N.B. ALL ANSWERS ARE GIVEN WITHOUT LIABILITY
Answer. Yes, modern IC rollers use an infrared sensor to accurately measure and record the asphalt temperature as they roll.
FAQ Can an IC roller measure the asphalt temperature as it rolls?
Answer. Yes. The law on HAV (hand-arm vibration) requires employers to control vibration exposure in the workplace.
FAQ Is controlling exposure to HAV a legal requirement?
Answer. There are four types of compaction effort on soil or asphalt: vibration, impact, kneading and pressure.
FAQ How many types of compaction are there?
Answer. Combination rollers are designed with a vibrating drum and a wheel set. They are particularly suitable for asphalt compaction on inclines.
FAQ What is a combination roller?
Answer. Potentially yes! For example conventional testing can be focused on weak spots, instead of random testing.
FAQ Can IC be used to reduce conventional testing?
Answer.There are three basic soil groups: cohesive, granular and organic which is not suitable for compaction.
FAQ How many soil groups are there?