1 These test methods are under the jurisdiction of ASTM Committee D35 on
Geosynthetics and are the direct responsibility of Subcommittee D35.03 on
Permeability and Filtration.
Current edition approved Dec. 10, 1999. Published March 2000. Originally
apporoved in 1985. Last previous edition approved in 1999 as D 4491 – 99a.
2 For referenced ASTM standards, visit the ASTM website, www.astm.org, or
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
Standards volume information, refer to the standard’s Document Summary page on
the ASTM website.
3 Detailed drawings and a materials list for construction are available from
ASTM Headquarters. Request adjunct No. ADJD449