Large coarse aggregates consist of crushed stone materials, including hard rock types such as rhyolite, granite and, in some cases, dolomite. With particle sizes typically ranging from 1½ inches to 4 inches, these materials are commonly used in heavy construction applications and railway infrastructure projects.

Common Applications for Ballast Crushed Stone
• Railway ballast
• Construction access areas
• Temporary and rough site foundations

Sizes and Specifications
Products are available to meet ASTM, AASHTO and AREMA standards. Common classifications include, but are not limited to: #1, #2, #3, #4 and #5.