C25 / ST2 Concrete Lincolnshire
C25 / ST2 concrete for foundations, oversite and domestic structural applications in Lincolnshire. The standard grade for house foundations across the UK.
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C20–C45
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C25 / ST2 Concrete in Lincolnshire
C25 (designated ST2 under BS 8500) is the standard grade for house foundations and domestic structural concrete across the UK. It has a characteristic compressive strength of 25 N/mm² and satisfies the requirements of most residential foundation specifications.
Typical Uses for C25 / ST2
- House foundations and strip footings
- Pad footings for outbuildings and extensions
- Trench fill foundations
- Oversite and flooring in unheated buildings
- Retaining walls in moderate ground conditions
Key Properties
- Characteristic strength: 25 N/mm² at 28 days
- BS 8500 designation: ST2 / RC25
- Typical use: Foundations, domestic structural
- Max aggregate size: 20mm
- W/C ratio: ≤0.60
Not sure if C25 is the right grade for your project? Call our team. We'll help you specify correctly based on your structural engineer's requirements or soil conditions.
Use our Free Footings Calculator to work out how much you need.
Rated Excellent by Our Customers
"Ordered 4m³ of ready mix for a driveway and had it delivered the same day. The driver was spot-on and the concrete was exactly the right mix. Will definitely use again."
James T.
Grimsby · February 2026
"Superb service from start to finish. Got a quote over the phone in minutes and delivery was bang on time. Volumetric was perfect — no wastage at all."
Sarah M.
Lincoln · January 2026
"Used Blue Brick for a shed base and couldn't be happier. Helpful, knowledgeable team and the price was competitive. Good local firm who actually answer the phone."
Dave H.
Louth · January 2026