Why do big trucks have flaps behind their tires?

Why do big trucks have flaps behind their tires?

Mud flaps, mud guards or splash guards are generally large, rectangular sheets of rubber suspended behind the tires of buses, trucks and other large utility vehicles. These flaps protect other vehicles and pedestrians from mud, water and other flying debris that can be kicked up into the air by rotating tires.

Why do trucks have tyres hanging?

When they have a heavy load they will lower these wheels to touch the ground and spread the load between all wheels. When lightly loaded they raise the wheels – this reduces drag and wear on the tires because the tandem and triple axle wheels not being steerable, scrub something awful on the road when making any turns.

Why do some 18 wheelers have spikes?

They are meant to catch your attention and deter you from staying close to a truck’s blind spots, which are the worst on either side of the truck and trailer. If your instinct is to back away and give the big rig more space, then the spikes are doing their job as designed.

Why are Indian trucks decorated?

For trucks drivers in India, their vehicle is a home away from home. “Since they’re missing their kids and wives, they like to decorate their trucks with ornaments to remind them of home,” explained Suman. “They might adorn the cabin with bangles — things that remind them of their wives.”

Why do trucks have so many tires?

The lift axle helps spread the weight of an especially heavy load. And by raising the axle when it’s not needed, the driver can save wear and tear on that set of tires. More and more trucks have the extra wheels because more and more states are requiring them.

Why do some trucks have 2 tires?

The technical term is “dual rear wheel”, called dually or DRW for short, and it all comes down to increase safety and stability when towing. With two wheels instead of one, a truck can distribute the weight of a payload more evenly and have improved stability when towing loads like horse trailers or large campers.

https://www.youtube.com/watch?v=-SyESEmBa5A