2019/07/29 by Allen, L. W., Harmathy, T. Z.
#Béton #Concrete #Masonry #Maçonnerie
paper · doi:10.4224/40000632
The equivalent thickness of a hollow masonry unit is usually defined as the product of the over-all thickness of a unit and ratio of its net volume to its gross volume. The over-all thickness and gross volume can be determined from simple measurements. Determing the net volume, however, may often present some difficulties