If you’ve come across the search term , you’re likely involved in construction, building inspection, waterproofing, or forensic engineering. This standard, though formally withdrawn, remains a frequently referenced document for understanding how to properly test horizontal surfaces—such as plaza decks, roof terraces, and below-grade waterproofing membranes—for water tightness using flood testing.
If you are a or building owner , you should almost certainly use ASTM D5957-21 . Using a withdrawn standard for a new construction project could expose you to liability. A lawyer could argue, "If you used the 1998 standard, you ignored 20+ years of industry advancement." astm d5957-98 pdf
The standard is designed for waterproofing systems on horizontal surfaces with a slope of 2% or less. It covers various membrane types, including bonded, liquid-applied, and loose-laid systems. If you’ve come across the search term ,