What if the brake drum fails?

What if the brake drum fails?
Generally speaking, it is found that brake failure is mostly in the car downhill, especially when there is no brake down a long slope, the situation is particularly serious. Above all at ordinary times nurtuary when downhill small belt one foot brake, try to have the good habit of brake. If the speed is not too fast, you can try to pull the handbrake first to see if you can reduce the speed.
If the brake suddenly fails during the moving process, the brake drum can use the method of reducing gear to reduce the speed, manual gear can be reduced from five to four gear three, gear about low speed will be slower. If it's an automatic you can put it into manual mode, you can slow it down, and if we're driving on the highway, the brake drum isolation belt can help us slow down, using this friction on the side of the car to slow down until we stop. And then on a mountain road you can take advantage of the cliffs, you can rub on one side and you can slow down or even stop your car.
If conditions allow, should also be in the process of deceleration open double flash, siren warning surrounding vehicles to avoid, but the fundamental or should do a good job in advance of the relevant inspection. At ordinary times must examine in time oneself car brake system brake pipeline has rupture, oil leakage, brake disc has wear and tear, brake body piece has wear and tear cannot use again, must change in time.