Affordable Superstrong Concrete for Bridges
Ultra-high performance concrete mixes cost $360-650 per cubic yard and have compressive strength from 22,500 PSI to 29000 PSI. There are proprietary makers of stronger concrete with costs of $2000 per cubic yard. There have been test blocks of concrete with strengths of 60000 PSI. Regular concrete is usually at 3000-5000 PSI compressive strength. The …