Do I Need Chains on SR-330?
Highway 330 from Highland to Running Springs — 6,060 ft
SR-330 over Running Springs is currently clear. No chain controls are in effect.
View Live Route Conditions on MapCommon Chain Control Checkpoints
Frequently Asked Questions
Do I need chains on Highway 330 to Big Bear?
During winter storms, Caltrans activates chain controls at the base of SR-330 near Highland. During R1, AWD/4WD with snow tires can proceed without chains. R2 allows only AWD/4WD with snow tires on all four wheels. R3 requires chains on ALL vehicles.
Where do I put on chains on Highway 330?
Chain controls typically start at the base near Highland. Install chains before starting the steep climb -- there are very limited pull-off areas on the grade itself. Chain installers may be available at the control point.
Is SR-330 the fastest route to Big Bear?
Yes, SR-330 from Highland is the most direct route to Big Bear from the Inland Empire. It connects to SR-18 at Running Springs. The drive takes about 1 hour in clear conditions.
How steep is Highway 330?
SR-330 gains over 3,000 feet in roughly 15 miles. The grade is steep and sustained. In snow, use low gear both uphill and downhill. Practice installing chains before your trip, as the chain-up area is on an incline.
What is R1, R2, R3 chain control?
R1 means chains required except for vehicles with snow tires or AWD/4WD. R2 means chains required except AWD/4WD with snow tires on all four wheels. R3 means chains required on ALL vehicles. R3 usually precedes highway closure.