Traffic & Construction Updates

Traffic Alerts & Street Closures

Now – April 8, 7 a.m. – 5 p.m. – Geotechnical Work at Diridon – Contractors will be conducting geotechnical explorations around the future Diridon Station from March 22nd to April 8th. The work will primarily occur in the Diridon Station Parking Lot bounded by W. Santa Clara St, Cahill St, Crandall St, and Montgomery St. Expect general working hours from 7:00 AM to 5:00 PM, though timelines may vary due to field conditions or weather. The work will consist of sonic drilling that employs high-frequency vibrations to penetrate subsurface formations efficiently and precisely, utilizing specialized equipment including a sonic drill head and support rig.
This work activity does not typically generate dust.

Now -May 1 Monday-Friday 9 a.m.-3 p.m. – Crews will work on St John St between Market St and 2nd St. No closure is needed, access will be maintained. Parking will not be available in front of the parking meters on the northeast corner of St John and Market St on 3/23 and 4/13. SJPD will be helping direct traffic. 

March 28 Thursday, 9 a.m.-11 a.m. – Crews will close the sidewalk and freight loading zone on Market St between Post St and W San Fernando St. Southbound Market St traffic will merge to the center lane. Signs, cones, and flashing arrows will direct traffic. 

March 28-29 Monday, 8 p.m.-6 a.m. – Crews will close the right lane on San Carlos St between 2nd St and 1st St. Westbound traffic will merge into the left turn lane at the 2nd St and San Carlos St intersection. Traffic must turn left onto 2nd St. 

Now-March 29 Monday-Friday, 8 p.m.- 5 a.m. – Crews will close E Reed St between S 1st St and S 2nd St to install conduit for 600 S 1st St. One southbound lane on S 2nd St will close, bicyclists will merge with vehicles. One eastbound lane and the southern sidewalk on E Reed St will close. Signs and cones will direct traffic and pedestrians.

Now-May 1 Monday- Friday, 9 a.m.-3 p.m. — Crews will work on Market St between Santa Clara St and St James St. No closure is needed, and access will be maintained by the police officers.

April 28 Sunday 7 a.m.-8 p.m. – Crews will close S 1st St between Reed St and San Salvador St, William St between Market St and S 1st St, and San Salvador St between Market St and S 1st St for the SoFA Street Fair spring edition. 

June 7 – June 8 Saturday-Sunday, 5 p.m.-11 p.m. — Crews will close S 1st St between Reed St and W San Carlos St, including Parque de los Pobladores for the SubZERO event. San Salvador St and William St will partially close between 1st and 2nd St. 

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