Here are major construction project closures happening on Orange County’s freeways and toll roads between April 18 and April 24, according to the Orange County Transportation Authority, Caltrans and the Transportation Corridor Agencies.

The public is asked by officials to travel only for essential jobs and errands to help curb the spread of the coronavirus.

5 Freeway

Northbound carpool lane between Grand Avenue and State Route 22:

Closed for approximately two months

Southbound carpool lane between Bristol Street/La Veta Avenue and First Street:

Scheduled to close Friday, April 17, for approximately two months

22 Freeway

Eastbound connector to the southbound 55 Freeway:

4 a.m. to 9 a.m. on Saturday, April 18

55 Freeway

Northbound off-ramp to Chapman Avenue:

4 a.m. to 10 a.m. on Saturday, April 18

Northbound FasTrak entrance to the eastbound 91 Freeway:

4 a.m. to noon on Sunday, April 19

91 Freeway

Eastbound FasTrak entrance near Tustin Avenue:

4 a.m. to noon on Sunday, April 19

Westbound FasTrak entrance just west of Green River Road:

4 a.m. to noon on Sunday, April 19

State Route 133

Southbound connector to the northbound 5 Freeway:

5 a.m. to noon on Sunday, April 19

405 Freeway

Northbound off-ramp to South Coast Drive:

Daily daytime closures from Thursday, April 16, to Thursday, April 30

Northbound freeway and ramp closures between Slater and Warner avenues:

Weeknights through Wednesday, April 22

Southbound freeway and ramp closures between Warner and Slater avenues:

Weeknights beginning Thursday, April 23, for approximately one week

Northbound off-ramp to Westminster Boulevard:

Closed in early April for approximately one year

Northbound off-ramp to Seal Beach Boulevard and southbound on-ramp from Edinger Avenue:

Scheduled to close in May for approximately one month

OC Streetcar

Temporary lane closures and parking restrictions are expected daily on West Santa Ana Boulevard, Ross Street, Main Street and Sycamore Street. Fourth Street from Ross Street to Mortimer Street will be closed.

Construction schedules may change because of weather or other factors. Stay updated via TCA, OCTA and Caltrans’ social media pages.