STATE OF CALIFORNIA - CALIFORNIA STATE TRANSPORTATION AGENCY

Gavin Newsom, Governor


DEPARTMENT OF TRANSPORTATION

DIVISION OF ENGINEERING SERVICES

MATERIALS ENGINEERING AND TESTING SERVICES

Concrete Materials Testing Branch

5900 Folsom Blvd.

Sacramento, CA 95819

916-227-7205

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Contract # 04297634 Cty ALA Rte 84 PM 17.9/21

Vendor #


REPORT OF LABORATORY TESTING

Resident Engineer:

Paramjit Pandher

Date Reported:

10/11/2024

Address:

TL Number:

City:

Project Name: ROUTE 84 WIDENING (4-LANE EXPRESSWAY) FROM I-680 TO PIGEON PASS, INCLUDING INTERSECTION, DRAINAGE IMPROVEMENTS AND UTILITY RELOCATION.

Prime Contractor: Bay Cities Paving & Grading

Sample Taken Date:

09/13/2024

Mix Design:

D20115EA

Contractor: Unknown

Location : ALAMEDA COUNTY IN AND NEAR SUNOL, PLEASANTON, AND LIVERMORE ON ROUTE 84 FROM 0.1 MILE EAST OF ROUTE 680 TO 0.1 MILE SOUTH OF RUBY HILL DRIVE AND ON ROUTE 680 FROM 1.2 MILES SOUTH TO 1.8 MILES NORTH OF ROUTE 84

Structure unique identifier: 01-33E0434

Structure name: Retaining Wall 17

Location of Pour: Barrier slab


The following testing has been tested in accordance with:

ASTM C39-17a : Standard Test Method for Compressive Strength of Cylindrical Concrete Specimens

Capped in accordance with ASTM C39 - Ground End

Cured in accordance with ASTM C511

SpecimenAverage diameter of cylinder (in)Cross sectional area of cylinder (in^2)Maximum load on cylinder (lb)Compressive strength of cylinder (psi)Type of fracture pattern of cylinder
14.0012.57511074065.81
24.0112.63512574058.41
34.0112.635169540931

DIME Test ID: 2024-09-13-7-1
Number of specimens: 3
Compressive strength (to nearest 10 psi): 4070
Comment on any defect in either specimen or caps (Max 250 Characters):
Age of specimen: 28 days
Certified By: Spencer Adams



Summary of Items Observed and Conversations:

Comments: This report is for the purpose of reporting test results.
Should you require recommendations concerning repairs or remedial efforts please contact the METS representative,
who represents the Materials Engineering and Testing Services for your project.

*Subject to final inspection by the Resident Engineer.




TL- Report of Laboratory Testing