DELTA SCIENTIFIC SECURITY NEWS AND BLOG
Standard Bollard Height: What Designers and Inspectors Expect
Standard bollard height usually falls between 36 and 48 inches above grade. Learn how visibility, ADA access, and ASTM crash standards shape the right height for your site.
Electromechanical vs. Hydraulic Barriers: The Question I Get Asked Most
At Delta Scientific, we manufacture and support both hydraulic and electromechanical vehicle barriers. We work with customers who specify each technology for different reasons, and we’ve seen successful installations of both around the world…
Vehicle Barriers for Stadium Security: Securing Plazas, Player Access, and Loading Docks
Learn where fixed bollards, portable barriers, and wedge barricades fit in a stadium security plan for plazas, VIP access, and loading docks.
Have Drones Made Vehicle Barriers Obsolete?
Vehicles remain one of the most accessible and destructive threats a facility can face. This doesn’t change simply because new technologies exist.
Crash-Rated Wedge Barriers: Where They Outperform Gates and Bollards
Learn where crash-rated wedge barriers outperform gates and bollards for high-throughput lanes, constrained sites, and shallow foundation conditions. Includes Delta examples and EFO speeds.
Built for the Data Center Boom: The Fastest Crash Rated Bi-Fold Speed Gate in the World
For more than 50 years, Delta Scientific has engineered perimeter security systems for some of the most demanding environments in the world. Our barriers, bollards, gates, and access control systems protect government facilities, military…
Crash-Rated vs Non-Crash-Rated Bollards: What Facility Owners Need To Know
Learn the difference between crash-rated and non-crash-rated bollards, why many storefront posts are not tested, and how to choose the right level of vehicle stopping performance.
What SAFETY Act Certification Means for Perimeter Security
Learn what the The SAFETY Act, a program established by the U.S. Department of Homeland Security, means to the perimeter security industry. This program was created to encourage the development and deployment of proven…
Crowd Protection at City Events: Why Crash-Rated Portable Barriers Matter
Metal barricades manage crowds, not vehicles. Learn why city events now need crash-rated solutions and how Delta’s DSC50 S Barrier helps protect parades and festivals.
How to Write Performance-Based Specs for Vehicle Barriers and Bollards (Ratings, Penetration, Cycle Time)
A practical guide for engineers and architects on writing performance-based specs for vehicle barriers and bollards using crash ratings, penetration, duty cycle, and environmental requirements, without naming brands.
Why Improvised Barriers Fall Short in Protecting Crowds
Crash-rated barriers are designed, tested, and certified to perform under defined conditions. Learn how improvised barriers are never the best option.
Why One Fence Is Not Enough: Closing the Gap in Critical Infrastructure Protection
A recent news event showed a man crashing through fencing with the apparent intent to carry out a terrorist attack on a power facility. The incident made headlines. It should serve as a wake…
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