Reinforced 4ft concrete security barrier from U.S. Barricades® are stackable and interlocking for sturdy, solid placement. This type of concrete barrier is an economical method of protecting property, people, and infrastructure. 

All security blocks are 2400lbs each with built in rebar handle for safe and easy placement. Concrete security blocks are constructed at 5000 PSI and can be increased to 18,000 PSI for specific purposes to achieve maximum weight.

Retaining blocks can be used as a permanent structure or dismantled and reused. All concrete blocks are produced exclusively in the United States using US steel and aggregate.