The work was to be overseen by special committees, but Pope Sixtus V, impatient to see it completed and evidently a little overconfident regarding his own abilities, decided to finish the job himself.
Seda tööd pidid juhtima erikomiteed, kuid paavst Sixtus V, kel polnud piisavalt kannatust ning kes ilmselt hindas oma võimeid veidikene üle, otsustas selle ise lõpule viia.