To this committee shall be referred, in accordance with the rules, all legislative instruments, messages, petitions, memorials and other matters relating to the following subjects: Transportation, Highways and Public Works in general; Highways, roads, and bridges; Railroads; Air, bus, and vehicular transportation; Rules and regulations for highway, railroad, and air use; Common carriers, except by water; Pipelines, except the substances or materials which travel through the pipelines; Motor vehicle regulation; Public works; Flood and drainage projects, including levee districts and multiparish drainage projects; Construction, improvement, and maintenance of waterways, lakes, and streams; Facilities in connection with lakes, waterways, and streams; Water conservation districts; Advertisement and letting of public contracts to the lowest responsible bidder relative to the Public Bid Law as provided in R.S. 38:2212.