SR-60 Grand Avenue Westbound On-Ramp Opens March 26, 2018 - The westbound loop on-ramp will open March 26. However, the ramp will only be accessible by northbound Grand Avenue traffic. Traffic traveling southbound on Grand Avenue, (from the cities of Industry/Walnut), will not be permitted to turn left onto the on-ramp. These southbound motorists will continue to be detoured at Baker Parkway to Grand Crossing and Brea Canyon Road to access the westbound on-ramp at Brea Canyon Road until roadway paving is completed in April or May 2018. Left turn restrictions from the westbound Grand Avenue off-ramp will remain in place until roadway paving is completed in April or May 2018.