 Because he reigned only briefly , <unk> 's public works were few , instead completing projects which had been initiated under <unk> rule . This included extensive repairs to the Roman road system and the expansion of the <unk> . The latter program was headed by the former consul <unk> Julius <unk> , who helped to put an end to abuses and later published a significant work on Rome 's water supply , De <unk> <unk> <unk> . The only major landmarks constructed under <unk> were a <unk> , known as the <unk> <unk> , and a small Imperial <unk> begun by <unk> , which linked the <unk> of Augustus to the Temple of Peace . Little remains , partly because the Via <unk> <unk> <unk> cuts across it . 
