K-rating – Bollards are rated based on their ability to block vehicles at different speeds – K12, K8, and K4 standards indicate vehicles speeds of 50 mph, 40 mph, and 30 mph, respectively. This standard is considered a general reference point in the industry.

ASTM standards  – The American Society for Testing and Materials (ASTM) has developed its own standards, based on DoS and DoD criteria, which issues ratings based on different vehicle types and penetration.

International Works Agreement (IWA) 14-1 – A standard combining the elements of PAS68 and US classification ASTM F2656