The bills for facility maintenance that federal agencies have decided to put off until future years are ballooning. The Government Accountability Office\xa0looked at four big agencies: GSA, HHS, Interior and Energy. GAO found the collective size of their deferred maintenance backlogs grew 80% over just the past five years \u2013 and agencies have not done a great job of explaining the reasons to Congress. David Marroni is an acting director for physical infrastructure issues at GAO. He talked about the problems with Federal News Network\u2019s Deputy Editor Jared Serbu on\xa0the Federal Drive with Tom Temin.\xa0\nLearn more about your ad choices. Visit podcastchoices.com/adchoices