Light Weight Deflectometer

GPTKB entity

Statements (23)
Predicate Object
gptkbp:instanceOf testing device
gptkbp:alternativeTo plate load test
https://www.w3.org/2000/01/rdf-schema#label Light Weight Deflectometer
gptkbp:inventedBy gptkb:Germany
late 20th century
gptkbp:measures soil stiffness
surface deflection
gptkbp:output deflection-time curve
modulus of subgrade reaction
gptkbp:portable true
gptkbp:requires drop weight
geophone or accelerometer
load plate
gptkbp:standardizedBy ASTM E2835
EN 1928-2
gptkbp:type non-destructive
gptkbp:usedFor assessing compaction quality
measuring deflection of soils
gptkbp:usedIn civil engineering
road construction
earthworks
gptkbp:bfsParent gptkb:LWD
gptkbp:bfsLayer 7