Road Surface Irregularity Measurement
MOT Straightedge is used to measure irregularities in road pavement. Made from aluminium alloy, 3 m length. Complete with two steel wedges. Wooden carrying case is not included and must be ordered separately.
80-B0185/B: MOT Straightedge complete with two steel wedges
80-B0185/B1: Wooden carrying case for MOT Straightedge and related wedges
Travelling beam for detecting surface irregularities is used for detecting the road surface irregularity. It can be used either for concrete or asphalt pavements.
80-B0187/A: Travelling beam device with recording unit
The apparatus consists essentially of a beam with rigid wheels at the extremities and a wheel at the middle, which can detect any vertical deviation of the surface from a straight-line between the two wheels at the ends of the apparatus.
Supplied complete with recording unit to obtain a graph of vertical deviations.