Falling Weight Deflectometer Usage (2008) / Chapter Skim
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Data Collection Guidelines
Data Collection Guidelines
Pages 15-19
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From page 15... ...
FaLLinG WeiGhT deFLecToMeTer oWnership The 45 SHAs that responded to the survey reported owning 82 FWDs. Most were manufactured by Dynatest, but Carl Bro, JILS, and KUAB were also represented.
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From page 16... ...
Additionally, histograms of sensor spacings at the project level, at the network level, during research, and during other projects are provided in Appendix B FaLLinG WeiGhT deFLecToMeTer ManuFacTurers Information from four FWD equipment manufacturers was gathered for this synthesis.
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From page 17... ...
The company provides a laptop, which includes their JTEST FWD monitoring software. FWD data are output in raw data format, but they can be converted to PDDX format ("JILS, Falling Weight Deflectometers: JILS 20" 2007)
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From page 18... ...
, maintenance activities are performed by SHA personnel. FWD equipment and tow vehicle maintenance is performed by SHA employees among 87% of survey respondents (Appendix B, questions 9–10)
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From page 19... ...
11 • Less manpower is required. • Lanes are closed for less time.
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