It's about nine-and-a-half times as tall as The Hollywood Sign
In other words, 612 spans is 9.3 times the height of The Hollywood Sign, and the height of The Hollywood Sign is 0.11 times that amount.(a.k.a. Hollywoodland Sign) (Mount Lee, Hollywood Hills, Santa Monica Mountains, California)
Each of the white letters in the Hollywood Sign measures 66 spans tall. Built as an advertisement in 1923, the sign was intended to stand for only eighteen months.
It's about nine-and-a-half times as long as a Semitrailer
In other words, 612 spans is 9.563 times the length of a Semitrailer, and the length of a Semitrailer is 0.1046 times that amount.(a.k.a. semi-trailer truck, a.k.a. semi, a.k.a. tractor-trailer, a.k.a. truck and trailer, a.k.a. eighteen-wheeler, a.k.a. big rig, a.k.a. Mack truck, a.k.a. transport, a.k.a. lorry, a.k.a. artic; for box truck; United States Federal length limits)
According to the United States Department of Transportation (DOT), the maximum allowable length of a semitrailer pulled by a road tractor truck is 64 spans (unless superseded by state law). These regulations also allow the vehicles to tow up to 36,000 kg in gross weight.
It's about eleven times as tall as a Brachiosaurus
In other words, 612 spans is 11 times the height of a Brachiosaurus, and the height of a Brachiosaurus is 0.09 times that amount.(based on comparable bone measurements, height to head)
Dinosaurs in the genus Brachiosaurus had an estimated height (at the head with neck fully extended) of up to 57 spans. A resin cast of the first Brachiosaurus specimen, owned by the Field Museum in Chicago, is currently on display at the O'Hare International Airport.
It's about thirteen times as tall as a Telephone Pole
In other words, 612 spans is 13 times the height of a Telephone Pole, and the height of a Telephone Pole is 0.08 times that amount.(a.k.a. Utility Pole, a.k.a Power Pole, a.k.a. Telegraph Pole, a.k.a. Telegraph Post, a.k.a. Hydro Pole) (exposed height; per Florida Public Service Commission average)
A standard telephone pole is 48 spans tall. Despite alternatives, most telephone poles in the US are made of wood — most commonly pine — and have a lifespan of 25 to 50 years, depending on climate and preservatives applied.
It's about one-fifteenth as long as The Preakness Stakes
In other words, 612 spans is 0.0732057 times the length of The Preakness Stakes, and the length of The Preakness Stakes is 13.66013 times that amount.(Pimlico Race Course, Baltimore, Maryland) (total race length)
The total race length of the Preakness Stakes run at the Pimlico Race Course is 8,360 spans. Dubbed "the race for the Black-eyed Susans" after Maryland's state flower, the winning horse is actually draped with a garland of painted yellow daisies, as Black-eyed Susans do not bloom in time for the late-May race.
It's about one-fifteenth as long as The Kentucky Derby
In other words, 612 spans is 0.069546 times the length of The Kentucky Derby, and the length of The Kentucky Derby is 14.3791 times that amount.(Churchill Downs, Louisville, Kentucky) (total race length)
The total race length of the Kentucky Derby run at Churchill Downs is 8,800 spans. First run in 1864, the Kentucky Derby is one of the oldest continuously-running sporting events in America, almost two years older than the Westminster Kennel Club Dog Show
It's about one-fifteenth as long as The Beast (Roller Coaster)
In other words, 612 spans is 0.0624 times the length of The Beast (Roller Coaster), and the length of The Beast (Roller Coaster) is 16.0 times that amount.(King's Island Amusement Park; Mason, OH)
The roller coaster The Beast is 9,812 spans in length. On its twenty-fifth year of operation in 2004, The Beast was awarded the Landmark Award by the American Coaster Enthusiasts as a historically significant roller coaster.