HIGHWAY STRUCTURES (ROAD ENGINEERING); CONSTRUCTION INDUSTRY (BUILDING INDUSTRY); BAUINDUSTRIE (BAUWIRTSCHAFT); SYSTEMS THEORY; RISK ANALYSIS (OPERATIONS RESEARCH); KUNSTBAUTEN (STRASSENBAU); ENTSCHEIDUNGSFINDUNG (UNTERNEHMENSFÜHRUNG); SYSTEMTHEORIE; DECISION-MAKING (BUSINESS MANAGEMENT); RISIKOANALYSE (OPERATIONS RESEARCH)