Hollow concrete block | Article about hollow concrete block by The Free Dictionary
hollow concrete block
Also found in: Acronyms
hollow masonry unit
hollow masonry units
A masonry unit whose net cross-sectional area in any plane parallel to the bearing surface is less than 75% of its gross cross-sectional area measured in the same plane.
References in periodicals archive
Samples were set from P6-20 (hollowness--50%) and P6-30 (hollowness 68%) hollow concrete blocks
Labour-intensive processes to create maximum employment meant that all components for the 1,176 low-level buildings, prefabricated RC beams and 24 million hollow concrete blocks
were handmade on site.
The material can replace up to 40 percent of the ordinary Portland cement in hollow concrete blocks
without affecting quality.