Rodovia Luiz de Queiroz (official designation SP-304) is a highway in the state of São Paulo, Brazil. It interconnects the cities of Americana, by the Anhanguera Highway (SP-330) and Piracicaba, serving also the city of Santa Bárbara d'Oeste, at which level crosses with the Rodovia dos Bandeirantes (SP-348). It is approximately 45 km long and double-lane. It has been named in honour of Luiz Vicente de Souza Queiroz, a farmer and agriculturist who founded in Piracicaba the first practical school of agriculture in the state, which later became a college of the University of São Paulo.