Jack Beale Smith has spent the past 40 years researching and locating the Beale Wagon Road through the States of California, Nevada, Arizona, New Mexico, Texas, Oklahoma, and Arkansas. This wagon road was explored and built from Fort Smith, Arkansas to Los Angeles, California during the years 1857-1860. This road was the first federally funded interstate highway to be constructed in the American Southwest, at a cost of $210,000.00 dollars. The War Department was given the project of construction. Also there were 6 Iron Bridges constructed over major rivers and creeks in Indian Territory (Oklahoma). The cost of this project was $75,000.00 Construction time for these bridges was 1859-1860.