The worth of human existence is dubious while surveying street security measures or life-saving prescriptions. Debate can here and there be tried not to by utilize the connected method of cost- utility investigation, wherein benefits are communicated in non-financial units like quality-changed life years. Street security can be estimated in cost per life saved, without relegating a monetary worth to the life. Be that as it may, non-money related measurements have restricted convenience for assessing strategies with considerably various results. Different advantages may likewise accumulate from an arrangement, and measurements, for example, cost per life saved may prompt a considerably unique positioning of choices than CBA.