The Roman Bridge of Mérida: A Feat of Roman Civil Engineering Introduction The Roman Bridge of Mérida is one of the most impressive surviving examples of Roman engineering. Built during the early period of the Roman Empire , it demonstrates the Romans’ mastery of durable construction, infrastructure planning, and hydraulic control. Remarkably, it has remained in use for nearly two thousand years. Historical Background The bridge was constructed in the 1st century BCE or early 1st century CE, dur