Instructions: In this task, you are given a summary for US Congressional and California state bill, your task is to generate a Title for this bill. The preferred titles are under forty words and mention the purpose of the bill.
Input: Nation Building Here at Home Act of 2012 - Directs the Secretary of Transportation (DOT) to establish a transformational infrastructure competitive grant program to award grants to state and local governments, transit agencies, and port authorities for certain public transportation projects (including water infrastructure projects) with potential to significantly impact a metropolitan area, a region, or all of the United States.

Specifies the federal share of project costs at 100%.

Requires the iron, steel, and manufactured goods used in projects funded under this Act to have been produced in the United States, except in specified circumstances.

Directs the Secretary of the Treasury to establish a Nation Building Here at Home Financing Initiative.
Output:
To direct the Secretary of Transportation to establish a transformational infrastructure competitive grant program, and for other purposes.