Show FILMS SHOW ROAD BUILDING scenes depicting actual construction of various types of highways are displayed close ups of the activities of the bureau of public roads are contained in two films released building bituminous tu roads and mixed asphalt baxt pavements ments the new films show how uncle sam who has become the worlds greatest road builder through the federal aid road act makes use of bituminous materials in the construction of the nations highways building bituminous roads deala deal directly with the surface treated and penetration macadam type of bituminous roads mixed asphalt pavements Pare ments embraces the construction of asphalt lc concrete and sheet asphalt roads and carries the audience from the paying plant where the materials are mixed to the completed highway open for traffic scenes depleting depicting the actual construction of the various types of roads were made under the direction of skilled engineers of the bureau of public roads united states department of agriculture and are designed to t the laaman la man as well as the engineer in modern road practices several animated close ups graphically depict the details of gon GOB truc tion |