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:

03/22/2023

Address:

TL Number:

169967

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:

02/13/2023

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:

Structure name:

Location of Pour:


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 C617/CTM521

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
14.0012.57408933254.01
24.0212.69581134579.01
34.0112.631507011931

DIME Test ID: 2023-02-13-42-1
Number of specimens: 3
Compressive strength (to nearest 10 psi): 3010
Age of specimen: 28 days
Certified By: Spencer Adams


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

Capped in accordance with ASTM C617 - Sulfur Mortar Cap

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
14.0012.57408933253.21
24.0212.69581134579.41

DIME Test ID: 2023-02-13-42-2
Number of specimens: 2
Compressive strength (to nearest 10 psi): 3920
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:

Test ID: 2023-02-13-42-2: This test supersedes the previously published test. A correction was made to remove the third specimen from the sample set, due to a malfunction in the test machine when testing the third specimen. For any further questions, please contact Spencer Adams, MREA (916) 594-1991

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