slabs.

Concrete strength: 15N/mm2 at 28 days

Ideal for:

  • Bases
  • Foundations for patios, orangeries, garages, houses and extensions
  • Paving for patios
  • Non-reinforced bases and oversites
Order ST3 Online


ST4 Concrete is one of the wettest ST mixes. This means the consistency of the mix is extremely fluid. It is a popular Concrete mix used throughout lightweight commercial and domestic projects agriculture and industrial applications.

Concrete strength: 20N/mm2 at 28 days

Ideal for:

  • Bedding
  • Garages
  • Bases for sheds and workshops
  • Floor slabs
Order ST4 Online


ST5 Concrete is used mainly for structural and support beams, roadworks & agricultural applications. It is also popular in external paving and floor slab construction.

Concrete strength: 25N/mm2 at 28 days

Ideal for:

  • Agricultural equipment stores
  • Signage posts for highways
  • Slabs
  • External paving base
Order Concrete Online

Hawkes Group

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Hawkes and the Mick George Group have built a great working relationship, with the company always doing their best to fulfil our order requirements. Their huge fleet of vehicles can handle any sized project. We're hoping to work together for many more years to come!

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Always a pleasure dealing with the Mick George Group. They always go the extra mile to make sure we get the service we order on time and at the best rates. All our managers and site support staff really appreciate the prompt and efficient service.

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Concrete Testimonial

The Mick George Group have supplied our Aggregates, Concrete and Skip Hire for many years. Their service is fantastic and has always been without problem. We Would definitely recommend their services to others.

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