How much is a standard drink?
Can/stubby low-strength beer = 0.8 standard drink
Can/stubby mid-strength beer = 1 standard drink
Can/stubby full-strength beer = 1.4 standard drinks
100 ml wine (13.5% alcohol) = 1 standard drink
30 ml nip spirits = 1 standard drink
Can spirits (approx. 5% alcohol) = 1.2 to 1.7 standard drinks
Can spirits (approx. 7% alcohol) = 1.6 to 2.4 standard drinks
BAC level
Effects from alcohol when driving
0.02 to 0.05
Reduced ability to see or locate moving lights correctly
Reduced ability to judge distances
Increased tendency to take risks
0.05
Twice as likely to have a crash as before drinking
0.05 to 0.08
Further reduction in ability to judge distances
Impaired sensitivity to red lights
Slower reactions
Shorter concentration span
0.08
Five times as likely to have a crash as before drinking
0.08 to 0.12
Overestimates abilities
‘Euphoria’ sets in
Reckless driving
Impaired peripheral vision (resulting in accidents due to hitting vehicles
while passing) Impaired perception of obstacles
Ten times more likely to have a crash as before drinking
13
