little, too late? jonathan serrie is live on orange beach, alabama. what do you the idea? do you like it? reporter: good morning, bill, behind me, is a $4.5 million project, look at the construction there, on the other side of the bridge, they are driving pilings, concrete pilings into the bottom of perdido pass, the inlet i m standing on now and they ll eventually suspend a 32 inch diameter pipe all the way across perdido path and will be filled with foam so it floats and will be suspended from chains from the pilings you see them driving into the water and into the bottom of the path and then, in addition, to the 32 inches in diameter of the pipe, it will have flaps on it, extending 18 inches above and 18 inches below the idea being that it will offer much more protection than traditional boom, this
this flotilla of boats that s been going out, they ve been going out for quite some time. we re in perdido path, the back of perdido bay, they re work in to seal off the area to keep the oil from coming into the backwaters during a rising tide and all of these people here are involved in that effort. meanwhile, bp says that the cost of the cleanup, and they predict overall it will run from $3 billion to $6 billion. u.s. officials say the amount of oil still pouring into the gulf has run 15,000 barrels a day and the coast guard has told bp to step up containment efforts and to present a new plan of attack by tonight. alex? yep, and they say they will deliver that plan. thank you very much, mark potter. it is back to the gulf coast for president obama set to make his fourth trip since the oil rig exploded in late april and tomorrow a two-day swing through mississippi, alabama, and florida. nbc s mike viqueira live at the white house. good morning, mike.