25 cubic yards of gravel is a large amount of material that weighs 35.8 US tons (32.5 tonnes). When poured into a loose pile, it is 18.8 ft (5.72 m) wide and 7.33 ft (2.23 m) tall, making it about half the size of a 20-foot shipping container.

Volume
25 cubic yards
25 yd³ (19.1 m³)
about half the size of a 20-foot shipping container
Gravel typically ranges 1.6–1.9 g/mL depending on how it's packed. A firmly packed scoop weighs more.