Page 128 - Masonry and Concrete

Understanding Masonry
127
UNDERSTANDING MASONRY

masonry to strengthen supporting members like pilasters, lintels, and
bond beams. Steel reinforcement of either type must be embedded in and
surrounded by mortar or grout so that it develops its full strength. Joint
reinforcement is usually hot-dip galvanized to protect the thin wires
against corrosion, and reinforcing bars generally should be Grade 60 steel.

SPRING
TOGGLE BOLT TOGGLE
BOLT

EXPANSION
WOOD PLUG
FERRULE

FACE SHELL
OF HOLLOW
CONCRETE
BLOCK

EXPANSION SHIELD FIBER PLUG

NAILING PLUG
FIGURE 4-28

Masonry fasteners. (from Technical Note Vol. 2, No. 10, Brick Industry Association,
Reston, VA).

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