If the view of that portion of the tracks of any railroad, crossing a highway at grade, which adjoins such crossing, is obstructed by trees, shrubbery or embankments of earth, the Commissioner of Transportation may, after a hearing upon such notice as the commissioner deems reasonable to the company or companies owning or operating such railroad or railroads and to the selectmen of the town, mayor of the city or warden of the borough wherein such crossing is situated and to the owners of the land adjoining such crossing, make such orders for or concerning the removal of any such obstruction as will afford an unobstructed view of such railroad tracks and such highway in accordance with current American Association of State Highway and Transportation Officials’ Policy for vehicles to safely traverse a railroad crossing from a stopped position. All orders of the commissioner pursuant to the provisions of this section shall specifically set forth the limits within which land may be taken and the nature, purposes and specific limits of the easements so authorized to be taken. The expense occasioned by any order of said commissioner under the provisions of this section shall be paid by the owner of the land upon which the obstruction is located.