Unit Masonry Columns Materials

(1)  Unit masonry columns shall be built of masonry units,

    (a)   conforming to CSA A165.1, “Concrete Block Masonry Units”, and

    (b)   having a compressive strength over the net area of the block of not less than 15 MPa.

Article Ontario Regulation 332/12 Building Code,   Information published by oncodes.ca for educational purposes only.