Allegheny River. Bridge across Allegheny River between Pittsburgh, O'Hara, and Sharpsburg, Pa., report to accompany H. R. 14584 [granting consent of Congress to board of county commissioners of Allegheny County, Pa., to construct bridge across Allegheny River between Pittsburgh and township of O'Hara and borough of Sharpsburg, Pa.]; submitted by Mr. Vandenberg.