California Department of Transportation - District 2

Current Highway Conditions & Planned Roadwork


Slow for the Cone Zone
Slow for the Cone Zone

Traffic alerts Provided by Caltrans District 2

Mt Shasta at I-5 Sweetbrier

Please click on our QuickMap and One Stop Shop programs (see above) for current road closure and chain control information. You can also follow us on Twitter for after-hours updates @CaltransD2.


INTERSTATE 5 ANTLER'S BRIDGE HOLIDAY TRAFFIC: Caltrans District 2, along with contractor Tutor-Saliba, have reduced traffic to one lane in each direction on Interstate 5 in Lakehead in order to work on the approaches to the Antler's Bridge. Motorists may encounter longer than usual delays during the Memorial Day weekend. The heaviest traffic is expected to occur on Friday, May 27, 2016, between the hours of 1:00 p.m. and 6:00 p.m. in the northbound direction and on Monday, May 30, 2016, between the hours of 11:00 a.m. and 8:00 p.m. in the southbound direction. Caltrans is advising motorists to try and schedule their holiday travel around these times. Caltrans will be monitoring the backup. It if becomes too long, Caltrans will advise motorists to detour onto State Route 89. However, permitted big rigs are not advised to travel on SR 89.

TRINITY 3 SLIP OUT: Caltrans and contractor Tullis Inc., have re-opened State Route 3 in Trinity County at Slate Creek to one-way traffic control. Motorists will travel on an unpaved surface and traffic control will be in place around the clock, seven days a week until construction is complete. Trailers are allowed. Caltrans will discontinue traffic control on the alternate route at Trinity Dam and Slate Creek.

SR 299/BUCKHORN GRADE: Construction crews will temporarily lift one-way traffic control on Friday, May 27, 2016 at 6:00 a.m for the holiday weekend. Traffic control will resume on Tuesday, May 31, 2016.

SR 96/SEIAD: Emergency work is underway on State Route 96 near Seiad. One-way traffic control is in effect 24 hours a day, seven days a week while crews repair the roadway. Construction is expected to last until May 2016.

SR 273/Shasta County: PG&E is making improvements to its natural gas pipeline serving the Redding area. This will impact Highway 273 and various side streets. PG&E will continue to provide updates on their work schedule on this site. You may also contact your local PG & E representative Alan Lowman at (916) 936-7649 or send an email to for more information.

299W/Junction City-Industrial Parkway: Pavement work has begun on the Weaverville Pavement project. One-way traffic control with a pilot car and flaggers is in place from 7:00 a.m.-7:00 p.m. Delays are expected to be 12-15 mins.

299W/COLLINS BAR CURVE: Slide removal is taking place in Trinity County 0.5 miles east of Burnt Ranch to 1.5 miles east of Burnt Ranch. One way traffic control in effect from 6:30 a.m.- 5:00 p.m.

299 W/ENCHILADA CURVE IMPROVEMENT: Safety improvements are being made on the curve 0.5 mile east of Humboldt/Trinity County line to 0.1 mile west of Salyer. One way traffic control will be in effect between 7:00 a.m.-5:00 p.m.

299 E/PIT ONE SHOULDER WIDENING: Crews are working to widen the shoulders at the narrow pass on Pit One Summit. 24 hour traffic control is in place. Expect 10-15 minute delays.

INTERSTATE 5-RED BLUFF ON/OFF RAMPS: Grinding and paving on several on/off ramps on Interstate 5 in Red Bluff will begin May 8, 2016. Work will be done on the Central Red bluff Interchange, the Diamond Avenue and South Main Street ramps. All closures are expected to occur at night. The project is expected to be completed by the middle of June.

INTERSTATE 5-SOUTH WEED PROJECT: Work will begin on the South Weed Project on May 3, 2016. Construction will take place from just north of Mt. Shasta to Central Weed. During the first phase, traffic will be reduced to one lane in each direction from Truck Village to Central Weed. Ramp closures, with detours, will take place intermittently during this first phase. 30 minute delays are possible during peak travel times. The entire project is expected to be completed by October 2017.


Both the north and southbound Safety Roadside Rest Areas near Corning are closed during construction. The Rest Areas will be completely remodeled over two construction seasons. The next SRRA in the southbound direction is located just outside Artois in Willows. In the northbound direction the closest SRRA is 4.4 miles north of Red Bluff.