Why is there a weight limit for carry ons?

1. Why is there a weight limit for carry-on baggage when a heavy bag takes up the same amount of space as a lighter bag in the cabin? The safe operation of flights requires that the weight of the aircraft is known so that a weight-based load and balance calculation can be made for the flight.



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If your cabin baggage exceeds the authorized weight and dimensions, we shall be required to: - ask you to pay an additional charge, payable by credit card only, at the cost of the additional baggage. - ask you to leave your baggage at the baggage disputes service in the event of payment refusal.

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There is a 7kg limit per passenger for carry-on baggage, which must be stored in the overhead locker on Aer Lingus Regional flights (operated by Emerald Airlines), subject to availability. A small personal item (handbag or laptop bag) is also included and must be stowed under the seat in front of you.

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What happens if my carry-on bag is more than 7kg? If there is no space in the plane, the airline authorities can ask you to remove your bag and place it along with other check-in luggage.

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Firearms, ammunition, and fireworks are prohibited, as are all knives and safety razors (including pocket knives and Swiss Army knives). Straight razors and replacement blades for straight razors are also not allowed. Most tools also cannot be packed in carry-on luggage, as they have the potential to cause harm.

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You are allowed to bring a quart-sized bag of liquids, aerosols, gels, creams and pastes through the checkpoint. These are limited to 3.4 ounces (100 milliliters) or less per item. This is also known as the 3-1-1 liquids rule.

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One reason they don't measure your weight is that most people wouldn't feel comfortable getting weighed in front of strangers, then charged for that. Only Air Samoa currently weighs each passenger and tickets them by weight. In the West, weight is a contentious issue, so an assumed average is used for passengers.

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Cough up and pay the excess Depending on how many kilos over your suitcase is, you might have a few extra kilos spare where you can pay a fee to let your suitcase go through. Sometimes just being ready to hand over your credit card without protest will make ground crew waive the fee.

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Airliners can descend over 8,000 feet per minutes if needed. A descent from 35,000 feet at that rate would have you down to 11,000 feet in 3 minutes or less. John Cox is a retired airline captain with US Airways and runs his own aviation safety consulting company, Safety Operating Systems.

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Why was the 3-1-1 rule created? The TSA initially banned liquids and gels from carry-on bags in 2006 when British authorities reportedly thwarted a plot to blow up planes bound for the United States with liquid explosives. The rule was later revised to allow small quantities of liquids in carry-ons.

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Toothpaste is considered a liquid by the TSA (Transport Security Agency), even though it's technically a paste. In fact, all pastes, gels, waxes, and lotions are also classified as liquids. And even today, these substances are still restricted by the 3-1-1 rule in hand luggage due to safety threats.

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Yes, toothpaste is considered a liquid when flying and must be within the 3.4oz (100ml) limit for liquids in order to bring it in your carry-on bag. Any amount larger than that must be checked with your luggage.

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Generally an aircraft has sufficient but finite overhead bin capacity to carry hand luggage brought by passengers on the flight. Coupled with safety reasons, most airlines allow carry-on baggage to have a maximum weight of 7kg (as well as size restrictions).

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What happens if my luggage is overweight? For hold luggage, most airlines set a weight limit for single items of luggage. Usually, this is 23kg. If your hold luggage is over and you haven't paid for extra, you might be charged.

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Domestic carry-on policies. A good rule of thumb is that if your carry-on bag fits under the seat in front of you, it's considered a personal item. This includes small backpacks, purses, briefcases, laptop bags, etc. Larger bags, including suitcases, must fit in the overhead bin compartment.

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In modern aircraft with modern avionics, the descent profile is automatically calculated by the computers. When prevailing winds are entered the flight management system can accurately determine the top of descent and the rate of descent that is required.

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The reason commercial airplanes fly at 30,000 to 36,000 feet is because it places them in a unique part of Earth's atmosphere known as the lower stratosphere. The lower stratosphere is above the clouds, so commercial airplanes are protected against bad weather.

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In aviation, the rule of three or 3:1 rule of descent is a rule of thumb that 3 nautical miles (5.6 km) of travel should be allowed for every 1,000 feet (300 m) of descent.

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On all flights, except to and from the United States, each passenger can purchase a checked luggage weight allowance of 20 kg, 25 kg, 30 kg, or 40 kg. It doesn't matter how many bags the total weight is split into, but no bag can be over 32 kg (70 lbs) in weight and 319 cm (126 inches) in total dimensions.

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