All modular block wall units shall be manufactured within the tolerances as follows.
Modular block wall dimensions.
9 5 mm less than nominal dimensions so that the 4 or 8 in.
Oldcastle mini beltis 3 in.
Wall units shall have minimum 28 day compressive strength of 3000 psi 20 7 mpa in accordance with astm c1372.
102 or 203 mm module is maintained with in.
The thickness of the wall they create.
9 5 mm mortar joints.
2 1 modular wall units.
W x 4 in.
Buy 378 or more 1 15.
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Where mortar joint thicknesses differ from in.
For instance a 6 cmu is nominally 6 deep while a 10 cmu is nominally 10 deep.
Concrete block nominal vs actual dimensions concrete block cmu sizes.
H x 8 in.
Modular block wall units utilizing type iii cement will be considered acceptable for placement in the wall prior to 28 days only when the average strength exceeds the 28 day requirements.
For door and window openings the module size for bond patterns and layout are nominal dimensions.
Actual dimensions of concrete masonry units are typically in.
Modular block wall unit dimensions.
They are identified by their depth i e.
9 5 mm as may be.