3″ Open Quarry is the largest variant in the crushed-open line. Unlike the crushed-minus variants, 3″ Open can be used for drainage. Like the larger crushed-minus variants, it is used for compaction-fill, and road base.
Example Use: Lay a few inches of 3″ Open down, and cover with 3/4″ Minus for a solid base.
Coverage: 1 Cubic Yard covers approximately: 324 Square Feet at 1″ depth, 162 sq ft at 2″, 108 at 3″, and 81 at 4″.