Simplify the following text for a Grade 9 native English-speaking person.
Original: Opened in 1906 , it replaced an earlier bridge , originally known as Regent Bridge but later renamed Vauxhall Bridge , built between 1809 and 1816 as part of a scheme for redeveloping the south bank of the Thames .
Simplified: Opened in 1906 , it replaced an earlier bridge as part of a program for redeveloping the south bank of the Thames .