SR-18 CalTrans Chain Control Highway SR-18

 
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

For emergencies visit CalTrans.

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 [Cliffhanger] thru to 4000 Ft Level (1mi S/O Jct 138) [Manned] at milepost: 14.27
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 6315ft elevation in District 8

Arrowhead Ranch thru to Santas Village at milepost: 22.87
No chain controls are in effect at this time.

Running Springs in San Bernadino County at 6122ft elevation in District 8

Running Springs thru to Arrowhead Ranch at milepost: 25.17
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.

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

Snow Valley thru to Jct SR-330 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 Lake in San Bernadino County at 6778ft elevation in District 8

Big Bear Dam thru to Snow Valley at milepost: 37.97
No chain controls are in effect at this time.

Big Bear Lake in San Bernadino County at 6768ft elevation in District 8

Boulder Bay (0.2 Mi S/O Blue Jay Dr) thru to Big Bear Dam (Jct 38) at milepost: 39.97
No chain controls are in effect at this time.

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

Modoc Dr thru to Boulder Bay - Castle Rock Turnout at milepost: 42.07
No chain controls are in effect at this time.

Big Bear Lake in San Bernadino County at 6771ft elevation in District 8

Pine Knot Ave thru to Greenway Dr at milepost: 42.62
No chain controls are in effect at this time.

Big Bear Lake in San Bernadino County at 6840ft elevation in District 8

Summit Blvd thru to Modoc Dr at milepost: 43.89
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.

Big Bear City in San Bernadino County at 6099ft elevation in District 8

.5 miles South of Smart Ranch Rd thru to Greenway Dr at milepost: 54.39
No chain controls are in effect at this time.

Big Bear City in San Bernadino County at 5305ft elevation in District 8

1 mile North of Smart Ranch Rd thru to .5 miles South of Smart Ranch Rd at milepost: 56.99
No chain controls are in effect at this time.

Lucerne Valley in San Bernadino County at 4448ft elevation in District 8

Top of Johnson thru to 1 mile North of Smart Ranch Rd at milepost: 58.69
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 4215ft elevation in District 8

Mormon Springs thru to Sbd City Limits at milepost: 11.03
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.