Yes, you can file RTI application to Traffic Police Station.
You can file the application to the specific Police Station from where you require the information. You can ask the copy of documents u/s 2 (j) of the RTI Act, 2005. The Bengaluru City Traffic Police is a specialized unit of the Bengaluru City Police responsible for overseeing and enforcing traffic safety compliance on city roads as well as managing the flow of traffic in the city of Bangalore, Karnataka.
Hence, application can be made to the Public Information Officer u/s 2(f), 2(j) and 6 with the payment of requisite fees as per RTI Act, 2005.
Please refer https://onlinerti.com/apply or https://onlinerti.com/how-to-file-rti-online-for-karnataka