Skip to contentUnited States Department of Transportation - Federal Highway AdministrationSearch FHWAFeedback


Publication Details

LTPP Manual for Falling Weight Deflectometer Measurements: Operational Field Guidelines, Version 3.1

General Interest: provides practical guidance to engineers responsible for the day-to-day design, construction, rehabilitation, maintenance, and management of pavements. Research/Reference: useful for researchers doing further work in the pavement area as well as those developing improved testing and design procedures. Includes documents of historical value.

Primary Topic: Pavement Evaluation

Description: This manual was developed for use by personnel responsible for collecting deflection data on pavement test sections in the Long-Term Pavement Performance (LTPP) program. Current version 4.0 (April 2005) can be obtained from LTPP Customer Support Service. Part 1 (pdf, 1.3 mb), Part 2 (pdf, 1.5 mb), Part 3 (pdf, 1.2 mb)

(To view PDF files, you need the Acrobat® Reader®).

FHWA Publication Number:

Publication Year: 1998

View Pavement Publications

Updated: 02/20/2015

United States Department of Transportation - Federal Highway Administration