HARRISBURG — After idling six months in the state Legislature, Gov. Tom Corbett's coveted bill to address pressing transportation needs seems headed toward becoming law at 70 mph, fueled by higher gasoline taxes. Final passage is expected Thursday on legislation that would rev up transportation spending by $2.3 billion to $2.4 billion and give Corbett a badly needed policy victory. Success would come just days after what appeared to be a legislative pileup. The House balked at passage late Monday, only to suddenly shift gears Tuesday. Then, on Wednesday, the Senate passed the package 43-7, and that vote put the...