ASTM-F3220 Complete Document History
Standard Practice for Prioritizing Sewer Pipe Cleaning Operations by Using Transmissive Acoustic Inspection

Complete Current Edition:
   2017 R23 EDITION - REAPPROVED IN 2023 - Sept. 20, 2023

Obsolete Revision Information:
   2017 EDITION - Prioritizing Sewer Pipe Cleaning Operations by Using Transmissive Acoustic Inspection - May 15, 2017