qThis is an NCHRP digest of NCHRP Project 10-47, qGuidelines for longitudinal pavement profile measurementq.qWhenever repairs are performed on the suspension system or the bumper of the host vehicle, the height sensors should be positioned so that they are in the center of their ... Some height sensors are equipped with covers to protect them when profile data are not being collected. ... Ultrasonic profilers cannot collect accurate profile data on surfaces that have coarse macrotexture, particularly chip seals.
|Title||:||Operational guidelines for longitudinal pavement profile measurement|
|Author||:||National Research Council (U.S.). Transportation Research Board, National Cooperative Highway Research Program|