Page 96 - Masonry and Concrete

Understanding Masonry
95
UNDERSTANDING MASONRY

4", 6" OR 8"
HEXAGONAL

4" SQUARE 6" SQUARE 8" SQUARE

1
2 / 4 1 5
2 / 4 1 / 8

8 5 8
7 / 8
3 5 4
3 / 4 3 / 8
FIGURE 4-8
Brick pavers. (from Beall, Christine, Masonry Design and Detailing, 4th edition, McGraw-
Hill, New York).

block is quite common in commercial construction and has gained a
larger share of the residential market as a wider variety of textures and
colors have become available. Traditional gray concrete block are quite
plain but can be painted or plastered to improve their appearance and
to protect them from moisture absorption. Many manufacturers also
produce colored and textured block which are usually treated with a
clear water repellent so that they may be exposed to the weather with-
out any additional protective coating. Concrete brick are made in sizes
and shapes similar to clay brick, but they are not used as widely used.

4.3.1 Block Sizes and Shapes
Most concrete block are nominally 8 in. high 8 in. thick 16 in.
long and are cored with two or three large holes per unit to reduce the

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