On the 2nd October 2007 the PPG Road Blocker DSP® K12 has been successfully vehicle impact tested to arrest a 7.5 tonne truck travelling at 80 kph. The achieved performance classification was PAS 68 V/7500[N3]/80/90:0.0/18 tested with 4 m blocking width.
On the 2nd October 2008 the PPG Barrier Lift System has been successfully vehicle impacted tested to arrest a 6.8 tonne truck travelling at 50 mph. The achieved performance classification was DOD: K12/L2 tested with 10 m blocking width.
On 1st October 2007 the PPG Barrier Lift System has been successfully vehicle impact tested to arrest a 7.5 tonne truck travelling at 80 kph. The achieved performance classification was V/7500[N3]/80/90:00.0/31.0 tested with 6 m blocking width.