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Highway US-101 Lane Closures, Road Construction and Blocked Lanes

The following is a list of CalTrans lane closures, road construction, and blocked lanes that are active or plannded for on Highway US-101

CalTrans Lane & Road Closures on Highway US-101 SouthHow does freeway lane numbering work?

In Loleta Lane #2, and the right shoulder will be closed for drainage work along Southbound US-101 at Loleta Dr Overcrossing 4-165 from May 6 at 7:01AM to May 6 at 5:01PM.

From: Loleta Dr Overcrossing 4-165 to Singley Rd Separation 4-110 in Loleta
Google Maps & Street View
ID: C101EC-0001-2024-05-06-07:01:00

In Redwood Valley Lane #1, and the left shoulder will be closed for bridge work along Southbound US-101 at Forsythe Creek Bridge 10-269 from May 6 at 6:01AM to May 6 at 7:59PM.

From: Forsythe Creek Bridge 10-269 to Forsythe Creek Bridge 10-269 in Redwood Valley
Google Maps & Street View
ID: C101WD-0030-2024-05-06-06:01:59

In Redwood Valley Lane #1, and the left shoulder will be closed for bridge work along Southbound US-101 at Forsythe Creek Bridge 10-269 from May 7 at 6:01AM to May 7 at 7:59PM.

From: Forsythe Creek Bridge 10-269 to Forsythe Creek Bridge 10-269 in Redwood Valley
Google Maps & Street View
ID: C101WD-0031-2024-05-07-06:01:59

In Redwood Valley Lane #1, and the left shoulder will be closed for bridge work along Southbound US-101 at Forsythe Creek Bridge 10-269 from May 8 at 6:01AM to May 8 at 7:59PM.

From: Forsythe Creek Bridge 10-269 to Forsythe Creek Bridge 10-269 in Redwood Valley
Google Maps & Street View
ID: C101WD-0032-2024-05-08-06:01:59

In Redwood Valley Lane #1, and the left shoulder will be closed for bridge work along Southbound US-101 at Forsythe Creek Bridge 10-269 from May 9 at 6:01AM to May 9 at 7:59PM.

From: Forsythe Creek Bridge 10-269 to Forsythe Creek Bridge 10-269 in Redwood Valley
Google Maps & Street View
ID: C101WD-0033-2024-05-09-06:01:59

In Redwood Valley Lane #1, and the left shoulder will be closed for bridge work along Southbound US-101 at Forsythe Creek Bridge 10-269 from May 10 at 6:01AM to May 10 at 7:59PM.

From: Forsythe Creek Bridge 10-269 to Forsythe Creek Bridge 10-269 in Redwood Valley
Google Maps & Street View
ID: C101WD-0034-2024-05-10-06:01:59

In Ukiah Lane #1, and the left shoulder will be closed for bridge work along Southbound US-101 at South Ukiah Overhead Bridge 10-187 from May 6 at 6:01AM to May 6 at 7:59PM.

From: South Ukiah Overhead Bridge 10-187 to South Ukiah Overhead Bridge 10-187 in Ukiah
Google Maps & Street View
ID: C101WD-0020-2024-05-06-06:01:41

In Ukiah Lane #1, and the left shoulder will be closed for bridge work along Southbound US-101 at South Ukiah Overhead Bridge 10-187 from May 7 at 6:01AM to May 7 at 7:59PM.

From: South Ukiah Overhead Bridge 10-187 to South Ukiah Overhead Bridge 10-187 in Ukiah
Google Maps & Street View
ID: C101WD-0021-2024-05-07-06:01:41

In Ukiah Lane #1, and the left shoulder will be closed for bridge work along Southbound US-101 at South Ukiah Overhead Bridge 10-187 from May 8 at 6:01AM to May 8 at 7:59PM.

From: South Ukiah Overhead Bridge 10-187 to South Ukiah Overhead Bridge 10-187 in Ukiah
Google Maps & Street View
ID: C101WD-0022-2024-05-08-06:01:41

In Ukiah Lane #1, and the left shoulder will be closed for bridge work along Southbound US-101 at South Ukiah Overhead Bridge 10-187 from May 9 at 6:01AM to May 9 at 7:59PM.

From: South Ukiah Overhead Bridge 10-187 to South Ukiah Overhead Bridge 10-187 in Ukiah
Google Maps & Street View
ID: C101WD-0023-2024-05-09-06:01:41

In Ukiah Lane #1, and the left shoulder will be closed for bridge work along Southbound US-101 at South Ukiah Overhead Bridge 10-187 from May 10 at 6:01AM to May 10 at 7:59PM.

From: South Ukiah Overhead Bridge 10-187 to South Ukiah Overhead Bridge 10-187 in Ukiah
Google Maps & Street View
ID: C101WD-0024-2024-05-10-06:01:41

In Hopland Lane #1, and the left shoulder will be closed for bridge work along Southbound US-101 at Pieta Creek Bridge 10-133 from May 6 at 6:01AM to May 6 at 7:59PM.

From: Pieta Creek Bridge 10-133 to Pieta Creek Bridge 10-133 in Hopland
Google Maps & Street View
ID: C101WD-0006-2024-05-06-06:01:57

In Hopland Lane #1, and the left shoulder will be closed for bridge work along Southbound US-101 at Pieta Creek Bridge 10-133 from May 7 at 6:01AM to May 7 at 7:59PM.

From: Pieta Creek Bridge 10-133 to Pieta Creek Bridge 10-133 in Hopland
Google Maps & Street View
ID: C101WD-0007-2024-05-07-06:01:57

In Hopland Lane #1, and the left shoulder will be closed for bridge work along Southbound US-101 at Pieta Creek Bridge 10-133 from May 8 at 6:01AM to May 8 at 7:59PM.

From: Pieta Creek Bridge 10-133 to Pieta Creek Bridge 10-133 in Hopland
Google Maps & Street View
ID: C101WD-0008-2024-05-08-06:01:57

In Hopland Lane #1, and the left shoulder will be closed for bridge work along Southbound US-101 at Pieta Creek Bridge 10-133 from May 9 at 6:01AM to May 9 at 7:59PM.

From: Pieta Creek Bridge 10-133 to Pieta Creek Bridge 10-133 in Hopland
Google Maps & Street View
ID: C101WD-0009-2024-05-09-06:01:57

In Hopland Lane #1, and the left shoulder will be closed for bridge work along Southbound US-101 at Pieta Creek Bridge 10-133 from May 10 at 6:01AM to May 10 at 7:59PM.

From: Pieta Creek Bridge 10-133 to Pieta Creek Bridge 10-133 in Hopland
Google Maps & Street View
ID: C101WD-0010-2024-05-10-06:01:57

In Petaluma All lanes will be closed overnight for emergency work along Southbound US-101 at San Antonio Rd from May 6 at 10:01PM to May 7 at 5:59AM.

From: San Antonio Rd to Route 101 in Petaluma
Google Maps & Street View
ID: C101IA-0037-2024-05-06-22:01:00

In Petaluma All lanes will be closed overnight for emergency work along Southbound US-101 at San Antonio Rd from May 7 at 10:01PM to May 8 at 5:59AM.

From: San Antonio Rd to Route 101 in Petaluma
Google Maps & Street View
ID: C101IA-0038-2024-05-07-22:01:00

In Petaluma All lanes will be closed overnight for emergency work along Southbound US-101 at San Antonio Rd from May 8 at 10:01PM to May 9 at 5:59AM.

From: San Antonio Rd to Route 101 in Petaluma
Google Maps & Street View
ID: C101IA-0039-2024-05-08-22:01:00

In Petaluma All lanes will be closed overnight for emergency work along Southbound US-101 at San Antonio Rd from May 9 at 10:01PM to May 10 at 5:59AM.

From: San Antonio Rd to Route 101 in Petaluma
Google Maps & Street View
ID: C101IA-0040-2024-05-09-22:01:00

In Petaluma All lanes will be closed overnight for emergency work along Southbound US-101 at San Antonio Rd from May 10 at 10:01PM to May 11 at 5:59AM.

From: San Antonio Rd to Route 101 in Petaluma
Google Maps & Street View
ID: C101IA-0013-2024-05-10-22:01:00

In Novato All lanes will be closed overnight for emergency work along Southbound US-101 at Route 101 from May 6 at 10:01PM to May 7 at 5:59AM.

From: Route 101 to San Antonio Rd OC in Novato
Google Maps & Street View
ID: C101IA-0033-2024-05-06-22:01:00

In Novato All lanes will be closed overnight for emergency work along Southbound US-101 at Route 101 from May 7 at 10:01PM to May 8 at 5:59AM.

From: Route 101 to San Antonio Rd OC in Novato
Google Maps & Street View
ID: C101IA-0034-2024-05-07-22:01:00

In Novato All lanes will be closed overnight for emergency work along Southbound US-101 at Route 101 from May 8 at 10:01PM to May 9 at 5:59AM.

From: Route 101 to San Antonio Rd OC in Novato
Google Maps & Street View
ID: C101IA-0035-2024-05-08-22:01:00

In Novato All lanes will be closed overnight for emergency work along Southbound US-101 at Route 101 from May 9 at 10:01PM to May 10 at 5:59AM.

From: Route 101 to San Antonio Rd OC in Novato
Google Maps & Street View
ID: C101IA-0036-2024-05-09-22:01:00

In Novato All lanes will be closed overnight for emergency work along Southbound US-101 at Route 101 from May 10 at 10:01PM to May 11 at 5:59AM.

From: Route 101 to San Antonio Rd OC in Novato
Google Maps & Street View
ID: C101IA-0012-2024-05-10-22:01:00

In Novato All lanes will be closed overnight for electrical work along Southbound US-101 at Route 101 from May 6 at 10:01PM to May 7 at 5:59AM.

From: Route 101 to Atherton Ave Oc in Novato
Google Maps & Street View
ID: C101IA-0041-2024-05-06-22:01:00

In Novato All lanes will be closed overnight for electrical work along Southbound US-101 at Atherton Ave Oc from May 6 at 10:01PM to May 7 at 4:59AM.

From: Atherton Ave Oc to Route 101 in Novato
Google Maps & Street View
ID: C101IA-0045-2024-05-06-22:01:00

In Novato All lanes will be closed overnight for electrical work along Southbound US-101 at Route 101 from May 7 at 10:01PM to May 8 at 5:59AM.

From: Route 101 to Atherton Ave Oc in Novato
Google Maps & Street View
ID: C101IA-0042-2024-05-07-22:01:00

In Novato All lanes will be closed overnight for electrical work along Southbound US-101 at Atherton Ave Oc from May 7 at 10:01PM to May 8 at 4:59AM.

From: Atherton Ave Oc to Route 101 in Novato
Google Maps & Street View
ID: C101IA-0046-2024-05-07-22:01:00

In Novato All lanes will be closed overnight for electrical work along Southbound US-101 at Route 101 from May 8 at 10:01PM to May 9 at 5:59AM.

From: Route 101 to Atherton Ave Oc in Novato
Google Maps & Street View
ID: C101IA-0043-2024-05-08-22:01:00

In Novato All lanes will be closed overnight for electrical work along Southbound US-101 at Atherton Ave Oc from May 8 at 10:01PM to May 9 at 4:59AM.

From: Atherton Ave Oc to Route 101 in Novato
Google Maps & Street View
ID: C101IA-0047-2024-05-08-22:01:00

In Novato All lanes will be closed overnight for electrical work along Southbound US-101 at Route 101 from May 9 at 10:01PM to May 10 at 5:59AM.

From: Route 101 to Atherton Ave Oc in Novato
Google Maps & Street View
ID: C101IA-0044-2024-05-09-22:01:00

In Novato All lanes will be closed overnight for electrical work along Southbound US-101 at Atherton Ave Oc from May 9 at 10:01PM to May 10 at 4:59AM.

From: Atherton Ave Oc to Route 101 in Novato
Google Maps & Street View
ID: C101IA-0048-2024-05-09-22:01:00

In Novato All lanes will be closed overnight for electrical work along Southbound US-101 at Route 101 from May 10 at 10:01PM to May 11 at 6:59AM.

From: Route 101 to Atherton Ave Oc in Novato
Google Maps & Street View
ID: C101IA-0014-2024-05-10-22:01:00

In Novato All lanes will be closed overnight for electrical work along Southbound US-101 at Atherton Ave Oc from May 10 at 11:01PM to May 11 at 5:59AM.

From: Atherton Ave Oc to Route 101 in Novato
Google Maps & Street View
ID: C101IA-0015-2024-05-10-23:01:00

In Sausalito Lanes #2, #3, #4 will be closed overnight for bridge construction along Southbound US-101 at Monte Mar/Spencer Ave from May 6 at 8:01PM to May 7 at 4:59AM.

From: Monte Mar/Spencer Ave in Sausalito to Golden Gate Br South Tower in San Francisco
Google Maps & Street View
ID: P101LB-0012-2024-05-06-20:01:00

In Sausalito Lanes #2, #3, #4 will be closed overnight for bridge construction along Southbound US-101 at Monte Mar/Spencer Ave from May 7 at 8:01PM to May 8 at 4:59AM.

From: Monte Mar/Spencer Ave in Sausalito to Golden Gate Br South Tower in San Francisco
Google Maps & Street View
ID: P101LB-0013-2024-05-07-20:01:00

In Sausalito Lanes #2, #3, #4 will be closed overnight for bridge construction along Southbound US-101 at Monte Mar/Spencer Ave from May 8 at 8:01PM to May 9 at 4:59AM.

From: Monte Mar/Spencer Ave in Sausalito to Golden Gate Br South Tower in San Francisco
Google Maps & Street View
ID: P101LB-0014-2024-05-08-20:01:00

In Sausalito Lanes #2, #3, #4 will be closed overnight for bridge construction along Southbound US-101 at Monte Mar/Spencer Ave from May 9 at 8:01PM to May 10 at 4:59AM.

From: Monte Mar/Spencer Ave in Sausalito to Golden Gate Br South Tower in San Francisco
Google Maps & Street View
ID: P101LB-0015-2024-05-09-20:01:00

In Sausalito Lanes #2, #3, #4 will be closed overnight for bridge construction along Southbound US-101 at Monte Mar/Spencer Ave from May 10 at 9:01PM to May 11 at 5:59AM.

From: Monte Mar/Spencer Ave in Sausalito to Golden Gate Br South Tower in San Francisco
Google Maps & Street View
ID: P101LB-0002-2024-05-10-21:01:00

In San Francisco All lanes will be closed overnight for bridge retrofit along Southbound US-101 at Route 101 from May 8 at 9:01PM to May 9 at 4:59AM.

From: Route 101 to SB OFF to EB Cesar Chavez St in San Francisco
Google Maps & Street View
ID: C101HD-0010-2024-05-08-21:01:00

In San Francisco All lanes will be closed overnight for bridge retrofit along Southbound US-101 at Route 101 from May 9 at 9:01PM to May 10 at 4:59AM.

From: Route 101 to SB OFF to EB Cesar Chavez St in San Francisco
Google Maps & Street View
ID: C101HD-0009-2024-05-09-21:01:00

In San Francisco All lanes will be closed overnight for bridge retrofit along Southbound US-101 at Route 101 from May 10 at 9:01PM to May 11 at 4:59AM.

From: Route 101 to SB OFF to EB Cesar Chavez St in San Francisco
Google Maps & Street View
ID: C101HD-0002-2024-05-10-21:01:00

In Brisbane Lane #4 will be closed for bridge inspection along Southbound US-101 at SB ON from Sierra Pt/Lagoon from May 8 at 12:15AM to May 8 at 4:15AM.

From: SB ON from Sierra Pt/Lagoon to Sierra Point Over Head in Brisbane
Google Maps & Street View
ID: M101LA-0005-2024-05-08-00:15:00

In South San Francisco Lane #1 will be closed overnight for bridge repair along Southbound US-101 at NB Off to Old Bayshore Blvd from May 8 at 10:15PM to May 9 at 4:15AM.

From: NB Off to Old Bayshore Blvd to Prod/Airport in South San Francisco
Google Maps & Street View
ID: M101LA-0004-2024-05-08-22:15:00

In South San Francisco Lane #4 will be closed for bridge inspection along Southbound US-101 at Airport/Miller from May 7 at 12:15AM to May 7 at 4:15AM.

From: Airport/Miller to Industrial Way in South San Francisco
Google Maps & Street View
ID: M101LA-0002-2024-05-07-00:15:00

In Redwood City Lanes #1, #2, #3, #4 will be closed overnight for falsework installation along Southbound US-101 at Whipple Ave from May 6 at 8:01PM to May 7 at 4:59AM.

From: Whipple Ave to Maple St in Redwood City Maple Street OC (Bridge #35-0087)
Google Maps & Street View
ID: C101IC-0010-2024-05-06-20:01:27

In Redwood City Lanes #1, #2, #3, #4 will be closed overnight for falsework installation along Southbound US-101 at Whipple Ave from May 7 at 8:01PM to May 8 at 4:59AM.

From: Whipple Ave to Maple St in Redwood City Maple Street OC (Bridge #35-0087)
Google Maps & Street View
ID: C101IC-0011-2024-05-07-20:01:27

In Redwood City Lanes #1, #2, #3, #4 will be closed overnight for falsework installation along Southbound US-101 at Whipple Ave from May 8 at 8:01PM to May 9 at 4:59AM.

From: Whipple Ave to Maple St in Redwood City Maple Street OC (Bridge #35-0087)
Google Maps & Street View
ID: C101IC-0012-2024-05-08-20:01:27
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