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Application: House drives domestic and external parking
Application: Heavy-duty external paving
Application: External yards and roads subject even to occasional de-icing salts
Application: Reinforced foundations
Application: Column bases
Application: Livestock floors, Crop store floors
Application: External vertical elements
Application: Sugar beet storage areas
Application: Workshop floors and floors subject to small-wheeled forklift trucks
Application: Mushroom sheds
Application: Floors and walls for manure /slurry store
Application: Cavity infill to reinforced masonry
Application: Stable floors
Application: Floors (and walls) for silage
Application: Brewer’s grain stores
Application: Toppings for floors (parlours and dairies)
Application: Wearing surface-General Industrial
Application: DC-2
Application: DC-2z
Application: DC-3
Application: DC-3z
Application: Dc-4
Application: Dc-4z
Application: DC-4m
Find your Mix by Concrete Type
Concrete Type
GEN0
Description
GEN0 or wet lean mix concrete is a versatile mix commonly used in both commercial and domestic projects for a wide range of general applications, non-structural applications.
Strength
8 N/mm2 at 28-days
Applications
Kerb Bedding, Haunching and Backing, Domestic Foundations [DC1], Blinding, Mass Fill, Cavity Fill
Notes
GEN0 should not be used externally unless completely covered or encased.
Concrete Type
GEN1
Description
GEN1 is an extremely versatile mix used throughout the construction industry for general and housing applications.
Strength
10 N/mm2 at 28 days
Applications
Kerbing and haunching, cavity & mass fill Non-structural mass concrete in (DC1) ground conditions, pad or trench-fill foundations for conservatories, walls & sheds, blinding house floors, drainage works or un-reinforced strip footings
Notes
GEN1 should not be used externally unless completely covered or encased.
Concrete Type
GEN2
Description
GEN2 provides the ideal material for domestic flooring when no permanent floor finish will be installed but it will be carpeted or tiled.
Strength
15 N/mm2 at days
Applications
Paving for steps and paths Trench-fill foundations Blinding Foundations for walls, sheds and conservatories Unreinforced mass concrete fill Unreinforced strip footings Strip footings
Notes
GEN2 should not be used externally unless completely covered or encased.
Concrete Type
GEN3
Description
GEN3 is commonly used for light duty domestic applications and foundations. It can be used to construct internal floor slabs that contain no embedded metal and will be covered by carpet, tiles or laminate flooring
Strength
20 N/mm2 at 28 days
Applications
Driveway, shed and workshop bases; domestic garage floors with no embedded metal Foundations for walls, garages, houses and extensions Under paving for patios; trench-fill foundations Unreinforced bases and oversites for conservatories, garages, sheds, greenhouses Blinding, mass concrete fill Unreinforced strip footings
Notes
GEN3 should not be used externally unless completely covered or encased.
Concrete Type
PAV1
Description
Paving concrete These designations give the concrete the necessary level of freeze-thaw resistance for conditions experienced in the UK and are suitable for almost all external domestic and structural roads, pavements and hard standings.
Strength
30 N/mm2 at 28 days
Applications
House driveways, reinforced and unreinforced hard standings Domestic parking/car ports; external paving Reinforced and un-reinforced bases for workshops, houses and extensions Domestic, agricultural and industrial paved areas such as walkways and patios
Notes
PAV1 Used for domestic pavement construction not suitable for power float finishes
Concrete Type
PAV2
Description
Paving concrete These designations give the concrete the necessary level of freeze-thaw resistance for conditions experienced in the UK and are suitable for almost all external domestic and structural roads, pavements and hard standings.
Strength
40 N/mm2 at 28 days
Applications
External slabbing and paving subject to industrial vehicles and machinery reinforced bases for commercial buildings and agricultural storage areas Covers all PAV1 above
Notes
PAV2 is a substantial, heavy-duty use concrete suitable for commercial and industrial use.
Concrete Type
RC20/25
Description
Reinforced Concrete (RC) RC is used for a series of designated concretes in concrete that will be reinforced, pre-stressed or containing embedded steel. The specifications for the RC-series of designated concretes include requirements for maximum w/c ratio (W/C) and minimum cement content (MCC).
Strength
25 N/mm2 at 28 days
Applications
Lightly reinforced house or garage floors, not designed as suspended infill to insulated concrete formwork used above ground
Notes
-
Concrete Type
RC25/30
Description
Reinforced Concrete (RC) RC is used for a series of designated concretes in concrete that will be reinforced, pre-stressed or containing embedded steel. The specifications for the RC-series of designated concretes include requirements for maximum w/c ratio (W/C) and minimum cement content (MCC).
Strength
30 N/mm at 28 days
Applications
Lightly reinforced concrete, internal wearing surface for light foot and trolley traffic, reinforced foundations in DC-1 soils
Notes
RC25/30 is suitable for mild exposure conditions.
Concrete Type
RC28/35
Description
Reinforced Concrete (RC) RC is used for a series of designated concretes in concrete that will be reinforced, pre-stressed or containing embedded steel. The specifications for the RC-series of designated concretes include requirements for maximum w/c ratio (W/C) and minimum cement content (MCC).
Strength
35 N/mm2 at 28 days
Applications
General and agricultural reinforced concrete, livestock and crop store floors, domestic garages used as workshops
Notes
RC28/35 is for moderate exposure conditions.
Concrete Type
RC32/40
Description
Reinforced Concrete (RC) RC is used for a series of designated concretes in concrete that will be reinforced, pre-stressed or containing embedded steel. The specifications for the RC-series of designated concretes include requirements for maximum w/c ratio (W/C) and minimum cement content (MCC).
Strength
40 N/mm2 at 28 days
Applications
General, agricultural and industrial reinforced concrete, floors and walls for manure and slurry stores or mushroom sheds, general industrial floors subjected to small-wheeled forklift trucks
Notes
RC32/40 is suitable for moderate to high exposure conditions.
Concrete Type
RC35/45
Description
Reinforced Concrete (RC) RC is used for a series of designated concretes in concrete that will be reinforced, pre-stressed or containing embedded steel. The specifications for the RC-series of designated concretes include requirements for maximum w/c ratio (W/C) and minimum cement content (MCC).
Strength
45 N/mm2 at 28 days
Applications
Agricultural and industrial reinforced concrete, stable floors, floors and walls for silage or brewer’s grain stores, floors for parlours / dairies
Notes
RC35/45 is suitable for highly demanding exposure conditions
Concrete Type
RC40/50
Description
Reinforced Concrete (RC) RC is used for a series of designated concretes in concrete that will be reinforced, pre-stressed or containing embedded steel. The specifications for the RC-series of designated concretes include requirements for maximum w/c ratio (W/C) and minimum cement content (MCC).
Strength
45 N/mm2 at 28 days
Applications
Agricultural and industrial reinforced concrete, stable floors, floors and walls for silage or brewer’s grain stores, floors for parlours / dairies
Notes
RC40/50 is suitable for severe exposure conditions.
Concrete Type
ST1
Description
Standardised prescribed concrete Standard 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. These concretes are normally mixed on site on small scale jobs or obtained from a supplier with no quality standards.
Strength
Assume 8 N/mm2 at 28 days
Applications
Kerb bedding, backing, drainage works, haunching and blinding Blinding is the process of pouring a thin layer of concrete over the floor of a new building. The purpose of this is to seal in underlying material and prevent dirt and mud from interfering with the structure.
Notes
ST1 or wet lean mix concrete: commonly used in a wide range of general, non-structural applications.
Concrete Type
ST2
Description
Standardised prescribed concrete Standard 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. These concretes are normally mixed on site on small scale jobs or obtained from a supplier with no quality standards.
Strength
Assume 10 N/mm2 at 28 days
Applications
Kerbing and haunchingCavity, mass fill drainage worksNon-structural mass concrete in (DC1) ground conditions pad or trench-fill foundations for conservatories,walls, shedsBlinding house floorsUnreinforced strip footings
Notes
ST2 versatile mix used throughout the construction industry for general and housing applications.
Concrete Type
ST3
Description
Standardised prescribed concrete Standard 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. These concretes are normally mixed on site on small scale jobs or obtained from a supplier with no quality standards.
Strength
Assume 15 N/mm2 at 28 days
Applications
Paving for steps and pathsTrench-fill foundations Blinding foundations for walls, sheds and conservatories Unreinforced mass concrete fill Unreinforced strip footings Strip footings
Notes
ST3 is widely used for light applications and foundations but not usually suitable as a wearing surface.
Concrete Type
ST4
Description
Standardised prescribed concrete Standard 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. These concretes are normally mixed on site on small scale jobs or obtained from a supplier with no quality standards.
Strength
Assume 20 N/mm2 at 28 days
Applications
Garage floors (not designed as suspended and not reinforced) Shed and workshop bases, internal floor slabs (containing no embedded metal) drain/channel bedding; benching to chambers
Notes
ST4 is used for many applications and suitable as a wearing surface for light foot traffic
Concrete Type
ST5
Description
Standardised prescribed concrete Standard 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. These concretes are normally mixed on site on small scale jobs or obtained from a supplier with no quality standards.
Strength
Assume 25 N/mm2 at 28 days
Applications
House and garage ground floor slabs fully or nominally reinforced, either ground bearing, suspended or over sub-floor voids Traffic sign or barrier posts and planted lighting columns Agricultural equipment store
Notes
ST5 is used for many domestic, commercial and agricultural applications.
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