PDDM Revision Log

The following log details all changes made to the manual since 2005. See the Archives for changes made to previous versions of the PDDM.

Date Transmittal Chapter & Section Description
February 2018 (17) 1, 12 Minor updates throughout, expanded Section 1.3 on Risk.
December 2014 16 10 Minor updates throughout, added Section 10.3.8 on Non-Destructive Evaluation.
January 2014 15 1, 3, 4, 6, 7, 9, 12 Updated Sections 1.1.4, 1.1.5, 1.2.5, 1.4.1, 4.3, 4.6 to 4.9, 7.1, 7.3 to 7.5 and much of Chapter 9. Formatting changes, typo fixes, link updates, and units rearranged as US Customary [Metric] was accomplished in all chapters.
January 2014* - 2, 3A, 5, 5A, 8, 10, 11, 13 Formatting changes, typos fixed, link updates, and units rearranged as US Customary [Metric]
March 2008 14 All PDDM completely rewritten. Additional chapters for Pavements (Chapter 11) and Right-of-Way (Chapter 12) added.
June 2005 13 All Previous edition of PDDM converted to dual units (Metric and US Customary). Minor corrections made. Hyperlinks added.
*  Minor change. Date not changed in file.