Two bulldozers that will assist in Nags Head's beach nourishment project are already sitting in the parking lot of Ramp 1 on Friday, with the expectation that the massive project will begin in mid-May."We've been waiting for it, I feel like for a couple years now, especially after the last fall that we had, we've lost a lot of the beach," said Rachel Oliver, a manager at Fish Heads Bar and Grill on the Outer Banks Fishing Pier.In mid-May, 2.4 mi…