Standard Specification for
Concrete Masonry Units for Construction of Catch Basins
This trendy is issued under the constant designation c 139; the variety without delay following the designation indicates the yr of
original adoption or, within the case of revision, the year of final revision. a number of in parentheses suggests the 12 months of last reapproval. a
superscript epsilon (e) suggests a piece of writing alternate for the reason that ultimate revision or reapproval.
This fashionable has been authorised for use via organizations of the department of defense.
click below to download Astm C 139 – 03 pdf free
click here to download Astm C 138M – 01a pdf free