In sandy or mixed soils, the bottom is resistive as opposed to conductive, And so the readings tend to be more dependable. In moist or clay soils, having said that, the ground is a lot more conductive, so the radar pulse are unable to penetrate deeply. Decreased frequencies can penetrate https://blissdriveteam.github.io/Bess-Utility-Solutions-Hayward/Underground-Utility-Locating-Services.html