An 18 cubic yard dumpster is a sizable waste container commonly used for various projects, from home renovations to construction sites. It typically measures about 7.5 feet in width, 14 feet in length, and 5 feet in height. This dumpster size can hold approximately 18 cubic yards of debris or waste material, which is roughly equivalent to nine pickup truck loads. It's suitable for medium-sized cleanouts or renovation projects, offering enough capacity to handle significant amounts of debris without being overly large or cumbersome.