FIELD: road construction.
SUBSTANCE: in the method for applying a rumble strip, the asphalt of the carriageway is heated using an infrared heater and rolled with a uniaxial vibratory cam roller to form depressions. The cross profile of each of the cams represents a truncated pyramid with dimensions of 400×200 mm at the base and 400×100 mm and 20 mm high at the top.
EFFECT: increased traffic safety.
1 cl, 3 dwg
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