Bulletin, Issue 328Highway Research Board, Division of Engineering and Industrial Research, National Research Council, 1962 - Highway engineering Papers presented at the Highway Research Board's annual meeting. |
Contents
CUMULATIVE CHANGES IN RIGID PAVEMENTS WITH | 1 |
EFFECT OF PAVEMENT CONDITION ON DYNAMIC | 24 |
SERVOSEISMIC METHOD OF MEASURING ROAD PROFILE | 33 |
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Common terms and phrases
AASHO Road Test accelerometer actuator cylinder actuator ram amplitude analog computer autocovariance function band of normal block diagram built-in roughness Bureau of Public Class 2 pavements cracking cumulative change device DISPLACEMENT PER MILE DISTANCE-FEET Division of Highways DOUBLE INTEGRATION dynamic force elevation measurements Engineer extremely rough frost displacement Harmonic analysis Highway Department Highway Research Board Illinois Division Illinois roadometer INCHES OF VERTICAL increase in roughness INDEX IN INCHES indices inner wheelpath JOINT lane of Class legal axle loads MEASURED ROAD PROFILE ment Milford Proving Ground normal behavior North-South Straightaway passing lane pave pavement condition pavement design pavement profiles pavement roughness power spectrum profile survey profilometer projects Public Roads recording reference platform ride simulator riding quality rigid pavements ROAD AMPLITUDE-FEET roadometer roughness index serviceability index SERVO-SEISMIC METHOD shown in Figure shows soil subgrade traffic lane vehicle characteristic vehicle velocity vertical displacement wave lengths Y-X Y-X