Delta Scientific Wedge Barricade Systems

Wedge Barricades: Crash-Rated Vehicle Barrier Systems

High Security Wedge Barricades

DOS K-Rated Barriers 

ASTM M-Rated Barriers 

Shallow and Deep Foundation Barriers 

Delta provides High Security Wedge Barricades with a crash rating as high as K54 in widths up to 240 inches (6096 mm) and up to 39 inches high (1 M). Delta’s line of in-ground wedge barricades range from K4/M30 to K12/M50 with penetration less than 1M (3.3 feet).

Lowered to allow passage of authorized vehicles, these security barricades are the first line of defense at critical facilities including embassies, nuclear facilities, military bases and corporate headquarters. Delta’s high security barricades provide high speed operations, shallow foundations, and sleek designs that are aesthetically pleasing and extremely effective. With security systems built for high traffic locations requiring rapid emergency fast operation rates, Delta Scientific’s counter-terrorism barricade systems meet and exceed governments’ highest level requirements. Used by the U.S. Department of Defense, U.S. Military, and U.S Department of State, these High Security Barriers set the industry standards and can be implemented at any location worldwide. 

Delta’s High Security Wedge Barricades are available in hydraulic and electric versions.  For extreme environments Delta offers galvanization or LINE-X coatings to help alleviate rust and corrosion.  We can match any Pantone or RAL color necessary for your application.  Contact a Delta Sales Representative today to see how these protection systems can help secure your facility. 

US Patent #4,490,068 (TT207)

High Security Wedge Barricades | Delta Scientific
  • Large industrial Wedge Barricade with yellow and black diagonal stripes and red lights on top, K12 Crash Rated, situated indoors in a warehouse or factory setting.

    Wedge Barricade – TT207S – K12 Crash Rated

    • Certified K12/L3

    • Deep-foundation design

    • Closed-face construction

    • Hydraulic operation with 2.0-second EFO

    • Built for confined roadways and close building proximity


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  • High Security Vehicle Barriers DSC550 | Delta Scientific

    Shallow Foundation Barricade – DSC550 – Certified M50/P1

    • Certified M50 / P1 (ASTM F2656-20)

    • Shallow foundation depth of ~24 inches (≈610 mm)

    • Open-frame design with a counter-balance mechanism

    • Available in widths from 10′ to 16′ clear opening

    • Rapid operation


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  • DSC1200 Surface Mounted Solution | Delta Scientific Corporation

    Surface-Mounted Barricade – DSC1200 – K4 Crash Rated

    • Certified K4 (U.S. Dept. of State)

    • Certified K8 (Delta Scientific internal rating)

    • True surface-mounted installation

    • Ideal for challenging sites

    • Plug-and-play high-security access control


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  • TT207SFM | Delta Scientific

    Wedge Barricade – TT207SFM – K12 Crash Rated

    • K12 certified

    • Surface-mounted or shallow-foundation

    • Heavy-duty hydraulic system

    • Supports 12–24 ft clear openings

    • Built for high-security sites


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  • HD200-High-Security-Wedge-Barricade-Factory

    Wedge Barricade – HD200 – M30/P1 Crash Rated

    • ASTM M30/P1 certified

    • Shallow foundation design

    • Flush-mount, fully enclosed frame

    • Built for high-traffic, high-security zones


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  • DSC501 Wedge Barricade | Delta Scientific Corporation

    Wedge Barricade – DSC501 – K12/L3 Crash Rated

    • Certified K12 / L3 and tested up to K54

    • Shallow-foundation design

    • Fully operational after impact

    • Flush when lowered

    • Designed for critical high-security & anti-terror applications


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  • DSC207S Wedge Barricade | Delta Scientific Corporation

    Wedge Barricade – DSC207S – M50 Crash Rated

    • M50 / K12 certified

    • Fully-enclosed wedge design

    • Shallow-foundation

    • Includes advanced Programmable Drive System

    • Designed for high-security sites


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  • HD300 Wedge Barrier Protects Entrance to Watervliet Arsenal | Delta Scientific

    Wedge Barrier – HD300 – M50/P1 Crash Rated

    • Certified M50/P1

    • Shallow-foundation design

    • Multiple‐hit capable

    • Available in either fully electric or hydraulic control units

    • Built for demanding security environments


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  • HD2055 Wedge Barricade | Delta Scientific Corporation

    Wedge Barricade – HD2055 – M50/P1 Crash Rated

    • M50 / P1 certified

    • Shallow foundation only

    • Electromechanically controlled

    • Maintains wider-lane flexibility

    • Built for high-security critical-infrastructure applications


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  • Delta Scientific DSC2000 Ground Installation

    Wedge Barricade – DSC2000 – K12 Crash Rated

    • K12 / L3 certified

    • Extremely shallow foundation

    • Modular, lightweight design

    • Fast deployment & multi-hit capable

    • Flush when lowered & minimal trip hazard


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Security News

  • Three black bollards with gold-colored trim stand in a row on a red brick sidewalk as architectural design elements.

    ADA Compliance for Vehicle Barriers: What Architects and Engineers Need to Know 

    October 6, 2026

    From an engineering standpoint, the best ADA solutions are usually the ones that are planned from the beginning of the project. Trying to add accessibility after…
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  • A white truck with a damaged front end is wrapped around a large metal post—likely one of the bollards used for storefront protection—in a barren outdoor area under a clear sky, highlighting the importance of measures that prevent vehicle-into-building crashes.

    Bollards for Storefront Protection: Designing Against Vehicle-Into-Building Crashes

    October 2, 2026

    Bollards for storefront protection help reduce vehicle-into-building risk in retail and main street settings. Learn when low-speed ASTM F3016 protection is enough, when ASTM F2656 crash…
    Read More