Concrete Block

Concrete Masonry Unit, concrete block, cement block, or cinder block are common references for this concrete product which is used in masonry-style construction. Concrete block can be made with normal weight or light weight aggregates, and are formed in many shapes and sizes, depending upon the need. When reinforced with concrete columns and tie beams, the load bearing walls created from these block are used to build all types of structures, commercial and residential.

  • Block Details (DOC) - Columns and Pilaster block units; 4", 6", 8", 10", 12" wide block units; Round block units

Fire Rated Block Assemblies

specifications
Concrete block designs are based upon various ASTM guidelines.
C-55
C-94
C-331
C-129
C-140
C-488
ASTM International
technical references
e-TEK References for Oldcastle APG
Florida Concrete and Products Association
National Ready Mix Concrete Association
National Concrete Mixing Association