HydroplaningHydroplaning is dangerous. So much water can build upunder your tires that they can actually ride on thewater. This can happen if the road is wet enough andyou are going fast enough. When your vehicle ishydroplaning, it has little or no contact with the road.Hydroplaning does not happen often. But it can if yourtires do not have much tread or if the pressure inone or more is low. It can happen if a lot of water isstanding on the road. If you can see reflectionsfrom trees, telephone poles or other vehicles, andraindrops “dimple” the water’s surface, there could behydroplaning.Hydroplaning usually happens at higher speeds.There just is not a hard and fast rule about hydroplaning.The best advice is to slow down when it is raining.Driving Through Deep Standing WaterNotice: If you drive too quickly through deeppuddles or standing water, water can come inthrough your engine’s air intake and badly damageyour engine. Never drive through water that isslightly lower than the underbody of your vehicle.If you can not avoid deep puddles or standing water,drive through them very slowly.Driving Through Flowing Water{CAUTION:Flowing or rushing water creates strongforces. If you try to drive through flowingwater, as you might at a low water crossing,your vehicle can be carried away. As little assix inches of flowing water can carry away asmaller vehicle. If this happens, you and othervehicle occupants could drown. Do not ignorepolice warning signs, and otherwise be verycautious about trying to drive through flowingwater.Some Other Rainy Weather Tips• Besides slowing down, allow some extra followingdistance. And be especially careful when you passanother vehicle. Allow yourself more clear roomahead, and be prepared to have your view restrictedby road spray.• Have good tires with proper tread depth. SeeTireson page 5-58.4-20
