This urban transportation pamphlet delves into the roles of policy groups and technical staffs in evaluating alternative transportation plans, evaluation criteria, systems to evaluate, and evaluation procedures. The introduction admits the importance of subjective, but informed, judgment as an effective tool in weighing alternative transportation plans, together with evaluation of roles, procedures, goals, costs, employment, land utilization, the tax base, accessibility, and social considerations The environment is stressed throughout the pamphlet. "Out of this vast collection of data must emerge those items of data necessary for a group of normally nontechnical, policy-oriented individuals to render intelligent judgments concerning the relative merits of plan alternatives," states the conclusion. Charts, graphs, and tables are liberally used. (NH)