The interactive map below is updated in real time and includes specific closure times as well as recommended detours that may be convenient for your commute.
The interactive map below is updated in real time and includes specific closure times as well as recommended detours that may be convenient for your commute.
One lane of the Bonita Canyon Drive on-ramp to southbound 73 will be closed on Tuesday from 9 p.m. to 6 a.m. and Thursday night from 9 p.m. to 9 a.m. and fully closed on Wednesday night from 2 to 5 a.m. and Thursday night from 12 to 6 a.m. for k-rail installation.
DETOUR: Drive east on Bonita Canyon Drive, then turn right onto Newport Coast Drive. Continue south on Newport Coast Drive and make a U-turn at Sage Hill. Drive north on Newport Coast Drive and take the southbound 73 on ramp.
The Bison Avenue on-ramp to northbound 73 will be closed on Wednesday night from 2 to 5 a.m. and Thursday night from 12 to 3 a.m. for k-rail installation.
DETOUR: Drive west on Bison Avenue. Turn right onto MacArthur Boulevard and take the northbound 73 on ramp.
One lane of the MacArthur Blvd on-ramp to southbound 73 will be closed Wednesday and Thursday nights from 9 p.m. to 6 a.m. and Friday night from 9 p.m. to 9 a.m. for concrete pouring. No delays are anticipated.
One lane of the Jamboree Road on-ramp to southbound 73 will be closed on Tuesday from 9 p.m. to 6 a.m. and Thursday night from 12 to a.m. and fully closed on Wednesday night from midnight to 5 a.m. for k-rail installation.
DETOUR: Travel north on Jamboree Road, then turn right onto southbound MacArthur Boulevard. Turn left onto Bonita Canyon Drive. Turn right onto Newport Coast Drive and continue south. Make a U-turn at the traffic signal just past Sage Hill. Drive north on Newport Coast Drive and take the southbound 73 on ramp.
Caltrans will close one lane of the southbound 73 off-ramp to Bonita Canyon Drive on Tuesday from 9 p.m. to 6 a.m. and Thursday night from 9 p.m. to 9 a.m. for k-rail installation. No delays are anticipated.
Caltrans will close one lane of the Bonita Canyon Drive on-ramp to northbound 73 on Tuesday from 9 p.m. to 6 a.m. and Thursday night from 9 p.m. to 9 a.m. for k-rail installation. No delays are anticipated.
The southbound 73 off-ramp to University Drive will be fully closed on Tuesday through Thursday nights from midnight to 5 a.m. for concrete pouring. The off-ramp will be partially closed Thursday night from 9 p.m. to 12 a.m. and Friday night from 9 p.m. to 9 a.m. for concrete pouring.
DETOUR: Take the Irvine Ave/Campus Drive exit. Continue south on Bristol Street and turn right onto Jamboree Road. Continue south to University Drive.
Two lanes of the northbound 73 mainline between Bonita Canyon Drive and Campus Drive will be closed nightly, Monday through Thursday from 9 p.m. to 6 a.m. and Friday night from 9 p.m. to 8 a.m. and fully closed on Thursday night from 3 a.m. to 6 a.m. for guardrail work.
DETOUR: Take the Bonita Canyon Drive off ramp and turn left. Continue west on Bonita Canyon Drive, which becomes Ford Road west of MacArthur Blvd. Turn right onto Jamboree Road and continue north. Turn left onto Bristol Street North. Continue on Bristol Street and take the northbound 73 on ramp just past Campus Drive.
One lane of the northbound 73 off-ramp to Bonita Canyon Road will be closed on Tuesday from 9 p.m. to 6 a.m. and Thursday night from 9 p.m. to 9 a.m. and fully closed on Wednesday night from 2 to 5 a.m. and Thursday night from 2 to 6 a.m. for k-rail installation.
DETOUR: Take the Newport Coast Drive exit and then turn right onto Newport Coast Drive to reach Bonita Canyon Drive.
Two lanes of the southbound 73 mainline between Campus Drive and Bonita Canyon Drive will be closed Monday and Tuesday from 9 p.m. to 6 a.m. and Thursday night from 12 a.m. to 6 a.m., fully closed on Wednesday night from midnight to 5 a.m. and again partially closed on Thursday night from 9 p.m. to 12 a.m. and 3 a.m. to 6 a.m. and Friday night from 9 p.m. to 8 a.m. for guardrail work.
DETOUR: Take the Irvine Ave/Campus Dr off-ramp and continue south on Bristol Street. Turn right onto Jamboree Road. Continue south on Jamboree Road and turn left onto Ford Road, which becomes Bonita Canyon Drive east of MacArthur Boulevard. Continue east on Bonita Canyon Drive and take the southbound 73 on-ramp.
One lane of the MacArthur Boulevard on-ramp to northbound 73 will be closed on Tuesday from 9 p.m. to 6 a.m. and fully closed on Wednesday from 2 to 5 a.m. for k-rail installation.
DETOUR: Turn left onto Bison Avenue, then turn right onto Jamboree Road. Turn left onto Bristol Street North. Continue on Bristol Street and take the northbound 73 on ramp just past Campus Drive.
One lane of the southbound 73 off-ramp to Bison Avenue will be closed Monday and Tuesday from 9 p.m. to 6 a.m., fully closed on Wednesday night from 2 to 5 a.m. and Thursday night from 12 a.m. to 6 a.m and again partially closed on Thursday night from 9 p.m. to 12 a.m. and Friday night from 9 p.m. to 9 a.m. for concrete pouring.
DETOUR: Take the MacArthur Boulevard off ramp; continue southbound on MacArthur Boulevard to Bison Avenue.
The southbound 73 off-ramp to MacArthur Blvd will be closed on Wednesday from midnight to 5 a.m. for guardrail work.
DETOUR: Continue driving south and take the Bison Avenue off ramp. Turn right onto Bison Avenue to reach MacArthur Boulevard.
Updated March 20, 2019. Closures subject to change without prior notice.
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