| Subject | English | Spanish |
| environ. | road traffic engineering Discipline which includes the design of highways and pedestrian ways, the study and application of traffic statistics, and the environmental aspects of the transportation of goods and people | ingeniería del tráfico de carreteras |
| environ. | road traffic engineering | ingeniería del tráfico de carreteras |
| mun.plan., transp. | road traffic engineering | ingeniería de tráfico |
| environ. | traffic engineering | ingeniería del tráfico |
| transp. | traffic engineering | ingeniería de tráfico |
| environ. | traffic engineering The determination of the required capacity and layout of highway and street facilities that can safely and economically serve vehicular movement between given points | ingeniería del tráfico |