In 1999, The Simpsons episode Maximum Homerdrive aired. It featured Homer and Bart making a delivery for a truck driver named Red after he unexpectedly dies of 'food poisoning'.
According to the U.S. Census Bureau, 40 million United States citizens have moved annually over the last decade. Of those people who have moved in the United States, 84.5% of them have moved within their own state, 12.5% have moved to another state, and 2.3% have moved to another country.
There are many different types of trailers thatare designedto haul livestock, such as cattle or horses.Mostcommonlyused are the stock trailer, whichis enclosedon the bottom but has openings at approximately. This opening is at the eye level of the animalsin order toallow ventilation. A horse trailer is a much more elaborate form of stock trailer. Generally horsesare hauledwith the purpose of attending or participating in competition.Due to this, they must be in peak physical condition, so horse trailersare designedfor the comfort and safety of the animals. They'retypicallywell-ventilated with windows and vents along withspecificallydesigned suspension. Additionally, horse trailers have internal partitions that assist animals staying upright during travel. It's also to protect other horses from injuring each other in transit.There are also larger horse trailers that may incorporate more specialized areas for horse tack. They may even include elaborate quarters with sleeping areas, bathroom, cooking facilities etc.
The rise of technological development gave rise to the modern trucking industry.There a few factors supporting this spike in the industry such as the advent of the gas-powered internal combustion engine.Improvement in transmissions is yet another source,justlike the move away from chain drives to gear drives. And of course the development of the tractor/semi-trailer combination.
The first state weight limits for truckswere determinedand put in place in 1913.Only four states limited truck weights, from a low of 18,000 pounds (8,200 kg) in Maine to a high of 28,000 pounds (13,000 kg) in Massachusetts. The intention of these laws was to protect the earth and gravel-surfaced roads. In this case, particular damages due to the iron and solid rubber wheels of early trucks. By 1914 there were almost 100,000 trucks on America's roads.As a result of solid tires, poor rural roads, and amaximumspeed of 15 miles per hour (24km/h) continued to limit the use of these trucks tomostlyurban areas.
The term 'trailer' iscommonlyusedinterchangeablywith that of a travel trailer or mobile home. There are varieties of trailers and manufactures housing designed for human habitation.Such origins canbe foundhistoricallywith utility trailers built in a similar fashion to horse-drawn wagons. A trailer park is an area where mobile homesare designatedfor people to live in.
In the United States, trailers ranging in size from single-axle dollies to 6-axle, 13 ft 6 in (4,115 mm) high, 53 ft (16,154 mm) in long semi-trailers is common.Although, when towed as part of a tractor-trailer or "18-wheeler", carries a large percentage of the freight.Specifically, the freight that travels over land in North America.