Those are licence classes, not truck classes. Trucks are categorised into eight classes, which are numbered as such:
Classes 1 - 3 are light duty trucks; 4 - 6 are medium duty trucks; 7 and 8 are heavy duty trucks.
A, B, and C are three classes of commercial drivers licences (CDLs).
Class A: Combinations in excess of 26,000 lbs. Gross Combination Weight Rating (combination of weight ratings of truck and trailer), in with the weight rating of the trailer exceeds 10,000 lbs.
Class B: Single vehicles with a weight rating in excess of 26,000 lbs., or combinations with a Gross Combination Weight Rating in excess of 26,000 lbs, when the trailer does not have a weight rating exceeding 10,000 lbs.
Class C: Vehicle and combinations of 26,000 lbs. GVWR/GCWR or less. These normally would not require a CDL, but require a CDL when they are a: transporting a quantity of hazardous materials which requires placards to be displayed, or b: a bus designed to transport more than 15 persons (including the driver).
Class B truck driving jobs generally require a person to drive a truck, or a haul, or materials from one location to another. Class B truck driving jobs require a person to hold a valid Class B commercial driver's license.
With a Class B license you can get a truck diving job such as driving a dump truck or garbage truck. You may also get a job such as a newspaper carrier.
Both B and C
Class b
The Swift C class
You couldn't drive a class A or B truck with a class C drivers permit.
Truck classification isn't concurrent with the license required to drive them. A single axle water truck could be a Class 5, 6, 7, or 8 truck, depending on the vehicle GVWR. A Class 7 or Class 8 truck would require a (minimum) Class B CDL.
B class pipe is heavier.
Class B extinguishers fight Flammable Liquid fires. The extinguisher classes: Class A: flammable solids Class B: flammable liquids Class C: fires involving electrical equipment. These agents don't conduct electricity. No extinguisher is rated as only for Class C fires; you will find Class B-C and Class A-B-C extinguishers. Class D: flammable metals Class K: kitchen fires
The main difference is the thickness of the pipe Compare to A Class pipe B Class pipe thickness is more.Like that Compare to B class pipe C Class pipe thickness is more.
There are 10 classes. 1. Class A 2. Class A Fire fighter 3. Class A Noncommercial 4. Class B 5. Class B Fire Fighter 6. Class B Noncommercial 7. Class C 8. Class C Commercial 9. Class M1 10. Class M2
Ex: public class A { ... } public class B extends A { ... } public class C extends B { ... } Here class C extends B which in turn extends A so class C indirectly extends class A.