Roles

contents MASONRY

Cover Credit:
MASONRY
Cover photograph courtesy of
Lucia, Inc., and
architectural photographer
Richard Payne

SCAFFOLDING
The Mainstay of Masonry

Lucia, Inc., of Houston, Texas, won a 20

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CONTROLLING SHRINKAGE CRACKS IN Concrete Masonry Walls

By Maribeth Bradfield, P.Ε., Arlington, Va.

ANY DESIGNERS USE CONCRETE masonry based on masonry's rich history, unique design flexibility, and proven durabi

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of 0.00025 in/in is suggested. Similarly, a value of 0.000004 in/in/"F is recommended for the thermal coefficient by the Building Code Requirements for Masonry Structures (ACI 530-02/ASCE 5-02/TMS 402-02). These three values are

KENNETH A. GUTSCHICK
KENNETH A. GUTSCHICK is a consultant for the National Lime Association, Arlington, Virginia, having been with NLA since 1956, primarily in technical services. Although NLA covers a wide variety of chemical and construction marke