14 cubic yards of gravel is a large amount of material, roughly the size of a dump truck load. When poured into a loose pile, it measures 15.5 ft (4.71 m) wide and 6.04 ft (1.84 m) tall.

Volume
14 cubic yards
14 yd³ (10.7 m³)
about the size of a dump truck load
Gravel typically ranges 1.6–1.9 g/mL depending on how it's packed. A firmly packed scoop weighs more.