Active Standard: D4428 / D4428M - 14
Its date is getting old. New information about the method is now available. Standard is in need of streamlining.
Keywordsaccelerometers; compression wave; geophones; machine foundations; seismic waves; shear waves; wave velocity;
Withdrawn From Balloting
Ballot Item Approved as D4428/D4428M-2014 and Pending Publication