Roadwork and Construction Impacts

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Updated June 15, 2026

2026 Slurry Seal Project

Traffic Advisory: Slurry Seal Application Beginning June 15

The City's Contractor will begin applying the slurry seal on June 15 on various streets throughout the following neighborhoods:

  • Tampico
  • Diablo Shadows
  • Valley Vista
  • Alfred Avenue

What to Expect

This final phase of the project is expected to generate the most significant traffic impacts. Residents and commuters should prepare for:

  • Temporary No-Parking Restrictions: Vehicles parked in restricted zones during work hours will be subject to towing.
  • Road & Lane Closures: Expect delays and temporary detours. Please plan your routes accordingly and drive with caution through work zones.

Please click below to view the street-by-street schedule. While the City and our contractor will make every effort to stay on track, unforeseen circumstances like weather conditions or equipment delays may impact the timeline.

Click here for the Street By Street Schedule and Maps

We realize what an inconvenience this surface treatment is to residents and will try to maintain access and minimize any expected lane closures or delays.

For any follow up questions or concerns, please contact Uriel Dominguez Guzman at dominguezguzman@walnutcreekca.gov

STREET NO.

STREET

LIMITS

 

 

FROM

TO

1

MONTEGO

YGNACIO VALLEY RD

LA CASA VIA

2

TAMPICO

MONTEGO

MONTEGO

3

TAMPICO

MONTEGO

YGNACIO VALLEY RD

4

TAMPICO PLACE

TAMPICO

CORTEZ CT

5

CORTEZ CT

TAMPICO PLACE

END

6

MONTEZUMA CT

TAMPICO PLACE

END

7

LOS VECINOS

TAMPICO

TAMPICO

8

CORTE DE LOS VECINOS

TAMPICO

END

9

VIA LOMA

TAMPICO

TAMPICO

10

CORTE MADERA

TAMPICO

END

11

CORTE LOMA

TAMPICO

END

12

DIABLO SHADOW DR

OAK GROVE RD

FIRESTONE DR

13

STINSON CIRCLE

DIABLO SHADOW DR

DIABLO SHADOW DR

14

WELWYN PL

STINSON CIRCLE

END

15

GINOCCHIO CT

DIABLO SHADOW DR

END

16

MELBOURNE PL

STINSON CIRCLE

END

17

LANGLIE CT

DIABLO SHADOW DR

END

18

BRANDYWINE WAY

DIABLO SHADOW DR

END

19

NEWPORT CT

BRANDYWINE WAY

END

20

FIRESTONE DR

BRANDYWINE WAY

END

21

FIRESTONE CT

FIRESTONE DR

END

22

DORAL CT

DEER PARK DR

END

23

LA QUINTA CT

DEER PARK DR

END

24

BELVEDERE CT

FIRESTONE DR

END

25

MILLBRAE CT

FIRESTONE DR

END

26

RENWICK PL

FIRESTONE DR

END

27

BEXLEY PL

FIRESTONE DR

END

28

TAMARISK DR

DIABLO SHADOW DR

DEER PARK DR

29

TAMARISK CT

TAMARISK DR

END

30

DEERPARK DR

OAK GROVE RD

VALLEY VISTA RD

31

BOCA RATON CT

DEER PARK DR

END

32

CARAVELLE DR

DEER PARK DR

VALLEY VISTA RD

33

CARAVELLE CT

CARAVELLE DR

END

34

INVERNESS DR

CARAVELLE DR

DEER PARK DR

35

INVERNESS CT

INVERNESS DR

END

36

VALLEY VISTA RD

OAK GROVE RD

END

37

SUTCLIFFE PL

VALLEY VISTA RD

END

38

SUTCLIFFE CT

SUTCLIFFE PL

END

39

VALLEY VISTA CT

VALLEY VISTA RD

END

40

KIT FOX CT

VALLEY VISTA RD

END

41

GOLF CT

VALLEY VISTA RD

END

42

BOUNDARY OAK WAY

VALLEY VISTA RD

END

43

PAZZI RD

VALLEY VISTA RD

END

 

Contra Costa County Public Works 2025 Walnut Creek Surface Treatment Project

The work to be done generally consists of applying an asphalt rubber chip seal covered with a type II slurry seal on various roads in the unincorporated area of Walnut Creek. Work involves pavement surface preparation including: weed spray, pavement failure repair, crack sealing, edge grinding, removal of exiting thermoplastic stripes and markings, setting survey monuments, and placement of thermoplastic traffic striping and pavement markings.

What to expect when your street is being treated.

Contact Information

Resident Engineer:  Adam Gehlert (Mark Thomas)
Email: agehlert@markthomas.com

Contractor: American Pavement Systems, Inc.

2025 Walnut Creek Area Surface Seal Street List

Street Name

Begin Location

End Location

Doris Avenue

2049 Doris Avenue

End

El Camino Corto

Treecrest Court

88 El Camino Corto

Milton Avenue

Vanderslice

2080 Milton Avenue

Nob Hill Drive

Hanson Lane

Walnut Boulevard

Opal Street

1971 Opal Street

Santa Rita Drive

Scots Court

Scots Lane

End

Scots Lane

Scots Court

1091 Scots Lane

Shady Glen Road

275 Shady Glen Road

290 Shady Glen Road

Vanderslice Avenue

Milton Road

Rudgear Road

Walnut Boulevard

View Lane

3061 Walnut Boulevard

La Vista Road

11 Ruccel Court

Lakewood Circle

 

New Aquatic and Community Center at Heather Farm Park

The existing Community Center will be demolished to make way for the new combined facility, while the Clarke Swim Center is expected to remain open to the public throughout construction. Work is scheduled to begin in January 2026 and continue through the end of 2027, with the first phase including installation of fencing and removal of trees in the areas where the new pool will be located.

For more information about the project please click the following link  New Aquatic and Community Center | Walnut Creek Arts + Rec

We appreciate your patience and cooperation during the construction of this project. 

For any follow up questions or concern, please contact:

Mike Vickers

Email: Mike Vickers

Phone: (925)943-5899 X3538

Unsignalized Crossing Improvements and Trail Crossing Improvements Projects

Beginning February 2nd, crews will be installing Rapid Flashing beacons and performing striping
improvements at 14 crossings throughout the City.

Locations include:
• Mt Diablo and Bont Lane
• Civic Drive between Carlback and Ygnacio Valley Road
• Civic Drive between Parkside and Walden
• Oak Road and Kingston
• Geary Road and Creston Road
• Tice Valley Blvd
• Bancroft Road and Stratton
• Bancroft Road and Gill Port Lane
• Briones to Mt Diablo Trail at Conejo Way
• Briones to Mt Diablo Trail at Buena Vista Ave
• Contra Costa Canal Tail at Larkey Lane
• Contra Costa Canal Trail at Jones Road

Although most of the work will be performed out of the roadway, drivers can
expect lane closures during striping improvements and median work.

For any follow up questions or concern, please contact:

Project Engineer: Rashad Colver

Email: Rashad Colver

925-943-5899 x2236

New Curb Ramps on Parish Drive

Crews will be out installing new curb ramps on Parish Drive, more specifically at the intersections of Claiborne Drive and Terrebonne Drive.  There will be sidewalk closures during the duration of construction. This work is expected to last through mid June.  

Walker Avenue Pedestrian Improvement Project

The City of Walnut Creek will be conducting the Walker Avenue Pedestrian Improvement Project starting in late Spring. The project will widen the sidewalks on both sides of Walker Avenue at San Miguel Drive and raise the crosswalk in order to shorten the crossing distance and slow down vehicle traffic. A new streetlight and high visibility pavement markings will be installed to further enhance visibility as well as ADA and sign upgrades at the intersection and crossings. 

Hours for the work will be from Monday through Friday between 7:00 A.M. and 6:00 P.M. Portions of the sidewalk will be closed during the construction period and pedestrians and cyclists will be directed to take alternative routes until repairs are complete. Roadway lane closures will be between from Monday through Friday 9:00 A.M. and 3:30 P.M. 

During construction “NO PARKING” signs may be posted in advance of work. Vehicles left in posted areas will be towed if necessary at the vehicle owner’s expense. No driveway closures are planned in conjunction with this portion of the project. 

The City understands there will be inconveniences due to the construction of this project and will try to maintain access and minimize any expected sidewalk or lane closures or delays. 

For any follow up questions or concern, please contact:

Project Engineer: Andrew McDade 

Email: Andrew McDade

 925-943-5899 x2217 

Shadelands and Wiget Green Infrastructure Improvement Project

The City of Walnut Creek will be conducting the Shadelands and Wiget Green Infrastructure Improvement Project starting in April 2026. The project will install a new flow-through planter, drought-resistant plants, and irrigation system at the corner of Shadelands Drive and Wiget Lane. The planter will treat roadway runoff before it enters the storm drain system. 

Hours for the work will be from Monday through Friday between 7:00 A.M. and 6:00 P.M. Portions of the sidewalk will be closed during the construction period and pedestrians and cyclists will be directed to take alternative routes until repairs are complete. Roadway lane closures will be between from Monday through Friday 9:00 A.M. and 3:30 P.M. should they be necessary. 

During construction “NO PARKING” signs may be posted in advance of work. Vehicles left in posted areas will be towed if necessary at the vehicle owner’s expense. No driveway closures are planned in conjunction with this project. 

The City understands there will be inconveniences due to the construction of this project and will try to maintain access and minimize any expected sidewalk or lane closures or delays. 

For any follow up questions or concern, please contact:

Project Engineer: Andrew McDade 

Email: Andrew McDade

925-943-5899 x2217 

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