
Standard Specification for Concrete Masonry Units for Construction of Catch Basins and Manholes
NORMA vydaná dňa 1.12.2011
Designation standards: ASTM C139-11
Note: NEPLATNÁ
Publication date standards: 1.12.2011
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: American technical standard
Kategória: Technické normy ASTM
Keywords:
catch basins, concrete masonry units, manholes, masonry units