Boxer urged her colleagues to join in the effort, and expressed frustration that the Senate had burned five-weeks of full-time work on the two-year highway bill and that then House leaders declined to bring it the floor in their chamber for lack of Republican support.

Although Boxer's effort is likely to provoke a fight on the Senate floor it is unlikely to succeed as Senate Majority Leader Harry ReidHarry ReidWhat if there’s no 'Nuclear Option' in the Senate? Republican failure Senate about to enter 'nuclear option' death spiral MORE (D-Nev.) has already suggested he intends to accept the House extension which would prevent highway funding from running out at midnight on Friday.