Streets and water mains need repair all over the nation. People need work. The power grid needs to jump to the 21st. century and save power along with integrating new technologies.
Current interest rates make borrowing now as cheap as it possibly can be. Increased worker tax payment and lowered need for government safety net will increase revenues to the government and allow the debt to be retired more quickly.
There would also be increases to the Social Security and Medicare funds, helping to secure them for future generations.