 David Barrow Sr. and Edward Barrow, along with their associate Chuck Stahl and David Barrow Jr., were responsible for much of Austin's expansion in the flatlands and in the mountain regions during most of the 1950s and 1960s.David Sr. was also primarily responsible for the eventual construction of Texas State Highway Loop 1 ("Mopac"), the highway that stretches on the east side of the neighborhood.He helped construct Mopac to help the flow of traffic for residents who lived in the northwestern quadrant of the city.