ASME - A112.21.1
|Publication Date:||1 January 1968|
Development of standards for floor drains including floor, area, adjustable floor and trench drains which are used inside of, or outside and immediately adjacent to, building structures other than residential.
This standard covers:
c. Outlet - Types and Connections
d. Top Dimensions - Grate Free Area
e. Top Loading - Classifications
f. Materials and Finishes
The purpose of this standard is to supply plumbing code authorities and others with full knowledge of the minimum design and quality criteria for floor drains. It is not intended for use as a specification guide.