President Joe Biden, center, stands near the John A. Blatnik Memorial Bridge in Superior, Wisconsin. An upgrade of the bridge is being funded by the Bipartisan Infrastructure Law.SAUL LOEB/AFP via Getty ImagesInfrastructure has played an important role in President Biden's term in office.The bipartisan infrastructure law is one of Biden's signature domestic policy achievements.The outcomes of Biden's economic initiatives and projects will define his overall legacy.As he enters his final few weeks in the Oval Office, President Joe Biden's political standing remains far below what it was when it entered office.