1. A method to monitor roadway infrastructure based on aggregated mobile vehicle communication parameters, the method comprising: identifying a target infrastructure to monitor; identifying a pair of mobile communication devices approaching the target infrastructure; instructing the pair of mobile communication devices to communicate with each other through one or more signals as the pair of mobile communication devices pass the target infrastructure; instructing at least one of the pair of mobile communication devices to collect information about the one or more signals; receiving the collected information about the one or more signals from the at least one of the pair of mobile communication devices; analyzing the collected information about the one or more signals to determine a structural characteristic of the target infrastructure; and instructing at least one of the mobile communication devices to provide analysis results to a tomographic data builder, the provided analysis results for use in assembling a tomographic model.