The original I-275 (SR 93) PD&E Study began in 2012 and concluded with LDCA approval of the Type II CE in July 2016. The 2017 Design Change Re-evaluation was initiated in summer 2016 and concluded in July 2017. The current Design Change Re-evaluation began in August 2018. The project activities include collecting information, developing roadway improvement concepts, and evaluating the potential environmental and social effects of the concepts.
A public hearing for the current Design Change Re-evaluation was held on September 24, 2019. The re-evaluation is expected to be complete by Winter 2019/2020.