It's about one-thirty-thousandth as heavy as The Golden Gate Bridge.
In other words, 31.530 tons is 0.00003550 times the weight of The Golden Gate Bridge, and the weight of The Golden Gate Bridge is 28,200 times that amount.(San Francisco, California and Marin County, California) (Post 1986 weight reduction; total weight of bridge, anchorage, and approaches)
Following the completion of the 1986 project to eliminate excess material, the total weight of the Golden Gate Bridge — including its anchorages and approaches — is 887,000 tons. The two main cables in the spanning the bridge are spun out of a total of 129,000 km (80,200 mi) of wire.
It's about 30,000 times as heavy as a liter of Water.
In other words, 31.530 tons is 28,602.730 times the weight of a liter of Water, and the weight of a liter of Water is 0.00003496170 times that amount.(fresh; 4° C / 39.2° F; maximum density)
Contrary to popular belief, 1 liter (0.0.264172052358148 gal) of water at 4° C / 39.2° F (its point of maximum density) weighs 0.001102342 tons rather than 1 kg exactly. The total volume of water on the planet Earth is about 13,590,000,000,000,000,000 (13.59 quntillion) L (3,590,000,000,000,000,000 gallons).
It's about 45,000 times as heavy as a Basketball.
In other words, 31.530 tons is 45,861.8181820 times the weight of a Basketball, and the weight of a Basketball is 0.0000218046305110 times that amount.(NBA official ball standards, Size 7)
A regulation NBA basketball, manufactured by Spalding, is known as a Size 7 ball and weighs 0.0006875 tons. These balls have 4,118 pebbles each with a diameter of 2.5 mm
It's about 65,000 times as heavy as a Football (Soccer).
In other words, the weight of a Football (Soccer) is 0.0000150 times 31.530 tons.(a.k.a. Soccer, a.k.a. Association Football) (FIFA Law 2 specification)
According to FIFA's Law of the Game number 2, a football must weigh between 0.00045 tons and 0.0005 tons. An artifact on display at the Smith Art Gallery in Museum in Stirling, Scotland is said to be the world's oldest football and is about one-third to one-half the size of a modern football.
It's about 70,000 times as heavy as a Football (American).
In other words, 31.530 tons is 69,583.448275860 times the weight of a Football (American), and the weight of a Football (American) is 0.000014371233745640 times that amount.(a.k.a. "pigskin") (NFL standard)
Per National Football League official rules, an American football must weigh between 0.0004375 tons and 0.00046875 tons. Because of NFL regulations, ceremonial considerations, and backup requirements, each NFL Superbowl requires the manufacture of 144 balls exclusively for the event.
It's about 80,000 times as heavy as a Can of Soup.
In other words, 31.530 tons is 82,000 times the weight of a Can of Soup, and the weight of a Can of Soup is 0.0000120 times that amount.(for Campbell''s Condensed Tomato Soup, 317.9 ml)
A can of Campbell''s Tomato Soup weighs 0.00039 tons. Cans have been used to store soup and other foods since their invention in 1913, but a dedicated can opener was not developed until cans began to use thinner materials — prior to that time, cans were usually opened using various blunt instruments and tools.
It's about 90,000 times as heavy as a Human Heart.
In other words, 31.530 tons is 92,000 times the weight of a Human Heart, and the weight of a Human Heart is 0.0000110 times that amount.(human; adult)
The average human heart weighs about 0.00034 tons. Each minute, the heart pumps between 10 and 20 liters (3 to 5 gallons) of blood through its chambers.