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

Contract # 040Q30U4 Cty ALA Rte 680 PM R11.0/R21.9,R0.0/R0.9

Vendor #

	REPORT OF LABORATORY TESTING
Resident Engineer:	Yannaing Tun	Date Reported:	07/11/2024
Address:		TL Number:
City:
Project Name: PRECAST CONC PVMT, ELECTRONIC TOLL SYSTEM, JPCP, CB & STRUCTURAL CONC
Prime Contractor: BAY CITIES PAVING & GRADING (Jason Ochoa)
Sample Taken Date:	06/13/2024	Mix Design:	D20119EA
Contractor: Unknown		Location : ALAMEDA AND CONTRA COSTA COUNTIES AT SUNOL AND IN SAN RAMON BETWEEN 0.4 MILE SOUTH OF CALAVERAS ROAD UNDERCROSSING TO 0.9 MILE NORTH OF ALCOSTA BOULEVARD OVERCROSSING
Structure unique identifier: 01-33E0251
Structure name: Retaining Wall 213A
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 C617/CTM521

Cured in accordance with ASTM C511

Specimen	Average 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
1	4.02	12.69	55768	4394.0	1
2	4.01	12.63	52317	4143.0	1
3	4.01	12.63	55320	4380	1

DIME Test ID: 2024-06-13-49-1
Number of specimens: 3
Compressive strength (to nearest 10 psi): 4310
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

DEPARTMENT OF TRANSPORTATION

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.

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.