TiSO traffic semi-automatic bollardsare a perfect solution for effective vehicle access control a power supply is unavailable. The semi-automatic bollards have an inbuilt gas spring mechanism which is locked in the retracted position and rise rapidly when released. For easier use the semi-automatic TiSO drill drive bollards are designed for use where a power supply is unavailable. Operation of the bollard is via a battery drill to raise or lower the bollard. A complete and independent solution the semi-automatic bollards require manual operation for opening or closing. Generally installed in a controlled area operation is provided by on site staff involved to manage any access. Ideally used in areas where parking or traffic restrictions are required such as private driveways or for restricting access to vehicle traffic.