DELTA SCIENTIFIC SECURITY NEWS AND BLOG
UK Threat Level Raised to Severe: Why Preparedness Must Come First
The Threat Level Has Changed The UK has raised its national terrorism threat level from substantial to severe. This means an attack is highly likely. This is the official assessment from MI5. Source: https://www.mi5.gov.uk/uk-national-terrorism-threat-level-raised-to-severe…
Portable Vehicle Barriers for Events: Protecting Streets Without Permanent Construction
Most event security plans have the same constraint: you need protection for a weekend, not a capital project. Portable vehicle barriers for events solve that by deploying on existing surfaces, then leaving with the…
Bollards and Barriers for Parking Garages and Ramps: Practical Protection at Exits, Pay Areas, and Retail
Why parking garages need a different approach In most facilities, vehicles and pedestrians can be separated with distance. Garages compress everything: turning movements, ramps, columns, doors, and queue lines. That means the same site…
Shallow-Foundation Wedge Barriers for Sites With Utilities and High Water Tables
The problem: you need vehicle stopping power, but you can’t dig. Many barrier projects start with a simple requirement: stop a vehicle from entering a protected area. Then the first test pit gets excavated…
Why We Build What We Sell
I’ve spent decades in this industry. I’ve seen trends come and go, shortcuts promised as innovation, and outsourcing sold as progress. Through all of that, one belief has never changed for me. If you…
Removable vs Retractable Bollards: Which Access Control Option Fits Your Site?
Crash-rated equipment only helps if it is planned, staged, and placed where vehicles can realistically reach crowds. This article gives municipal teams a repeatable process for deploying Delta’s DSC50 “S” Barrier for temporary crowd…
Do Cities Need Crash-Rated Barriers?
Crash-rated equipment only helps if it is planned, staged, and placed where vehicles can realistically reach crowds. This article gives municipal teams a repeatable process for deploying Delta’s DSC50 “S” Barrier for temporary crowd…
ASTM F2656 Explained: How M-Ratings Work for Vehicle Barriers
Crash-rated equipment only helps if it is planned, staged, and placed where vehicles can realistically reach crowds. This article gives municipal teams a repeatable process for deploying Delta’s DSC50 “S” Barrier for temporary crowd…
Lessons from Detroit Metro: Not All Bollards Are Created Equal
A vehicle entered the McNamara Terminal and struck a ticket counter. Six people were injured. The driver was detained. The cause was unknown at the time. The outcome could have been far worse. This…
A Field Guide to Deploying the DSC50 “S” Barrier at City Events
Crash-rated equipment only helps if it is planned, staged, and placed where vehicles can realistically reach crowds. This article gives municipal teams a repeatable process for deploying Delta’s DSC50 “S” Barrier for temporary crowd…
Bollards and Barriers for Data Centers
Data center security is not only cyber. Vehicle approaches, service yards, and deliveries can create exposure if vehicle mitigation is not planned. This article explains how to use crash-rated bollards and barriers to protect…
Designing Temporary Pedestrian Safety Zones For Street Closures And Markets
A temporary pedestrian safety zone is a short-term, clearly bounded walking and gathering area created inside a street closure or lane closure. Good designs pair standard temporary traffic control (TTC) with a vehicle-stopping layer…
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