Delta Scientific's TW4030 is a surface mounted, dual buttress barricade consisting of a heavy steel plate capable of being rotated from the free pass position to its guard position by a hydraulic power unit.

Barricade height is 21 inches (53cm). Standard clear opening width is 12 feet (3.66m). Maximum width is 20 feet (6.1m).

The TW2015 is a 120-inch (3,048 mm) moving ramp, 18 inches (457 mm) high that is surface mounted. Crash rated, the barricades are lowered to allow passage of authorized vehicles.

The Delta TT107SFM Hydraulic Barricade System is used for high security applications and designed to install at difficult locations such as parking structure ramps or areas with sub-surface drainage problems. Shallow foundation or bolt to surface versions are available.

The TT207sFM is a K12 rated barricade 15,000 pound truck at 50 mph. It comes in two versions, surface mounted for parking ramps and with the standard 18 inch foundation. This barricade is also available with a debris screen. When the barricade is in the up position the hydraulics are protected by the heavy metal ramp plate. Widths available: 12 foot to 24 foot clear opening.