Simplify the following text for a Grade 7 native English-speaking person.
Original: To compete with this , Santa Ana has approved commercial projects in the South Coast Metro area , as well as the `` Metro East '' development , located at the confluence of the Santa Ana Freeway and the Costa Mesa Freeway .
Simplified: Santa Ana Freeway ( Interstate 5 ) goes through the city . It also has the same name as the Santa Ana Mountains and the Santa Ana Winds that cause fires in Southern California .