When you talk about roughest conditions for tires, you tend to automatically think of the big equipment that uses these tires. Some of the machines are enormous and their tires are also amazingly big. There are numerous of different types of heavy machinery and they all have different requirements, so you have a vast amount of different tires for the different machines.
Mining tires and forest tires are two examples of tires that need the combination of agility and control combined with grip and durability. Work for these industries tend to be done at remote locations, where any type of vehicle breakdown is expensive and time consuming to repair. The equipment used can be massive, so the investment costs are very high. This means that any downtime should be avoided and in addition to choosing the best and most reliable machines also the tires are chosen based on reliability and durability.
For more information regarding heavy tires, visit: https://www.nokianheavytyres.com/tyres/mining-and-tunneling-tyres/