Simplify the following text for a Grade 9 native English-speaking person.
Original: Designed by Irving Gill and built in 1913 as part of the original layout of the city as determined by Jared Sidney Torrance and Frederick Law Olmsted , Jr. , the bridge became the city 's second entry in the National Register of Historic Places on July 13 , 1989 after Torrance High School .
Simplified: The bridge was designed by Irving Gill and was built in 1913 as part of the original layout of the city as drawn up by Jared Sidney Torrance and Frederick Law Olmsted , Jr. . It became the city 's second entry in the National Register of Historic Places on July 13 , 1989 after Torrance High School .