00339nam a2200109Ia 4500008004100000082001600041082000800057245012700065245001400192260001400206300000900220231017s9999 xx 000 0 und d a388.1120994 bAUS 0aEconomic Evaluation of Road Investigation Proposals: Improved Methods for Estimating Australian Unit Crash costs (AP-R238) 0cAustroads bAustroads c30cm