Product code : 47-3710
Category : Asphalt Sub Category : Pavement, Surface Regularity
Product Group : High-Low Detector
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• Easy-to-use, one-person operation.
• Lightweight aluminum frame construction.
• Vertical-sweep visual indicator.
• Optional simultaneous sound indicator.
The High-Low Detector (Rolling Straight Edge) is used for measuring pavement planeness.
16 ft. (4.9 m) span. With reinforcing aluminum plate riveted to either side of frame.