A light weight deflectometer lwd is a portable falling weight deflectometer used primarily to test insitu base and subgrade moduli during construction.
Light weight deflectometer test procedure.
Using terratest lwd is the easy and fast way to check quality of soil compaction in construction sites.
The zone of influence for the test typically extends to between 1 and 1 5 times the plate diameter.
The app is available for ios and android.
No extra electronic device is needed all test data will be stored immediately on your own smartphone or tablet.
Light weight deflectometer for dynamic plate load test using cable or bluetooth technology.
The light weight deflectometer lwd is a hand portable falling weight device that first appeared in 1981 at magdeburg germany and developed as in situ testing device by the federal highway research institute and hmp company in germany the lwd has gained acceptance and popularity in several countries such as the united states as there is a growing interest in the use of.
Lwd measurement is quicker than the isotope measuring method and requires no reference measurements.
The test procedure with the light weight deflectometer is operated by the intuitive smartphone app terratest lwd.
Light weight deflectometer lightweight deflectometer buy for best price.
The light weight deflectometer lwd is a light weight portable tool used for measuring the bearing capacity deflection of subgrade subsoils and unbound base layers granular layers and backfilling materials.
The measuring procedure starts with three pre loading drops for good contact with the ground.