 Complete the following phrase:  The construction of the Via Augusta was undertaken within the context of the administrative reorganisation of the provinces of Hispania initiated by Augustus. The immediate precedent of this roadbuilding project was the network of roads, the Via Agrippa, built in Gaul under the supervision of Marcus Vipsanius Agrippa at Augustus command in 20-19 BC. Strabo IV, 6, 11 alludes to Agrippas laying out of the roadways. Agrippa then went to Hispania in 19-18 BC to personally direct the 