The K12 Terra Blocker has been successfully impact tested to Department of State K12 L3 standard, now replaced by the ASTM M50 P1 standard. This means the K12 Terra Blocker successfully stopped an American 6.8t vehicle travelling at 80kph (50mph). The K12 Terra Blocker test resulted in the vehicle being stopped within the aperture with Zero Penetration. The blocker remained fully functional post impact.

Hydraulically driven. Designed for ease of installation and maintenance.

The K12 Terra Blocker can be interfaced to any access control systems. Traffic Light System included as standard

The Terra Blocker’s Top Plate can be finished with an anti skid resistant treatment which has been fully tested under laboratory conditions for at least 12 months.

Hydraulically driven
K12 L3 Terra Blocker, 6.8t American Truck at 80kph (50mph)
Maximum width: 5000mm
K12 Tested dimensions : width 2500mm, lift height 810mm
Foundation Type C
The Terra Blocker is a PSSA Verified product. The Perimeter Security Suppliers Association has introduced a verification scheme to provide confidence to clients of the perimeter security industry and ensure that the associations members conform to internationally recognised quality standards. For more information please click here.

Basic Specs
P1 – Zero Penetration
Fully functional
K12 Tested dimensions : width 2500mm, lift height 810mm
Width: Variable up to 5000mm

More details
Construction: The blocking segment shall be constructed of heavy steel section with steel front plate and covers
Foundation Type C
Axle Loadings: 24 tons
Finish: Shotblasted, hot zinc sprayed (galvanised), primed and finished with a final coat of polyurethane paint. Client to advise RAL paint number. Alternative finishes available on request. Frontier Pitts Special Lifetime Paint; an anti-slip paint for road vehicles available on request.
Options: Accumulator – allows a number of operations in power failure mode, EFO(Extra Fast Operation), Manual Hand pump, High Security Cabinet, Anti-tamper alarms
Normal Operating Speed/Time: 4-6 seconds, Depending on configuration
EFO Speed: 2-3 seconds, Depending on configuration
Duty Cycle: 100% duty rating
Durability: Fully functional after IWA 14 impact test
Safety: Vehicle Detector Loops, Safety Photocells, LED Traffic light heads, Flashing beacon, Audible alarm
Controls: The programmable logic controller (PLC) with built in safety features will accept inputs from access control systems including access card, voice, etc. Push button as supplied as standard
Accreditations: Secured by Design, BRE Global