SR-18 CalTrans Chain Control Highway SR-18 in California

 
Length: 117.21mi.
Counties: San Bernardino, Los Angeles
NOTE: Please research chain control locations as CalTrans is currently working to update chain control descriptions for consistency with Internet mapping, like Google maps & Mapquest.

CalTrans Chain Control Signs (16)

NOT INTENDED for emergency use. For emergencies visit CalTrans Chain Controls.

San Bernardino in San Bernadino County at 1768ft elevation in District 8

Lower Waterman Cyn. thru to Vista Point at milepost: 3.04
No chain controls are in effect at this time.

San Bernardino in San Bernadino County at 5177ft elevation in District 8

Jct. SR 189 thru to Arrowhead Highland Summit at milepost: 14.27
No chain controls are in effect at this time.

Lake Arrowhead in San Bernadino County at 5623ft elevation in District 8

Arrowhead Highland Summit thru to Santas Village at milepost: 18.67
No chain controls are in effect at this time.

Skyforest in San Bernadino County at 5748ft elevation in District 8

Santa's Village thru to Heaps Peak Dump at milepost: 20.17
No chain controls are in effect at this time.

Cedar Glen in San Bernadino County at 6148ft elevation in District 8

Heaps Peak Dump thru to Jct. SR 330 at milepost: 21.67
No chain controls are in effect at this time.

Running Springs in San Bernadino County at 6079ft elevation in District 8

.5 miles East of Jct. SR 330 thru to Green Valley Road at milepost: 25.77
No chain controls are in effect at this time.

Green Valley Lake in San Bernadino County at 6269ft elevation in District 8

Green Valley Road thru to Snow Valley at milepost: 28.47
No chain controls are in effect at this time.

Green Valley Lake in San Bernadino County at 6765ft elevation in District 8

Snow Valley thru to Big Bear Dam at milepost: 31.27
No chain controls are in effect at this time.

Big Bear Lake in San Bernadino County at 6778ft elevation in District 8

Big Bear Dam (Jct 38) thru to Pine Knot Ave at milepost: 37.97
No chain controls are in effect at this time.

Big Bear City in San Bernadino County at 6732ft elevation in District 8

Paradise Way thru to Mitsubishi Cement Plant/Forest Boundary at milepost: 48.69
No chain controls are in effect at this time.

Big Bear City in San Bernadino County at 6837ft elevation in District 8

Johnson Summit (0.5 Mi N/O Baldwin Lake Rd) thru to Mitsubishi/Forest Boundary at milepost: 52.39
No chain controls are in effect at this time.

San Bernardino in San Bernadino County at 2339ft elevation in District 8

Vista Point thru to 1.5mi S/O Upper Waterman Cyn. Rd at milepost: 4.80
No chain controls are in effect at this time.

San Bernardino in San Bernadino County at 2713ft elevation in District 8

1.5mi S/O Upper Waterman Cyn. Rd thru to Upper Waterman Cyn. Rd at milepost: 5.88
No chain controls are in effect at this time.

San Bernardino in San Bernadino County at 3175ft elevation in District 8

Upper Waterman Cyn. Rd thru to 4000 Ft Level (1mi S/O Jct 138) at milepost: 7.40
No chain controls are in effect at this time.

Crestline in San Bernadino County at 3979ft elevation in District 8

4000 Ft Level (1mi S/O Jct 138) thru to SR 138 (Crestline IC) at milepost: 10.05
No chain controls are in effect at this time.

Crestline in San Bernadino County at 4297ft elevation in District 8

SR 138 (Crestline IC) thru to Jct SR 189 at milepost: 11.36
No chain controls are in effect at this time.